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387AS439 — TACHOMETER,ELECTRONIC

✓ Government record, cited
NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER · COMPONENT
PRODUCT OVERVIEW

387AS439: TACHOMETER,ELECTRONIC.

The TACHOMETER,ELECTRONIC is a NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER industrial component. Key specifications include UNIT TYPE: CENTRIFUGAL, CASE DESIGN: TABLE MODEL, OPERATING RANGE: +0.0 TO 3820.0 REVOLUTIONS PER MINUTE, DIAL ILLUMINATION: NOT PROVIDED, SCALE MEASUREMENT UNIT: REVOLUTIONS PER MINUTE. This part is cataloged in the U.S.

Government catalog under NSN 6680-00-522-6392, 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
387AS439
NSN: 6680-00-522-6392
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
UNIT TYPECENTRIFUGAL
CASE DESIGNTABLE MODEL
SCALE QUANTITY1
OPERATING RANGE+0.0 TO 3820.0 REVOLUTIONS PER MINUTE
DIAL ILLUMINATIONNOT PROVIDED
SCALE MEASUREMENT UNITREVOLUTIONS PER MINUTE
NSN6680-00-522-6392
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER TACHOMETER,ELECTRONIC TITLE COMPONENT PN 387AS439 MFR NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER TACHOMETER,ELECTRONIC
KEY FEATURES
•
SCALE QUANTITY: 1
•
CASE DESIGN: TABLE MODEL
•
DIAL ILLUMINATION: NOT PROVIDED
•
SCALE MEASUREMENT UNIT: REVOLUTIONS PER MINUTE
•
UNIT TYPE: CENTRIFUGAL
•
OPERATING RANGE: +0.0 TO 3820.0 REVOLUTIONS PER MINUTE
TECHNICAL CHARACTERISTICS
SCALE QUANTITY1
CASE DESIGNTABLE MODEL
DIAL ILLUMINATIONNOT PROVIDED
SCALE MEASUREMENT UNITREVOLUTIONS PER MINUTE
UNIT TYPECENTRIFUGAL
OPERATING RANGE+0.0 TO 3820.0 REVOLUTIONS PER MINUTE
SUBSTITUTES & CROSS-REFERENCES 1
387ASReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 387AS439?
387AS439 is a TACHOMETER,ELECTRONIC manufactured by NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER.
What parts can replace 387AS439?
There is 1 known substitute for 387AS439: 387AS. Substitute compatibility should be verified for your specific system.
What is the NSN for 387AS439?
387AS439 is cataloged in the U.S. Government catalog under NSN 6680-00-522-6392. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.