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Technical Data Sheet

M55302/58-A70Y — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

M55302/58-A70Y: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: EMBASE MALE, W/FINGERS AND GUIDES, overall_width: 0.250 INCHES NOMINAL IN, terminal_type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING, overall_height: 0.565 INCHES NOMINAL IN, overall_length: 4.350 INCHES NOMINAL IN, insert_material: PLASTIC DIALLYL PHTHALATE SINGLE MATING END. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-058-7668, 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
M55302/58-A70Y
NSN: 5935-01-058-7668
NIINs: 010587668, 011611757
FSC: 5935 — Connectors, Electrical
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleEMBASE MALE, W/FINGERS AND GUIDES
overall_width0.250 INCHES NOMINAL IN
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_height0.565 INCHES NOMINAL IN
overall_length4.350 INCHES NOMINAL IN
insert_materialPLASTIC DIALLYL PHTHALATE SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
special_features6920-01-142-2858 TARGET MECH. TRAINING SET (RETS);6920-01-142-2797 INTERCOMMET BOX: TARGET INTERFACE (RETS)
precious_materialGOLD
terminal_locationBACK SINGLE MATING END SINGLE CONTACT GROUPING
mating_end_quantity2
contact_removabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
NSN5935-01-058-7668
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN M55302/58-A70Y MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
CONTACT MAXIMUM CURRENT RATING IN AMPS: 5.0 SINGLE MATING END SINGLE CONTACT GROUPING
•
BODY STYLE: STRAIGHT TYPE
•
TERMINAL TYPE: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
•
CONTACT MATERIAL: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
•
MATING END QUANTITY: 1
•
PRECIOUS MATERIAL: GOLD
•
GUIDE DESIGN AND LOCATION: D SHAPE PIN LEFT-HAND AND D SHAPE SOCKET RIGHT-HAND AT 12:00 OCLOCK
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.565 INCHES NOMINAL IN
CONTACT MAXIMUM CURRENT RATING IN AMPS5.0 SINGLE MATING END SINGLE CONTACT GROUPING
BODY STYLESTRAIGHT TYPE
TERMINAL TYPESOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MATERIALCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
MATING END QUANTITY1
PRECIOUS MATERIALGOLD
GUIDE DESIGN AND LOCATIOND SHAPE PIN LEFT-HAND AND D SHAPE SOCKET RIGHT-HAND AT 12:00 OCLOCK
CONTACT POSITION ARRANGEMENT STYLE2 ROWS OF CONTACTS NON-INSERTED BOARD SINGLE MATING END
UNTHREADED MOUNTING HOLE DIAMETER0.120 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 9
MIL-DTL-55302/58Reference document
Same NSN cross-reference
Reference document — Identification reference
WTB70SECSY-8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
WTB70SECSY-9Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
M55302/58A70Y-12Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
WTB70SECSY-15Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
M55302/58A70Y-10Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M55302/58-A70Y?
M55302/58-A70Y is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace M55302/58-A70Y?
There are 9 known substitutes for M55302/58-A70Y: MIL-DTL-55302/58, WTB70SECSY-8, WTB70SECSY-9 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M55302/58-A70Y?
M55302/58-A70Y is cataloged in the U.S. Government catalog under NSN 5935-01-058-7668. 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.