756-2021 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

756-2021: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, shell_type: SOLID, thread_class: 2A AND 2B A, overall_width: 0.677 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN, terminal_type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING, overall_height: 0.677 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5935-00-243-3993, 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

756-2021

NSN: 5935-00-243-3993
FSC: 5935 — Connectors, Electrical
CAGE: 11530 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN INFORMATION SYSTEMS & GLOBAL SOLUTIONS (USA)

SPECIFICATIONS

body_style	STRAIGHT SHAPE, EXTERNAL COUPLING
shell_type	SOLID
thread_class	2A AND 2B A
overall_width	0.677 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
terminal_type	SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_height	0.677 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
overall_length	1.375 INCHES NOMINAL IN
shell_material	COPPER ALLOY
insert_material	PLASTIC SINGLE MATING END
contact_material	COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
thread_direction	RIGHT-HAND
terminal_location	BACK SINGLE MATING END SINGLE CONTACT GROUPING
NSN	5935-00-243-3993

COMPONENT DIAGRAM

KEY FEATURES

•

CONNECTOR LOCKING METHOD: EXTERNALLY THREADED SHELL

•

SHELL TYPE: SOLID

•

BODY STYLE: STRAIGHT SHAPE, EXTERNAL COUPLING

•

TERMINAL TYPE: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING

•

CONTACT MATERIAL: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING

•

MATING END QUANTITY: 1

•

CONTACT POSITION ARRANGEMENT STYLE: NONSTD SINGLE MATING END

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.677 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
CONNECTOR LOCKING METHOD	EXTERNALLY THREADED SHELL
SHELL TYPE	SOLID
BODY STYLE	STRAIGHT SHAPE, EXTERNAL COUPLING
TERMINAL TYPE	SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MATERIAL	COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
MATING END QUANTITY	1
CONTACT POSITION ARRANGEMENT STYLE	NONSTD SINGLE MATING END
SHELL SURFACE TREATMENT	CADMIUM AND CHROMATE
UNTHREADED MOUNTING HOLE DIAMETER	0.099 INCHES NOMINAL IN

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 2

7599444Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

UG198UReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 756-2021?

756-2021 is a CONNECTOR,RECEPTACLE,ELECTRICAL.

What parts can replace 756-2021?

There are 2 known substitutes for 756-2021: 7599444, UG198U. Substitute compatibility should be verified for your specific system.

What is the NSN for 756-2021?

756-2021 is cataloged in the U.S. Government catalog under NSN 5935-00-243-3993. This indicates validated use in U.S. government and defense supply chains.

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756-2021 — CONNECTOR,RECEPTACLE,ELECTRICAL

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