JCM Industrial Fitting Typical Specifications 01 12 2024

Product Specification

JCM 220 Galvanized Compression Couplings

Couplings and fitting shall be of the modified wedge-gasketed, boltless, compression type for plain end pipe. Fittings shall be made from malleable iron, meeting the minimum wall thickness requirements of ASA B16.3 (150 lb. malleable iron fittings). Follower nuts shall have octagonal outside contour and shall be so machined that when assembled with a body, the inside face of the nut will bottom against the end of the body. The gasket retainer shall confine the gasket, prevent false tightness of the nut and prevent gasket from catching in the threads of the nut.

Not suitable for gas service.

This typical specification, provided by JCM Industries, is a proposed guideline for use by specifying agencies to ensure significant design and material features of this product are included within the agencies ’ individual specifications.


Effective 04.25.14

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