1.250-12unf-2a thread on both ends, thread lg 0.760 in max one end, other end thread lg 0.635 in max, hex, wrenching fac in center 1.250 in nom across flats, o/a lg 3.750 in nom
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.
NSN 5910-01-180-8986
NSN 6650-00-670-2516
NSN 6620-01-609-7819
NSN 5835-00-583-1316
NSN 4140-01-479-4257
NSN 5905-01-594-1754
NSN 5925-01-519-9251
NSN 5950-01-427-3723
NSN 6620-01-519-2628
NSN 6685-00-160-1313
NSN 5905-01-620-2604
NSN 5920-01-172-5748