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145E4021-42 — BLANKET,SOUND CONTROLLING,AIRCRA

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

145E4021-42: BLANKET,SOUND CONTROLLING,AIRCRA.

BLANKET,SOUND CONTROLLING,AIRCRA. Key specifications include supplementary_features: CH-47, ROTARY WING AIRCRAFT IS THE END ITEM. This part is cataloged in the U.S.

Government catalog under NSN 1680-01-154-7120, 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
145E4021-42
NSN: 1680-01-154-7120
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 77272 — THE BOEING COMPANY (USA)
SPECIFICATIONS
supplementary_featuresCH-47, ROTARY WING AIRCRAFT IS THE END ITEM
NSN1680-01-154-7120
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BLANKET,SOUND CONTROLLING,AIRCRA TITLE COMPONENT PN 145E4021-42 MFR BLANKET,SOUND CONTROLL
KEY FEATURES
•
SUPPLEMENTARY FEATURES: CH-47, ROTARY WING AIRCRAFT IS THE END ITEM
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESCH-47, ROTARY WING AIRCRAFT IS THE END ITEM
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-001-1736 1680-00-003-3721 1680-00-009-3782 1680-00-009-6180 1680-00-475-0002 1680-00-696-6170 1680-00-867-7158 1680-00-885-0923
SUBSTITUTES & CROSS-REFERENCES 1
145E4021-17Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 145E4021-42?
145E4021-42 is a BLANKET,SOUND CONTROLLING,AIRCRA.
What parts can replace 145E4021-42?
There is 1 known substitute for 145E4021-42: 145E4021-17. Substitute compatibility should be verified for your specific system.
What is the NSN for 145E4021-42?
145E4021-42 is cataloged in the U.S. Government catalog under NSN 1680-01-154-7120. 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.