4"–24" Resilient Wedge NRS Tapping Valves with Flanged x Mechanical Joint Ends


Tapping valves shall be resilient seat type with bodies and bonnets made of ductile iron for 250 psig working pressure. The valve shall also be UL Listed and FM Approved in applicable configurations at 250 psig and shall be Certified to NSF 61-G and NSF 372.

The valve shall be furnished with a flange-end connection on one end and a mechanical joint end on the opposite end. The flange shall be furnished with an alignment ring conforming to MSS SP-60 to help ensure true alignment of the valve and tapping sleeve. The mechanical joint end shall be furnished in accordance with ANSI/AWWA C153/A21.53 and MSS SP-113.

All tapping valves shall include a minimum 3/8" NPT pipe plug on the bonnet of the valve body to aid in the field testing of the valve.

All wedges shall be fully encapsulated with EPDM rubber.

All wedges shall be provided with guide covers.

All interior and exterior ferrous surfaces shall be protected against corrosion by fusion-bonded epoxy coating. Coating shall be applied prior to assembly to assure coverage of all exposed areas, including bolt holes. All valves 30" and larger shall be supplied with the appropriate gear configuration.

Tapping valve shall be AMERICAN 4"-48" Series 2500 ductile iron 250 psig rating (accepts full-size shell cutter).