JCM 210 Ductile Iron Coupling

JCM Pipe Couplings and End Caps

JCM Industries pipe couplings and end caps join, repair, transition and cap plain-end pipe from 1/2 to 42 in: steel couplings (201, 202, 203, 204), ductile iron couplings with the G212 transition gasket system (210, 211, 212), the 214 end cap, the 241 and 242 optimum range couplings that fit every common pipe class, the 262 fabricated stainless coupling and the 220 compression coupling. They meet ANSI/AWWA C219, and JCM rates the 201, 204, 241 and 242 at 250 PSI. Choose by the pipe at each end. Watermain Supply offers engineering-led selection and cross references to Smith-Blair and Dresser. Call 1-888.510.4036.

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JCM 262 Fabricated Stainless Steel Coupling - Straight, Transition and Oversized
JCM 262 Fabricated Stainless Steel Coupling - product photo

JCM Industries

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JCM 262 Fabricated Stainless Steel Coupling - Straight, Transition and Oversized

From $344.84
JCM 220 Galvanized Compression Coupling - Steel Pipe, 1/2 to 2 in
JCM 220 Galvanized Compression Coupling - product photo

JCM Industries

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JCM 220 Galvanized Compression Coupling - Steel Pipe, 1/2 to 2 in

From $18.96
JCM 204 Steel Reducing Coupling - 14 to 24 in
JCM 204 Steel Reducing Coupling - product photo

JCM Industries

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JCM 204 Steel Reducing Coupling - 14 to 24 in

From $2,794.49
JCM 242 Long Optimum Range Ductile Iron Coupling - 10 in Sleeve, 3 to 16 in
JCM 242 Long Optimum Range Ductile Iron Coupling - product photo

JCM Industries

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JCM 242 Long Optimum Range Ductile Iron Coupling - 10 in Sleeve, 3 to 16 in

From $280.46
JCM 241 Optimum Range Ductile Iron Coupling - Standard Length, 3 to 12 in
JCM 241 Optimum Range Ductile Iron Coupling - product photo

JCM Industries

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JCM 241 Optimum Range Ductile Iron Coupling - Standard Length, 3 to 12 in

From $239.25
JCM 214 Pipe End Cap Coupling - Ductile Iron, Threaded Outlet, 3 to 12 in
JCM 214 Pipe End Cap Coupling - product photo

JCM Industries

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JCM 214 Pipe End Cap Coupling - Ductile Iron, Threaded Outlet, 3 to 12 in

From $219.98
JCM 212 Ductile Iron Transition Coupling
JCM 212 Ductile Iron Transition Coupling - product photo

JCM Industries

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JCM 212 Ductile Iron Transition Coupling

From $112.95
JCM 211 Ductile Iron Coupling - IPS PVC, Steel and HDPE, 3 to 24 in
JCM 211 Ductile Iron Coupling - product photo

JCM Industries

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JCM 211 Ductile Iron Coupling - IPS PVC, Steel and HDPE, 3 to 24 in

From $132.39
JCM 210 Ductile Iron Coupling - 2 to 24 in
JCM 210 Ductile Iron Coupling - product photo

JCM Industries

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JCM 210 Ductile Iron Coupling - 2 to 24 in

From $77.82
JCM 203 Steel Transition Coupling - Cast Iron to Ductile Iron, 14 to 24 in
JCM 203 Steel Transition Coupling - product photo

JCM Industries

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JCM 203 Steel Transition Coupling - Cast Iron to Ductile Iron, 14 to 24 in

From $1,208.28
JCM 202 Long Steel Coupling - Steel Pipe Sizes, 2 to 12 in
JCM 202 Long Steel Coupling - product photo

JCM Industries

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JCM 202 Long Steel Coupling - Steel Pipe Sizes, 2 to 12 in

From $196.28
JCM 201 Steel Coupling - Cast Iron Pipe Sizes, 14 to 42 in
JCM 201 Steel Coupling - product photo

JCM Industries

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JCM 201 Steel Coupling - Cast Iron Pipe Sizes, 14 to 42 in

From $1,037.11

JCM Pipe Couplings and End Caps

JCM Industries · Couplings and End Caps · 1/2 to 42 in

JCM Pipe Couplings: Steel, Ductile Iron, Optimum Range, Transition and End Caps

Join, repair, transition and cap plain-end pipe: steel couplings to 42 in, ductile iron couplings with the JCM wide-range gasket system, optimum range couplings that fit every common pipe class in one size, fabricated stainless couplings for corrosive soils, and the 214 end cap.

