MS3451L20-4P — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MS3451L20-4P: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, thread_class: 2A A, terminal_type: CRIMP SINGLE MATING END SINGLE CONTACT GROUPING, overall_length: 2.125 INCHES MAXIMUM IN, overall_diameter: 1.443 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-260-9613, 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

MS3451L20-4P

NSN: 5935-01-260-9613
NIINs: 012609613, 014644793
FSC: 5935 — Connectors, Electrical
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

body_style	STRAIGHT SHAPE, EXTERNAL COUPLING
thread_class	2A A
terminal_type	CRIMP SINGLE MATING END SINGLE CONTACT GROUPING
overall_length	2.125 INCHES MAXIMUM IN
overall_diameter	1.443 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
terminal_location	BACK SINGLE MATING END SINGLE CONTACT GROUPING
mating_end_quantity	1
threaded_device_type	BACK SHELL AND COUPLING FACILITY
included_contact_type	ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
environmental_protection	MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF
included_contact_quantity	4 SINGLE MATING END SINGLE CONTACT GROUPING
NSN	5935-01-260-9613

COMPONENT DIAGRAM

KEY FEATURES

•

BODY STYLE: STRAIGHT SHAPE, EXTERNAL COUPLING

•

OVERALL DIAMETER: 1.443 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN

•

MATING END QUANTITY: 1

•

THREAD DIRECTION: RIGHT-HAND

•

ENVIRONMENTAL PROTECTION: MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF

•

THREAD CLASS: 2A A

•

THREADED DEVICE TYPE: BACK SHELL AND COUPLING FACILITY

TECHNICAL CHARACTERISTICS

BODY STYLE	STRAIGHT SHAPE, EXTERNAL COUPLING
OVERALL DIAMETER	1.443 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
MATING END QUANTITY	1
OVERALL LENGTH	2.125 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND
ENVIRONMENTAL PROTECTION	MOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF
THREAD CLASS	2A A
THREADED DEVICE TYPE	BACK SHELL AND COUPLING FACILITY

SUBSTITUTES & CROSS-REFERENCES 5

SAE-AS50151Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

MIL-C-5015Reference document

Same NSN cross-reference

Reference document — Secondary reference

MS3101R20-4PReference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

MS3101A20-4PReference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

MS3451W20-4PReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS3451L20-4P?

MS3451L20-4P is a CONNECTOR,RECEPTACLE,ELECTRICAL.

What parts can replace MS3451L20-4P?

There are 5 known substitutes for MS3451L20-4P: SAE-AS50151, MIL-C-5015, MS3101R20-4P and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MS3451L20-4P?

MS3451L20-4P is cataloged in the U.S. Government catalog under NSN 5935-01-260-9613. This indicates validated use in U.S. government and defense supply chains.

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MS3451L20-4P — CONNECTOR,RECEPTACLE,ELECTRICAL

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