National Item Identification Number
01-537-0175
015370175
4820-01-537-0175
4820-01-537-0175
National Stock Number
Item Name
VALVE,CHECK
Federal Supply Class
4820
Description
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Commercial and Government Entity Code (Supplier Data)
61661
79342
WILLIAM E WILLIAMS VALVE CORP
DBA WILLIAMS VALVE
3852REVIEW AVE
1349
LONG ISLAND CITY
NY
11101
718-392-1660
61661
Reference Numbers (Part Numbers)
A097-004
A0977-004 PN 31F-FS2-INT-FF-.75I
31F-FS2-INT-FF-.75IN
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
VALVE SIZE
FA
Required Description
STEEL BODY
STEEL FLOW CONTROL DEVICE
STEEL SEAT
ASTM A105N ASSN STD SINGLE MA