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101A657P21 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

101A657P21: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include special_features: DPDT; WITH EARS, end_item_identification: RETHERM MODULE. This part is cataloged in the U.S.

Government catalog under NSN 5945-01-520-7403, 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
101A657P21
NSN: 5945-01-520-7403
FSC: 5945 — Relays and Solenoids
CAGE: 58712 — USECO AN AFFIL OF UNITED SERVICE EQUIPMENT CO (USA)
SPECIFICATIONS
special_featuresDPDT; WITH EARS
end_item_identificationRETHERM MODULE
NSN5945-01-520-7403
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 101A657P21 MFR RELAY,ELECTROMAGNETIC
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESDPDT; WITH EARS
END ITEM IDENTIFICATIONRETHERM MODULE
OTHER ITEMS IN FSC 5945 — Relays and Solenoids
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5945-00-000-0093 5945-00-001-1891 5945-00-001-2622 5945-00-001-2795 5945-00-001-2806 5945-00-001-2938 5945-00-001-3015 5945-00-001-3016
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 101A657P21?
101A657P21 is a RELAY,ELECTROMAGNETIC.
What is the NSN for 101A657P21?
101A657P21 is cataloged in the U.S. Government catalog under NSN 5945-01-520-7403. 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.