X21-546-012 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

X21-546-012: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, thread_class: 2B, overall_width: 1.750 INCHES NOMINAL IN, size_designation: 18 AND 27, style_designator: ANGLE TYPE W/CLAMP, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-204-2871, 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

X21-546-012

NSN: 5935-01-204-2871
FSC: 5935 — Connectors, Electrical
CAGE: S3715 — BOFORS AB (SWE)

SPECIFICATIONS

material	ALUMINUM ALLOY
thread_class	2B
overall_width	1.750 INCHES NOMINAL IN
size_designation	18 AND 27
style_designator	ANGLE TYPE W/CLAMP
thread_direction	RIGHT-HAND
body_angle_in_deg	90.0
surface_treatment	CADMIUM AND CHROMATE
nominal_thread_size	1.438 INCHES IN
cable_opening_diameter	0.625 INCHES MINIMUM AND 0.779 INCHES MAXIMUM IN
cable_opening_quantity	1
thread_quantity_per_inch	18
NSN	5935-01-204-2871

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED COUPLING

•

DISTANCE FROM CENTERLINE TO CABLE END: 3.076 INCHES NOMINAL IN

•

BODY ANGLE IN DEG: 90.0

•

STYLE DESIGNATOR: ANGLE TYPE W/CLAMP

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 1.438 INCHES IN

•

SPECIFICATION/STANDARD DATA: 81349-MIL-C-85049/9 GOVERNMENT SPECIFICATION

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED COUPLING
DISTANCE FROM CENTERLINE TO CABLE END	3.076 INCHES NOMINAL IN
BODY ANGLE IN DEG	90.0
STYLE DESIGNATOR	ANGLE TYPE W/CLAMP
OVERALL WIDTH	1.750 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	1.438 INCHES IN
SPECIFICATION/STANDARD DATA	81349-MIL-C-85049/9 GOVERNMENT SPECIFICATION
CABLE OPENING QUANTITY	1
SIZE DESIGNATION	18 AND 27

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 5

SAE-AS85049/9Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

AS85049Reference document

Same NSN cross-reference

Reference document — Secondary reference

M85049/9-14WReference document

Same NSN cross-reference

Reference document — Secondary reference

MIL-C-85049/9Reference document

Same NSN cross-reference

Reference document — Secondary reference

M85049/9-14NReference 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 X21-546-012?

X21-546-012 is a BACKSHELL,ELECTRICAL CONNECTOR.

What parts can replace X21-546-012?

There are 5 known substitutes for X21-546-012: SAE-AS85049/9, AS85049, M85049/9-14W and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for X21-546-012?

X21-546-012 is cataloged in the U.S. Government catalog under NSN 5935-01-204-2871. This indicates validated use in U.S. government and defense supply chains.

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X21-546-012 — BACKSHELL,ELECTRICAL CONNECTOR

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