JCM 210 Ductile Iron Coupling
13 ListingsSteel, ductile, stainless, caps
0.84-44.50 inPipe OD covered
250 PSI201 steel, 204, 241, 242
AWWA C219Bolted sleeve couplings
1 Gasket SystemG212 transition gaskets

JCM Industries couplings join plain-end pipe with a gasket compressed by followers and bolts: no threading, beveling or exact alignment, and a joint that takes deflection, expansion and settlement. The line runs from 1/2 in galvanized compression couplings to 42 in steel couplings, with ductile iron couplings whose gaskets interchange to join cast iron, ductile iron, A/C, steel and PVC in one body.

Watermain Supply supplies the JCM coupling line with engineering-led selection: send the OD and material of each pipe end and the operating pressure, and we will name the coupling and gaskets. Email sales@watermainsupply.com or call 1-888.510.4036. Genuine JCM Industries equipment, factory-new in original packaging — sold and supported by Watermain Supply, an independent industrial supplier.

Will It Work for Me?

The four questions that decide a coupling.

Warranty

12 months from the date of purchase against defects in materials and workmanship (Watermain Supply standard).

Reliability

ASTM A36 steel or ASTM A536 ductile iron sleeves, high-strength low-alloy bolts to AWWA C111, shop coat or fusion epoxy, with E-coat or stainless bolt builds on most styles.

Fit

Sized to the OD of each pipe end. Ratings: 250 PSI on the 201 steel-pipe coupling, 204, 241 and 242; 150 PSI on the 210, 211, 212, 214 and 262. Couplings join but do not restrain: anchor the pipe.

Size It Now

Send both pipe ODs and materials and the pressure. We confirm the coupling, sleeve and gaskets.

Email the ODs

Three Families of JCM Couplings

Pick the family by pipe material, then the size by OD.

JCM 201 Steel Coupling

Steel Couplings

Styles 201, 202, 203, 204

250 PSI201 steel ODs, 204
0.84-44.50 inPipe OD
A36 steelMiddle ring
AWWA C219Standard

Steel middle ring, ductile iron or steel followers and SBR gaskets: the classic bolted sleeve coupling. The 202 adds 12 and 16 in long sleeves for wide gaps; the 203 joins cast iron to ductile iron of the same nominal size, and the 204 reduces between two sizes from 14 to 24 in.

  • E-coat, fusion epoxy or stainless bolt builds
  • Cast iron ODs to 42 in on the 201 CI listing
  • Long sleeves for repair sections
Best for large mains, steel pipe and repair sections on any pipe type.
JCM 201JCM 202JCM 204
JCM 210 Ductile Iron Coupling

Ductile Iron Couplings

Styles 210, 211, 212, 214

150 PSIWorking pressure
2.34-26.32 inPipe OD
A536 DISleeve and flanges
G212Transition gaskets

Ductile iron sleeves and flanges with wide-range SBR gaskets. Change only the G212 gaskets and one coupling body joins A/C, cast iron, ductile iron, steel and PVC; the 212 joins two ODs of the same nominal size and the 214 caps a pipe end with a threaded outlet.

  • Shop coat or fusion epoxy body
  • Low-alloy, E-coat or stainless bolts
  • Less Gaskets builds for custom transitions
Best for transitions between pipe materials and everyday water main repair.
JCM 210JCM 212JCM 214
JCM 241 Optimum Range Ductile Iron Coupling

Optimum Range and Stainless

Styles 241, 242, 262

250 PSI241 and 242
3.45-19.20 inPipe OD
Every classSDR 35 to A/C 200
304 SS262 middle ring

The 241 and 242 fit every common pipe class in each size, SDR 35, IPS PVC, C900 PVC, ductile iron, steel, cast iron and A/C Class 100 to 200, so one coupling covers the job. The 262 pairs a 304 stainless middle ring with fusion-plastic coated followers for the harshest soils.

