M21375 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

M21375: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, seal_type: PREFORMED PACKING, block_type: FIXED, base_length: 2.0000 INCHES NOMINAL IN, thread_class: 2B, bore_diameter: 1.5000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-239-4823, 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

M21375

NSN: 3040-00-239-4823
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 79645 — E.J. WILLIS COMPANY, INC. DBA EJ WILLIS CO INC (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY
seal_type	PREFORMED PACKING
block_type	FIXED
base_length	2.0000 INCHES NOMINAL IN
thread_class	2B
bore_diameter	1.5000 INCHES NOMINAL IN
housing_width	6.6250 INCHES NOMINAL IN
seal_location	BOTH ENDS
alignment_type	SELF-ALIGNING
base_thickness	0.8750 INCHES NOMINAL IN
housing_height	4.1875 INCHES NOMINAL IN
overall_length	1.390 INCHES MAXIMUM IN
NSN	3040-00-239-4823

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 9

AD-2331062-017Reference document

Same NSN cross-reference

Reference document — Secondary reference

D1489CReference document

Same NSN cross-reference

Reference document — Secondary reference

SC-1 1/2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

32X117Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

13743-017Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

52E768-40Same 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 M21375?

M21375 is a BACKSHELL,ELECTRICAL CONNECTOR.

What parts can replace M21375?

There are 9 known substitutes for M21375: AD-2331062-017, D1489C, SC-1 1/2 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for M21375?

M21375 is cataloged in the U.S. Government catalog under NSN 3040-00-239-4823. This indicates validated use in U.S. government and defense supply chains.

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M21375 — BACKSHELL,ELECTRICAL CONNECTOR

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