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Home/Military Standard parts/Seals & Fittings/FSC 4820
Category // FSC 4820 · 153,247 items

Valves, Nonpowered

Valves operated by hand or by the fluid itself, including drain cocks, safety relief valves, and angle valves.

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153,247 items

  1. VALVE ASSEMBLY NSN 4820-01-623-9327 P/N 845-7108793 ASSY B · 7383858-A205 · H547-0001-A205 · 2643-773-01 ASSY B · +4 more
  2. VALVE,SEAWATER NSN 4820-01-622-6338 P/N 19692N / CD 39097N · 531-7384164-RO-115 · E655-1501-RO-115 · 19-87-1301 · +4 more
  3. VALVE,PLUG NSN 4820-01-614-9284 P/N T916390 · A-4690 ASSY 916390 · T916390 · A-4690 ASSY 916390 · +4 more
  4. VALVE,ANGLE NSN 4820-01-614-7812 P/N BCSZZ04SDD · BXMVV03MDD · D3400-SW ASSY BCSZZ04SDD · D3400-SW · +4 more
  5. VALVE,GLOBE NSN 4820-01-606-0124 P/N 793673 ITEM NO 6CP · 793673-002 OXYGEN CLEAN · 793673 REV C ITEM NO 6CP · 792888 REV N IT 37CP · +4 more
  6. VALVE,CHECK NSN 4820-01-583-3895 P/N B5210 REV - / A615-B5210 · B8891 REVC ITEM 9 · XMA615-B5210 · A615-B5210 OXYGEN CLEAN · +4 more
  7. INDICATOR,VALVE OPENING NSN 4820-01-581-0515 P/N 7550478-1970-003-035-8 · G547-0002-1970-003-035-8 · 7550478-1970-003-035-8CP · 1970-503-008-1 · +4 more
  8. VALVE,REGULATING,OXYGEN SYSTEM P NSN 4820-01-579-2313 P/N 794428-001 · 793144 ITEM NO 43 · 793144 · 794428-001 OXYGEN CLEAN · +4 more
  9. VALVE,GLOBE NSN 4820-01-579-2283 P/N 793556 · 793419 ITEM NO 13 · 793556 ITEM NO 2 · 793556-002 OXYGEN CLEAN · +4 more
  10. VALVE,SAFETY RELIEF NSN 4820-01-575-6929 P/N IR39112404 OXYGEN CLEAN · 793423 ITEM NO 17CP · 793423-17 · 793423 ITEM NO 17 · +4 more
  11. VALVE,ANGLE NSN 4820-01-575-3795 P/N 1R39206180 OXYGEN CLEAN · 1R39206180 · 39324827 · 793283 ITEM NO 3 · +4 more
  12. SEAT,VALVE NSN 4820-01-574-2734 P/N 7550478-1970 502-3-1-19-2-3 · G547-0002-1970 502-3-1-19-2-3 · 1970 502-3-1-19-2-3 · 7550478-1970 502-3-1-19-2-3CP · +4 more
  13. SEAT,VALVE NSN 4820-01-574-2732 P/N 7550478-1970 502-3-1-19-2-5 · G547-0002-1970 502-3-1-19-2-5 · 1970-502-305-1CP · 1970-502-305-1 · +4 more
  14. RETAINER,DISK,VALVE NSN 4820-01-573-2760 P/N D4960 ITEM 13 · D49-8-10 · D4930 ITEM 13 · D4930 · +4 more
  15. STATION,REDUCING NSN 4820-01-571-4038 P/N 7550478-A84 · B47465-1 · G547-0002-A84 · 3423-0001-3C1 · +4 more
  16. MANIFOLD,PRESSURE NSN 4820-01-571-4037 P/N 7550478-B47473-1-1 · G547-0002-B47473-1-1 · B47473-1-1C1 · B47473-1-1 · +4 more
  17. VALVE ASSEMBLY,MANIFOLD NSN 4820-01-570-0042 P/N 7550478-A87 · G547-0002-A87 · 263310001-0383A · 2633-100-01S383 PC 381A · +4 more
  18. VALVE ASSEMBLY,MANIFOLD NSN 4820-01-570-0038 P/N 7550478-A88 · 801-6640965 PIECE 380A · G547-0002-A88 · 2633-100-01 PIECE 380A · +4 more
  19. VALVE,BALL NSN 4820-01-570-0033 P/N 7550478-A83 · 803-5001003-M111 · G547-0002-A83 · 5001003A-M11-1 · +4 more
  20. VALVE,REGULATING,FLUID PRESSURE NSN 4820-01-569-7742 P/N D3355 ITEM 9 · A116-B9800 · B9800 REV C XMA116-B9800 · XMA116-B9800 · +4 more
  21. VALVE,GLOBE NSN 4820-01-568-5272 P/N 7550478-A85(MOD) · B47800-1 · G547-0002-A85 · G547-0002-A85C1 · +4 more
  22. VALVE,GLOBE NSN 4820-01-568-0740 P/N 7550478-A86(MOD) · G547-0002-A86 · B47800-1A · B47800-1AC1 · +4 more
  23. DISK,VALVE NSN 4820-01-566-5315 P/N 4320-U · 1305-022 ITEM 9 · 4320-U-180 · 4320-U-183 · +4 more
  24. VALVE,SAFETY RELIEF NSN 4820-01-563-9232 P/N D084-1000 ASSY D084-1000-025CP · D084-1000-025CP · D084-1000-025CP · D084-1000 ASSY D084-1000-025CP · +4 more

Ranked by how many manufacturer cross-references are on file. Every item is quote-only — the federal record carries no price and no stock, and Atlas publishes neither. Browsing stops at page 500 of this class — past that, search by number. Send a whole list →

Questions about Valves, Nonpowered

What does federal supply class 4820 cover?

Federal supply class 4820 covers nonpowered valves, valves operated by hand or by the fluid itself rather than by a motor or actuator. Items filed here include drain cocks, safety relief valves, and angle valves.

How is a part in federal supply class 4820 identified?

A valve is identified by its NSN and item name, and the record carries the characteristics on file and the manufacturer cross-references for it. Each item in the class has its own National Stock Number (NSN) record, listed above.

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