JCM 309 Dismantling Joint
Bolts
Restraint Rods/Straps
Nom Pipe Size (IN)
Nominal (Mid Range) (IN)
Flange AWWA Class D
Open Max (IN)
Closed Min (IN)
Approx Wt Ea Lbs
Catalog Number
Qty Size Qty Size Length
3 4 6 8
309-3 309-4 309-6 309-8
3 4 6 8
11.00 12.00 10.00 4 5/8 x 6-1/2 2 5/8 11.00 12.00 10.00 4 5/8 x 6-1/2 2 5/8 11.50 12.50 10.50 6 5/8 x 6-1/2 2 3/4 11.50 13.00 10.50 6 5/8 x 6-1/2 2 3/4 12.00 13.00 11.00 8 5/8 x 6-1/2 2 7/8 12.00 13.00 11.00 8 5/8 x 6-1/2 2 7/8 13.00 14.50 11.50 8 5/8 x 6-1/2 4 1 13.00 14.50 11.50 10 5/8 x 6-1/2 4 1
16 16 18 18 18 18 24 24
34 47 65
102 125 150 175 212 250 380 425 590
10 12 14 16 18 20 24 30
309-10 309-12 309-14 309-16 309-18 309-20 309-24 309-30
10 12 14 16 18 20 24 30
13.50 15.00 12.00 10 5/8 x 6-1/2 6 1-1/8 24 13.50 15.00 12.00 12 5/8 x 6-1/2 6 1-1/8 24 14.75 16.50 13.00 14 5/8 x 6-1/2 6 1-1/4 28 14.75 16.50 13.00 16 5/8 x 6-1/2 6 1-1/4 24
Sizes 14" and larger incoporate a strap restraint configuration.Other sizes available upon request. Other flanges available upon request. 309 Dismantling Joints are priced on application. Contact JCM Sales Team.
309 Dismantling Joints simplify installations and replacement of flanged fittings in retrofitting applications. JCM 309 Dismantling Joints provide the solution for adding, repairing or replacing flanged fittings within a flanged pipe system. Adjustable, slip joint design accommodates either wide gaps or close quarter installations and eliminates the need for precise measurements between flange connections. Restraint system standard.
Available in sizes 3” and larger, for ductile iron or flanged steel pipe systems.
Standard flanges ANSI/AWWA C207 Class D Flange with 150 lb. drilling. Other flanges available upon request.
Dismantling joints do not provide for lateral pipe movement.
309 Dismantling Joints rated for 150PSI. Higher pressure ratings available, contact JCM Industries. Material Specifications
Flange Adapter Body:
ASTM A36 or Ductile Iron ASTM A536.
Follower Flange:
AISI C1012, ASME SA36, or Ductile Iron ASTM A536. Schedule 40 Steel Pipe
Flange Extension:
Corrosion resistant, high strength low alloy ASTM A242, A193 B5, B7. Optional A193 B8 304 stainless steel or 316 stainless steel. Heavy coat of corrosion resistant metal primer. Optional Fusion Applied Epoxy Coating per ANSI/AWWA C213 available. Other coatings available. Nitrile - Specially compounded new rubber polymer for superior shelf life and resistance to permanent set. Recommended for water, salt solutions, mild acids, bases.
Bolts:
Finish:
Gasket:
Flanges:
Standard flanges ANSI/AWWA C207 Class D Flange with 150 lb. drilling. Other flanges available.
JCM 300 Series fittings are ANSI/NSF Standard 61, Annex G and ANSI/NSF Standard 372 Certified. JCM 300 Series fittings meet ANSI/AWWA Standard C219 as applicable.
50
Price List Effective February 3, 2025. Cancels all previous prices. Prices are subject to change without notice. 800.527.8482 sales@jcmindustries.com jcmindustries.com
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