  • 242 has a 10 in middle ring for wide gaps
  • Maximum bolts for uniform tightening
  • 262 straight, transition and oversized builds
Best for unknown pipe classes, inventory reduction and corrosive soils.
JCM 241JCM 242JCM 262

Small Pipe

JCM 220 Galvanized Compression Coupling

Steel pipe, 1/2-2 in Compression

JCM 225 Insulating Adapter Gasket

IPS fitting to copper tube size Gasket

Every JCM Coupling Side by Side

Pressure is JCM's published working pressure where one is printed.

Style Type Pipe OD Pressure Gasket
JCM 201 Steel coupling, steel pipe ODs 0.84-24.00 in 250 PSI SBR Gasket (Buna-N 1/2 and 3/4 in)
JCM 201 Steel coupling, CI/DI ODs, 14-42 in 15.30-44.50 in By application SBR
JCM 202 Long steel coupling, 12 and 16 in sleeves 2.38-12.75 in By application SBR
JCM 203 Steel transition, CI to DI 14 to 24 in By application -
JCM 204 Steel reducing coupling 14 to 24 in 250 PSI -
JCM 210 Ductile iron, CI/DI/C900/A-C 2.34-26.00 in 150 PSI SBR
JCM 211 Ductile iron, IPS PVC, steel, HDPE 3.50-24.00 in 150 PSI SBR
JCM 212 Ductile iron transition 2.38-26.32 in 150 PSI SBR
JCM 214 Pipe end cap with threaded outlet 3.50-13.50 in 150 PSI SBR
JCM 241 Optimum range, standard length 3.45-14.38 in 250 PSI SBR
JCM 242 Optimum range, long 10 in sleeve 3.45-19.20 in 250 PSI SBR
JCM 262 Fabricated stainless, coated followers 4.00-14.40 in 150 PSI SBR
JCM 220 Galvanized compression, 1/2-2 in 1/2 to 2 in By application -

Rated by application: JCM builds these to ANSI/AWWA C219; send the ODs and pressures and we obtain JCM's rating.

Coupling Cross Reference

JCM styles and their nearest equivalents from Smith-Blair, Dresser, Ford, Romac and PowerSeal.

JCM Description Smith-Blair Dresser Ford Romac PowerSeal
201 Steel coupling 411 Steel / 411 Cast/DI Style 38, Style 138 FC3-7 400 3538
202 Long steel coupling 411 Long Style 40 FLC - 3540
203 Steel transition coupling 413 / 413 14-48 in Style 62 TII FC5 TC400 -
204 Steel reducing coupling 415 Style 62 TII FC6 RC400 3562R
210 Ductile iron coupling 441 - FC1 501 -
211 Ductile iron coupling, steel and IPS PVC - - FC1 501 -
212 Ductile iron transition coupling 433 - FC2 501 3501
214 Pipe end cap coupling 481, 482 Style 31 FEC EC501 3501EC
220 Compression coupling 525 Style 65 - 702 3504
241 Optimum range coupling, standard 461 - FC2W XR501 3506
242 Optimum range coupling, long 462 - FC2W-L12 XR501 -
262 Fabricated stainless steel coupling - - - - -

From the JCM Industries Product Cross Reference and Comparison Chart (Product Directory 8-25). Linked styles are on our site. Equivalents are matched by function: OD ranges, pressure ratings, gaskets and materials differ, so confirm the part for your pipe before ordering. * = similar materials, designs vary (JCM note).

JCM vs Smith-Blair vs Dresser

All three lines are on our site. Specs below are taken from our own listings.

Ductile Iron: JCM 210 vs Smith-Blair 441 vs Dresser 138

JCM 210 Smith-Blair 441 Dresser 138
Construction Ductile iron sleeve and flanges Ductile iron sleeve and followers Carbon steel middle ring and followers
Pressure 150 PSI working 250 PSI max working 250 PSI max working
Gasket SBR, -40°F to +150°F; G212 transition gaskets Nitrile, -20°F to +180°F Grade 27 Buna-S, 212°F max
Pipe OD 2.34-26.00 in 2.34-19.20 in 3.74-13.56 in
Standards AWWA C219 NSF/ANSI 61 and 372; AWWA C219 NSF/ANSI 61 and 372
Transitions One body, change gaskets (G212) Separate 441 reducing listing Style 62 for reducing

Verdict: for pressure, Smith-Blair 441 and Dresser 138 publish 250 PSI against the JCM 210's 150 PSI. The 210 wins on flexibility: one body joins A/C, cast iron, ductile iron, steel and PVC by changing only the G212 gaskets, and it runs to 24 in nominal.

