21-273 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited

Legrand · COMPONENT

PRODUCT OVERVIEW

21-273: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL COMP 303 OVERALL, body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, shell_type: SOLID, shank_length: 0.375 INCHES NOMINAL IN, thread_class: 2A A, overall_width: 1.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5935-00-721-0431, 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

21-273

NSN: 5935-00-721-0431
NIINs: 007210431, 011015622, 013005001, 013070039, 016725156
FSC: 5935 — Connectors, Electrical
CAGE: 17550 — ROSS LABORATORIES, INC. (USA)

SPECIFICATIONS

material	STEEL COMP 303 OVERALL
body_style	STRAIGHT SHAPE, EXTERNAL COUPLING
shell_type	SOLID
shank_length	0.375 INCHES NOMINAL IN
thread_class	2A A
overall_width	1.062 INCHES NOMINAL IN
terminal_type	SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
thread_length	0.156 INCHES NOMINAL IN
overall_height	1.062 INCHES NOMINAL IN
overall_length	0.650 INCHES NOMINAL IN
shank_diameter	0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
shell_material	ALUMINUM ALLOY
NSN	5935-00-721-0431

COMPONENT DIAGRAM

KEY FEATURES

•

CONTACT MAXIMUM CURRENT RATING IN AMPS: 7.5 SINGLE MATING END SINGLE CONTACT GROUPING

•

CONNECTOR LOCKING METHOD: BAYONET LATCH

•

SHELL TYPE: SOLID

•

BODY STYLE: STRAIGHT SHAPE, EXTERNAL COUPLING

•

TERMINAL TYPE: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING

•

MATING END QUANTITY: 1

•

CONTACT POSITION ARRANGEMENT STYLE: 14-9 SINGLE MATING END

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.062 INCHES NOMINAL IN
CONTACT MAXIMUM CURRENT RATING IN AMPS	7.5 SINGLE MATING END SINGLE CONTACT GROUPING
CONNECTOR LOCKING METHOD	BAYONET LATCH
SHELL TYPE	SOLID
BODY STYLE	STRAIGHT SHAPE, EXTERNAL COUPLING
TERMINAL TYPE	SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
MATING END QUANTITY	1
CONTACT POSITION ARRANGEMENT STYLE	14-9 SINGLE MATING END
SHELL SURFACE TREATMENT	CHROMIUM
UNTHREADED MOUNTING HOLE DIAMETER	0.125 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 7

262758-34Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

136-0089-00Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

999303-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

276M427P4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

165-16Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

9112230Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 21-273?

21-273 is a CONNECTOR,RECEPTACLE,ELECTRICAL manufactured by Legrand.

What parts can replace 21-273?

There are 7 known substitutes for 21-273: 262758-34, 136-0089-00, 999303-5 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 21-273?

21-273 is cataloged in the U.S. Government catalog under NSN 5935-00-721-0431. This indicates validated use in U.S. government and defense supply chains.

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21-273 — CONNECTOR,RECEPTACLE,ELECTRICAL

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