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551WB — TACHOMETER

✓ Government record, cited
STEWART-WARNER CORPORATION · COMPONENT
PRODUCT OVERVIEW

551WB: TACHOMETER.

The TACHOMETER is a STEWART-WARNER CORPORATION industrial component. Key specifications include END ITEM IDENTIFICATION: CONCRETE MIXING PLANT. This part is cataloged in the U.S.

Government catalog under NSN 6680-01-018-1008, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
551WB
NSN: 6680-01-018-1008
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
CAGE: 57733 — STEWART-WARNER CORPORATION (USA)
SPECIFICATIONS
END ITEM IDENTIFICATIONCONCRETE MIXING PLANT
NSN6680-01-018-1008
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: STEWART-WARNER CORPORATION TACHOMETER TITLE COMPONENT PN 551WB MFR STEWART-WARNER CORPORATION TACHOMETER
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONCONCRETE MIXING PLANT
SUBSTITUTES & CROSS-REFERENCES 2
NP-5016-003Reference document
Same NSN cross-reference
Reference document — Secondary reference
82686Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 551WB?
551WB is a TACHOMETER manufactured by STEWART-WARNER CORPORATION.
What parts can replace 551WB?
There are 2 known substitutes for 551WB: NP-5016-003, 82686. Substitute compatibility should be verified for your specific system.
What is the NSN for 551WB?
551WB is cataloged in the U.S. Government catalog under NSN 6680-01-018-1008. This indicates validated use in U.S. government and defense supply chains.
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