Wide Range: JCM 241 / 242 vs Smith-Blair 461 vs Dresser TX3

JCM 241 / 242 Smith-Blair 461 / 462 Dresser TX3
Pipe classes in one size SDR 35, IPS PVC, C900 PVC, DI, steel, CI, A/C 100-200 Wide range (Quantum) Wide range transition
Pressure 250 PSI working 250 PSI max working 275 PSI 2-8 in, 260 PSI 10 in+
Construction Ductile iron, shop coat or fusion epoxy Epoxy-coated ductile iron sleeve and followers Fusion bonded epoxy coated
Pipe OD 3.45-14.38 in (242 to 19.20 in) 1.81-14.40 in By size
Long sleeve 242: 10 in middle ring 462: 12 in long sleeve Not stated on our listing
Certification AWWA C219 NSF/ANSI 61 and 372; AWWA C219 NSF 61 and 372

Verdict: all three are 250 PSI-class wide range couplings. Dresser TX3 publishes the highest small-size rating (275 PSI), Smith-Blair 461 goes down to 1-1/2 in and carries NSF, and its 12 in long-sleeve 462 is the longest sleeve of the three. The JCM 241 and 242 publish the pipe classes each size covers, SDR 35 through A/C Class 200.

Steel: JCM 201 vs Smith-Blair 411 vs Dresser 38

JCM 201 Smith-Blair 411 Dresser Style 38
Construction A36 steel middle ring, DI or steel followers Epoxy-coated steel sleeve Carbon steel middle ring and followers
Pressure 250 PSI working 150 PSI max working Up to 1,500 PSI by size and ring
Gasket SBR (Buna-N on 1/2 and 3/4 in) Nitrile, -20°F to +180°F Grade 27 Buna-S standard
Pipe OD 0.84-24.00 in (CI listing 15.30-44.50 in) 0.84-48.00 in 0.84-60.00 in
Builds E-coat, fusion epoxy, stainless bolts Alloy, SS304 or SS316 bolts Many middle rings and gaskets

Verdict: Dresser 38 is the high-pressure steel coupling (to 1,500 PSI in small sizes). The JCM 201 publishes 250 PSI against the Smith-Blair 411's 150 PSI. Smith-Blair 411 runs to 48 in on steel ODs and carries NSF.

Selection Guide

Start from the pipe at each end.

Pipe or job JCM style Note
Cast iron, ductile iron, C900 PVC or A/C JCM 210 G212 gaskets for transitions
IPS PVC, steel or IPS HDPE JCM 211 Same body, IPS ODs
Two pipe materials, same nominal size JCM 212 or JCM 262 One gasket per end
Unknown pipe class or one coupling for every class JCM 241 250 PSI; long 242 for wide gaps
Steel pipe or high pressure JCM 201 250 PSI on steel ODs
Large cast iron or ductile iron, 14-42 in JCM 201 CI or JCM 203 203 joins CI to DI
Two pipe sizes, 14-24 in JCM 204 250 PSI
Capping a main, test cap or air release JCM 214 Threaded outlet; needs thrust restraint
Corrosive soil or line contents JCM 262 304 stainless middle ring
Steel service pipe 1/2-2 in JCM 220 Add 225 gaskets for copper tube

Sizing and Best Practices

Measure each pipe end; a coupling has two.

Measure the OD, not the nominal size

Wrap a pipe OD tape (or a string) around the pipe at the repair. Circumference divided by 3.1416 is the OD. Our JCM 920 pipe diameter tape reads the diameter directly in 100ths of an inch.

Pick the range around your number

Choose the OD range that contains the measured OD, ideally near the middle of the range. Out-of-round or corroded pipe is a reason to step to an extended range style.

Know the pipe material

Cast iron, ductile iron and C900 PVC share one OD family; IPS PVC, steel and HDPE share another; asbestos cement runs larger. Two pipes of the same nominal size can need different fittings.

Order gaskets for transitions

On the 210, 211, 212, 214, 262, 301 and 306, the G212 transition gasket sets the OD at each end. Order two of the same size for a straight coupling, or one of each OD for a transition.

Leave the gap

Center the coupling over the gap. The long 202 and 242 sleeves accept wider gaps between pipe ends.

Anchor the pipe

Couplings join but do not restrain. Anchor the pipe wherever it could pull out, or use a restrainer from the JCM joint restraint collection.

