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A51S90121-3 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A51S90121-3: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT SHAPE, RECTANGULAR, overall_width: 2.411 INCHES NOMINAL IN, overall_height: 1.076 INCHES NOMINAL IN, overall_length: 2.591 INCHES NOMINAL IN, polarization_method: POLARIZATION BOSS, connector_locking_method: LEVER-PIVOT ASSEMBLY SPRING ACTION. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-063-9327, 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
A51S90121-3
NSN: 5935-01-063-9327
FSC: 5935 — Connectors, Electrical
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
body_styleSTRAIGHT SHAPE, RECTANGULAR
overall_width2.411 INCHES NOMINAL IN
overall_height1.076 INCHES NOMINAL IN
overall_length2.591 INCHES NOMINAL IN
mating_end_quantity1
polarization_methodPOLARIZATION BOSS
connector_locking_methodLEVER-PIVOT ASSEMBLY SPRING ACTION
included_contact_quantity55 SINGLE MATING END SINGLE CONTACT GROUPING
NSN5935-01-063-9327
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN A51S90121-3 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
CONNECTOR LOCKING METHOD: LEVER-PIVOT ASSEMBLY SPRING ACTION
•
BODY STYLE: STRAIGHT SHAPE, RECTANGULAR
•
MATING END QUANTITY: 1
•
INCLUDED CONTACT QUANTITY: 55 SINGLE MATING END SINGLE CONTACT GROUPING
•
POLARIZATION METHOD: POLARIZATION BOSS
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.076 INCHES NOMINAL IN
CONNECTOR LOCKING METHODLEVER-PIVOT ASSEMBLY SPRING ACTION
BODY STYLESTRAIGHT SHAPE, RECTANGULAR
MATING END QUANTITY1
OVERALL LENGTH2.591 INCHES NOMINAL IN
OVERALL WIDTH2.411 INCHES NOMINAL IN
INCLUDED CONTACT QUANTITY55 SINGLE MATING END SINGLE CONTACT GROUPING
POLARIZATION METHODPOLARIZATION BOSS
OTHER ITEMS IN FSC 5935 — Connectors, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5935-00-000-8180 5935-00-001-1344 5935-00-001-1347 5935-00-001-1350 5935-00-001-1351 5935-00-001-1353 5935-00-001-1627 5935-00-001-1628
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A51S90121-3?
A51S90121-3 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What is the NSN for A51S90121-3?
A51S90121-3 is cataloged in the U.S. Government catalog under NSN 5935-01-063-9327. 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.