477-251 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

477-251: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: ALUMINUM ALLOY 5052, overall_width: 3.630 INCHES NOMINAL IN, terminal_type: SOLDER WELL SINGLE MATING END ALL CONTACT GROUPINGS, overall_height: 0.740 INCHES NOMINAL IN, overall_length: 0.750 INCHES NOMINAL IN, insert_material: PLASTIC SINGLE MATING END. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-179-7090, 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

477-251

NSN: 5935-01-179-7090
NIINs: 011797090, 012652702
FSC: 5935 — Connectors, Electrical
CAGE: 54418 — MILTOPE CORPORATION (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 5052
overall_width	3.630 INCHES NOMINAL IN
terminal_type	SOLDER WELL SINGLE MATING END ALL CONTACT GROUPINGS
overall_height	0.740 INCHES NOMINAL IN
overall_length	0.750 INCHES NOMINAL IN
insert_material	PLASTIC SINGLE MATING END
contact_material	COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
special_features	MOUNTING HOLE IS ON SIDE
style_designator	BLANK, PLAIN DESIGN
precious_material	GOLD
terminal_location	BACK SINGLE MATING END ALL CONTACT GROUPINGS
material_thickness	0.090 INCHES NOMINAL IN
NSN	5935-01-179-7090

COMPONENT DIAGRAM

KEY FEATURES

•

CONTACT MAXIMUM CURRENT RATING IN AMPS: 7.5 SINGLE MATING END ALL CONTACT GROUPINGS

•

CONNECTOR LOCKING METHOD: FRICTION

•

TERMINAL TYPE: SOLDER WELL SINGLE MATING END ALL CONTACT GROUPINGS

•

CONTACT MATERIAL: COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS

•

MATING END QUANTITY: 1

•

PRECIOUS MATERIAL: GOLD

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.093 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.437 INCHES NOMINAL IN
CONTACT MAXIMUM CURRENT RATING IN AMPS	7.5 SINGLE MATING END ALL CONTACT GROUPINGS
CONNECTOR LOCKING METHOD	FRICTION
TERMINAL TYPE	SOLDER WELL SINGLE MATING END ALL CONTACT GROUPINGS
CONTACT MATERIAL	COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS
MATING END QUANTITY	1
PRECIOUS MATERIAL	GOLD
UNTHREADED MOUNTING HOLE DIAMETER	0.093 INCHES NOMINAL IN
PRECIOUS MATERIAL AND WEIGHT	0.002 GOLD GRAINS, TROY
OVERALL LENGTH	0.750 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 4

M72-178Reference document

Same NSN cross-reference

Reference document — Secondary reference

GF-1F-1MASC-R-CE-50Reference document

Same NSN cross-reference

Reference document — Secondary reference

GF1FIMA-CE/50Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

GF-1F-1MA-CE/50Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 477-251?

477-251 is a CONNECTOR,RECEPTACLE,ELECTRICAL.

What parts can replace 477-251?

There are 4 known substitutes for 477-251: M72-178, GF-1F-1MASC-R-CE-50, GF1FIMA-CE/50 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 477-251?

477-251 is cataloged in the U.S. Government catalog under NSN 5935-01-179-7090. This indicates validated use in U.S. government and defense supply chains.

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477-251 — CONNECTOR,RECEPTACLE,ELECTRICAL

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