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405-4502 — 405-4502

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

405-4502: 405-4502.

The 405-4502 is a the manufacturer industrial component. Key specifications include unit_type: TIME BASE, overall_width: 3.937 INCHES NOMINAL IN, overall_height: 5.250 INCHES NOMINAL IN, overall_length: 23.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 6625-00-491-6055, 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
MRO→ MRO_GENERAL→ 405-4502
NSN: 6625-00-491-6055
FSC: 6625 — Electrical and Electronic Properties Measuring and Testing Instruments
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
unit_typeTIME BASE
overall_width3.937 INCHES NOMINAL IN
overall_height5.250 INCHES NOMINAL IN
overall_length23.375 INCHES NOMINAL IN
NSN6625-00-491-6055
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 405-4502 TITLE COMPONENT PN 405-4502 MFR 405-4502
KEY FEATURES
•
UNIT TYPE: TIME BASE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT5.250 INCHES NOMINAL IN
OVERALL LENGTH23.375 INCHES NOMINAL IN
OVERALL WIDTH3.937 INCHES NOMINAL IN
UNIT TYPETIME BASE
SUBSTITUTES & CROSS-REFERENCES 1
1840AReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 405-4502?
405-4502 is a 405-4502. It is classified as a MRO (MRO_GENERAL).
What parts can replace 405-4502?
There is 1 known substitute for 405-4502: 1840A. Substitute compatibility should be verified for your specific system.
What is the NSN for 405-4502?
405-4502 is cataloged in the U.S. Government catalog under NSN 6625-00-491-6055. 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.