National Item Identification Number
01-289-9510
012899510
4820-01-289-9510
4820-01-289-9510
National Stock Number
Item Name
VALVE,STOP-CHECK
Federal Supply Class
4820
Description
A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.
Commercial and Government Entity Code (Supplier Data)
11331
WILLIAMS CONTROLS INC
14100 SW 72ND ST
PORTLAND
OR
97223
503-684-8600
11331
WILLIAMS CONTROLS INC
14100 SW 72ND ST
PORTLAND
OR
97223
503-684-8600
11331
WILLIAMS CONTROLS INC
14100 SW 72ND ST
PORTLAND
OR
97223
503-684-8600
56161
GENERAL DYNAMICS LAND SYSTEMS
CANADA CORP
1991 OXFORD ST E
LONDON
N5V 2Z7
CANADA
519-964-5900
Reference Numbers (Part Numbers)
WM781-118315
WM781A
WM781A-118315
10519088
Required Categories
STYLE DESIGNATOR
VALVE OPERATION METHOD
CONNECTION TYPE
CONNECTION STYLE
THR
Required Description
A1 ANGLE
MANUAL
THREADED INTERNAL PIPE ALL ENDS
B9 PLAIN ALL ENDS
NPT ALL EN