Valve size 3 in.
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.
Classification: Check valves of steel
NSN 5910-00-160-1006
NSN 5999-01-624-1811
NSN 6145-01-191-3333
NSN 5950-01-195-2334
NSN 6135-01-384-3915
NSN 6130-00-470-5195
NSN 5996-00-279-5806
NSN 2925-00-085-7332
NSN 5965-01-197-6924
NSN 6645-00-183-8812
NSN 5985-01-378-7553
NSN 5960-00-023-9027