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Category // FSC 6680 · 25,932 items

Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments

Instruments measuring liquid and gas flow, liquid level, and mechanical motion, including liquid quantity indicators.

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25,932 items

  1. SHAFT ASSEMBLY,FLEXIBLE NSN 6680-00-401-7898 P/N S2550-12 · S1605-12 · S1605-4 · S2550-12 · +3 more
  2. CAP,PUMP NSN 6680-00-399-2673 P/N 3802 · E3601PC31 · E3096PC3802 · E3295-1PC3802 · +3 more
  3. CHECK ASSEMBLY,VALVE NSN 6680-00-399-2670 P/N 6011 · E3600PC43 · E3213-2PC6011 · E3601PC37 · +3 more
  4. VALVE ASSEMBLY,VENT NSN 6680-00-394-8785 P/N 903774-94AND904235-94 · EL20870PC19 · EL20805PC19 · EL21279-1PC18-19 · +3 more
  5. METER,FLOW RATE INDICATING NSN 6680-00-392-0932 P/N 2134252-1 · 1355EZ42 · 2134252-1 · 7201-74938 · +3 more
  6. ADAPTER,SPEEDOMETER-TACHOMETER D NSN 6680-00-364-3505 P/N 1536701 · 860239 · 860239 · 5165170 · +3 more
  7. HOUSING,WATER MANIFOLD NSN 6680-00-354-4362 P/N 145169A · 145569B+155311 · 145169 · 145569B · +3 more
  8. TACHOMETER,MECHANICAL,FIXED MOUN NSN 6680-00-333-9311 P/N 1536526 · D65732 · 1536526 · 6468237 · +3 more
  9. INDICATOR,SIGHT,LIQUID NSN 6680-00-332-7560 P/N BW10-4040 · 4040 · BW-10-04040 · 515-5966459 PC · +3 more
  10. INDICATOR,SIGHT,LIQUID NSN 6680-00-302-1417 P/N PSG-3S · PSG-3S · 890STX2 · 890-6STR22 3-8IN · +3 more
  11. SHAFT ASSEMBLY,TACH NSN 6680-00-230-0532 P/N 6480249 · 6451407 · 6478123 · 6476625 · +3 more
  12. INDICATOR,SIGHT,LIQUID NSN 6680-00-229-4975 P/N 15204 · 4205S26 · HR21823 · 187026 · +3 more
  13. INDICATOR,SIGHT,LIQUID NSN 6680-00-226-9696 P/N BW-20-4053 · 04053 · BW20-04053 · 4053 · +3 more
  14. TACHOMETER,MECHANICAL,HANDHELD NSN 6680-00-171-4584 P/N 653745 · 4800 · JX5500 · 1412 · +3 more
  15. TACHOMETER,MECHANICAL,FIXED MOUN NSN 6680-00-168-0574 P/N 5658116/6479007 · 565811 ADAPTER 6479007 · 5658116/6479007 · 1549866 · +3 more
  16. GAGE ROD,LIQUID LEVEL NSN 6680-00-159-1732 P/N 34-204993 · 34-204993 · 851-204993 · 851-204993 · +3 more
  17. TRANSMITTER,LIQUID QUANTITY NSN 6680-00-153-0957 P/N A51A9009-11 · 036-002-001 · 036-002L00 · A51A9009-11 · +3 more
  18. TRANSMITTER,LIQUID QUANTITY NSN 6680-00-151-5330 P/N 8737838 · 6425394 · 507BJ · 6425394 · +3 more
  19. TACHOMETER,ELECTRONIC NSN 6680-00-110-2462 P/N 301876-1 · B10758 · 025M0D1F1ED-IAW6 · 025M0DIFIED-1AW6 · +3 more
  20. GAGE ROD,LIQUID LEVEL NSN 6680-00-105-0299 P/N 547125 · 547125 · T200L · 4382 · +3 more
  21. REGULATOR,PRESSURE NSN 6680-00-068-5934 P/N 653060 · 103X85 · 653060 · 103X85 · +3 more
  22. METER,FLOW RATE INDICATING NSN 6680-00-063-4513 P/N 10A2235A1-1-2IN · 821A003U48 · 7616291P2 · 7616291P2 · +3 more
  23. TACHOMETER,MECHANICAL,FIXED MOUN NSN 6680-00-057-2776 P/N 551AMC · 567ABL · 567ABN · 105-3264 · +3 more
  24. METER,FLUID FLOW INDICATING,DIFF NSN 6680-00-010-8007 P/N 20BCXXX0300A1BBAXCL1 · D4-224E005 · 20BCXXX0300A1BBAXC · 318A · +3 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 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments

What does federal supply class 6680 cover?

Federal supply class 6680 covers liquid and gas flow, liquid level, and mechanical motion measuring instruments. Items filed here include liquid quantity indicators.

How is a part in federal supply class 6680 identified?

An instrument is identified by its NSN and item name, with the characteristics on file and the manufacturer cross-references carried on the record. Each item in the class has its own National Stock Number (NSN) record, listed above.

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