JCM Industrial Fitting Typical Specifications 01 12 2024

Product Specification JCM 4 4 72 All Stainless Steel Tapping Sleeve with Stainless Steel Flange

Tapping Sleeve shall be of the high strength type having a wide body, made of corrosion resistant, 304 stainless steel, which conforms to and reinforces the pipe. The sleeve shall have a wide gasket of Nitrile Butadiene Rubber (NBR, Buna-N) per ASTM D2000 with hydromechancial activated lip, captured in a recessed groove around the outlet; ASTM A193 B8 304 stainless steel hardware and nuts. Sleeve shall be fully passivated to return the stainless steel to its highest corrosion resistance. Flanged outlets shall be stainless steel and shall be indexed per MSS-SP60 to accept tapping valve and have the equivalent O.D. ASME/ANSI B16.5 Class 150, ASTM A182 304 Stainless Steel. Optional 316 Stainless Steel. For outlet sizes 14" and larger, the gasket groove must be consistently positioned about throat of tapping waterway. Inside diameter of the gasket groove must be set back a minimum of 1" from the waterway to allow dispersal of forces generated by gasket compression. Gasket grooves machined in a circle and formed to an elliptical shape will not be an accepted equal. Nominal pipe sizes 36" and larger shall be of the heavy duty type. *Higher test and working pressure ratings available upon request, contact JCM Industries.

JCM 4 472 Stainless Steel Tapping Sleeve Image reflects 6” x 4”

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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