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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. SEAT,VALVE NSN 4820-01-644-4805 P/N 7383858-2177934-3-19 · 7550479-2177934-3-19 · 803-2177934-X3XX-19 · G547-0003-2177934-3-19 · +6 more
  2. RETAINER,SEAT,VALVE NSN 4820-01-644-4150 P/N 167-7384258-42 · 7383858-H5471905-042 · H547-1905-42 · H5471905-042 · +6 more
  3. VALVE,VENT NSN 4820-01-644-4115 P/N 167-7384258-41 · 7383858-H5471905-041 · H5471905-041 · H547-0001-H5471905-041 · +6 more
  4. GLAND,STUFFING BOX NSN 4820-01-642-6519 P/N 7550477-G5473100-059 · 7384568 PN 59 · G5473100-059 · G547-0001-G5473100-059 · +6 more
  5. RETAINER,SHAFT NSN 4820-01-642-6486 P/N 7384568 PN 58 · 7550477-G5473100-058 · G547-3100 PN 58 · G547-0001-G5473100-058 · +6 more
  6. GLAND,STUFFING BOX NSN 4820-01-642-6397 P/N 7384568 PN 44 · 7550477-G5473100-044 · G547-3100 PN 44 · G547-0001-G5473100-044 · +6 more
  7. GLAND,STUFFING BOX NSN 4820-01-642-6290 P/N 7550477-G5473100-034 · 7384568 PN 34 · G547-0001-G5473100-034 · G547-3100 PN 34 · +6 more
  8. VALVE,BALL NSN 4820-01-642-5736 P/N 845-5580474 ASSY IB · 7383858-A279 · 2642-820-85 ASSY IB · H547-0001-A279 · +6 more
  9. BALL,VALVE,PORTED NSN 4820-01-642-2119 P/N 7383858-264274901-23 · 845-4558733 ITEM 23 · H547-0001-264274901-23 · 264274901-23 · +6 more
  10. SEAT,VALVE NSN 4820-01-642-1915 P/N 7383858-264282085-0010 · 2640-801X01 PC19 · 264282085-0010 · H547-0001-264282085-0010 · +6 more
  11. BALL,VALVE,PORTED NSN 4820-01-642-1865 P/N 7383858-264282085-0009,0010 · 264282085-0009,0010 · 2640-800X01PC59/2640-801X01PC19 · H547-0001-264282085-0009,0010 · +6 more
  12. SEAT,VALVE NSN 4820-01-642-1863 P/N 7383858-2177934-1-0018 · 7550479-2177934-1-0018 · 803-2177934-X1XX-18 · H547-0001-2177934-1-0018 · +6 more
  13. GUIDE,VALVE STEM NSN 4820-01-641-9352 P/N 7550478-284732-0007-23 · G547-0002-284732-0007-23 · 199433-0001 · 284732-0007-23 · +6 more
  14. FLANGE,GLAND,VALVE NSN 4820-01-641-8467 P/N 803-2177934-X3XX-65 · 7383858-2177934-3-65 · 7550479-2177934-3-65 · H547-0001-2177934-3-65 · +6 more
  15. VALVE,HULL BACK-UP NSN 4820-01-641-5841 P/N 7383858-A255 · 845-4558795 ASSY IRJWT(MOD) · H547-0001-A255 · 11-NS-0747 · +6 more
  16. VALVE,BALL NSN 4820-01-641-5836 P/N 845-7108795 ASSY IRC · 845-7108795 ASSY IRC-W · 2643-820-12-IRC · 2643-820-12-IRC-W · +6 more
  17. SLIDE NSN 4820-01-640-9443 P/N 751-6402630 FIND NO 1 · 6402630 IT-1 · 6402620 ITEM 17 · 6402610 ITEM 17 · +6 more
  18. DISK,VALVE NSN 4820-01-640-9121 P/N 211092885 · 7550478-6397434-050-48 · 803-6397434-X2XXXX-048 · CD-023-30-48 · +6 more
  19. RETAINER,SEAT,VALVE NSN 4820-01-634-0151 P/N DF330707 FIND 10 · 801-6405342 FIND 10 · DF330707-010 · G547-0002-DF330707-010 · +6 more
  20. RETAINER,DISK,VALVE NSN 4820-01-633-9996 P/N 7550478-281744-0006-17 · 281744-0006-17 · G547-0002-281744-0006-17 · 194187-0145 · +6 more
  21. CAGE,VALVE NSN 4820-01-633-9988 P/N 7550478-281744-0006-16 · 281744-0006-16 · G547-0002-281744-0006-16 · 190462-0145 · +6 more
  22. DISK,VALVE NSN 4820-01-633-9529 P/N 7550478-281744-0006-15 · G547-0002-281744-0006-15 · 281744-0006-15 · 281744-0006 ITEM 15 · +6 more
  23. DISK,VALVE NSN 4820-01-633-9321 P/N 7550478-190000-16-3 · 90P316-S · 190000 PC 3 90P316-S · G547-0002-190000-16-3 · +6 more
  24. FLANGE,GLAND,VALVE NSN 4820-01-633-8479 P/N 90437-3 · 10234 ITEM 8 · 7550478-262190613-069 · 2621-906-13 ITEM 69 · +6 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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