National Item Identification Number
01-311-7991
013117991
4820-01-311-7991
4820-01-311-7991
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)
31654
SULLAIR CORP
1625 E 2ND ST
MICHIGAN CITY
IN
46360
219-879-5451
31654
SULLAIR CORP
1625 E 2ND ST
MICHIGAN CITY
IN
46360
219-879-5451
Reference Numbers (Part Numbers)
250028-140
2591-803
47477
Required Categories
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
VALVE OPERATION METHOD
SPECIAL F
Required Description
DISK
OIL, HYDRAULIC SINGLE RESPONSE
AUTOMATIC
VALVE SIZE 0.500 IN.
NORMALLY