4930-01-294-4403 (401)
NSN 4930-01-294-4403 (NIIN 01-294-4403) is an airli filter-lubricator assembly in Federal Supply Class 4930, Lubrication And Fuel Dispensing Equipment — a unit consisting of a pneumatic filter and an airline lubricator. Manufacturer part number 401 (Hunt Valve Company, Inc., CAGE 11859); also referenced as RFL-401 (Hunt Valve Company, Inc.); ENDM63013-42 (Electric Boat Corporation).
Key specs: air pressure regulating valve, manual drain, sight glass visual indicator, knob handle pressure adjustment device; 40 nominal filtration in microns; 100 psi inlet pressure; full characteristics table below. NIIN assigned February 1989; DEMIL A (none required); unit of issue EA (each), $847.80 gov standard price; export Schedule B 8481.10.0040.