What Makes a JCM Coupling Work

Mechanical compression joint

Followers squeeze the gaskets into the sleeve and onto the pipe: no beveling, threading or exact alignment.

Flexible joint

Gaskets absorb vibration and pipe movement, allow deflection and settlement, and let curves be laid with straight pipe.

Transition gasket system

Self-centering, extra-wide G212 gaskets turn one ductile iron body into a transition coupling.

Coating and bolt choices

Shop coat or fusion epoxy, with low-alloy, E-coat or stainless bolts, selected in the variant picker.

AWWA C219

JCM bolted sleeve couplings meet or exceed ANSI/AWWA C219.

Large sizes

Steel couplings to 42 in on cast iron ODs.

Accessories and Gaskets

Gaskets and the sizing tool for these couplings.

JCM 920 Pipe Diameter Tape

Reads pipe OD in 100ths of an inch Sizing tool

JCM G212 Transition Gaskets

For 210, 211, 212, 214, 262, 301 and 306 Gaskets

JCM 225 Insulating Adapter Gaskets

IPS fitting to copper tube size Gaskets

Why Buy JCM From Watermain Supply

Engineering-led selection

Send the measured OD, pipe material, damage and pressure. We name the style, range and width, and we obtain JCM's rating and a submittal when the job needs one.

Three brands, one honest answer

We sell JCM, Smith-Blair and Dresser side by side. If another style fits your pipe better, we will say so and quote it.

Every part on one order

Clamps, couplings, saddles, tapping sleeves, restraints and gaskets on one PO, with account terms for utilities and contractors.

Parts and aftermarket

JCM transition gaskets, OD tapes and replacement parts listed alongside the fittings, so the job does not stall on a gasket.

Odd sizes handled

JCM builds special ranges, widths, outlets and materials to order. We handle the request and the submittal for you.

Houston based, Gulf Coast service

Watermain Supply is based in Houston and serves utilities, contractors and plants across the Gulf Coast and nationwide.

Frequently Asked Questions

What warranty do JCM couplings carry?

Watermain Supply covers JCM couplings for 12 months from the date of purchase against defects in materials and workmanship.

What pressure are JCM couplings rated for?

JCM rates the 201 steel coupling on steel ODs, the 204 and the 241 and 242 optimum range couplings for 250 PSI working pressure, and the 210, 211, 212, 214 and 262 for 150 PSI when installed per its instructions.

How do I join two different pipe materials?

Use a JCM ductile iron coupling (210, 211, 212) or the 262 with one G212 transition gasket per end, sized to each pipe OD. The 241 and 242 fit every common class in one size without changing gaskets.

What is a Less Gaskets build?

A 210 coupling shipped without gaskets, for use with G212 transition gaskets ordered separately.

Do couplings restrain the pipe?

No. A coupling joins the pipe but does not hold it against pull-out. Anchor the pipe or add a restrainer.

Which coupling for HDPE?

The 211 covers IPS HDPE and the 210 DIPS HDPE ODs. Ask us about pipe stiffeners for HDPE.

Can I cap a main with a coupling?

Yes, the JCM 214 end cap caps plain-end pipe and has a threaded outlet for testing or air release. It needs a thrust block or restraint.

What does optimum range mean?

The 241 and 242 cover the OD of every common pipe class in one nominal size, from SDR 35 to A/C Class 200, so one coupling fits whatever is in the ground.

What if my size is not listed?

JCM builds other sizes, sleeve lengths, gaskets and coatings to order. Email sales@watermainsupply.com with both pipe ODs, the materials and the pressure.

Ready to Join the Pipe?

Send the OD and material of each pipe end and the pressure. We will name the JCM coupling and gaskets.

1-888.510.4036Email SalesRequest a Quote
Technical data on this page is taken from JCM Industries product literature and is subject to change by the manufacturer. Confirm against the current installation instructions before specifying.
JCM Industries and Sur-Grip are trademarks of JCM Industries, Inc.; Smith-Blair, Dresser, Ford, Romac, PowerSeal, Cascade, Robar and Mueller are trademarks of their respective owners, used here for product identification only. Cross-reference equivalents are by function; ranges, ratings and materials differ.
Watermain Supply is a DBA of E4 Industrial LLC, an independent industrial supplier based in Houston, Texas.