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A3278580 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A3278580: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, thread_class: 2B, overall_width: 1.343 INCHES MAXIMUM IN, overall_height: 1.343 INCHES MAXIMUM IN, overall_length: 3.125 INCHES MAXIMUM IN, size_designation: 24. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-533-0945, 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
A3278580
NSN: 5935-01-533-0945
NIINs: 015330945, 015330961, 015330991, 015331099
FSC: 5935 — Connectors, Electrical
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thread_class2B
overall_width1.343 INCHES MAXIMUM IN
overall_height1.343 INCHES MAXIMUM IN
overall_length3.125 INCHES MAXIMUM IN
size_designation24
style_designatorSTRAIGHT TYPE W/CABLE CLAMP
thread_directionRIGHT-HAND
surface_treatmentNICKEL
nominal_thread_size1.438 INCHES IN
cable_opening_diameter0.500 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
cable_opening_quantity1
NSN5935-01-533-0945
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN A3278580 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED COUPLING
•
STYLE DESIGNATOR: STRAIGHT TYPE W/CABLE CLAMP
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.312 INCHES IN
•
CABLE OPENING QUANTITY: 1
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED COUPLING
OVERALL HEIGHT1.218 INCHES MAXIMUM IN
STYLE DESIGNATORSTRAIGHT TYPE W/CABLE CLAMP
OVERALL LENGTH3.125 INCHES MAXIMUM IN
OVERALL WIDTH1.218 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.312 INCHES IN
CABLE OPENING QUANTITY1
SIZE DESIGNATION22
SURFACE TREATMENTNICKEL
SUBSTITUTES & CROSS-REFERENCES 1
A3278580-001Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A3278580?
A3278580 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace A3278580?
There is 1 known substitute for A3278580: A3278580-001. Substitute compatibility should be verified for your specific system.
What is the NSN for A3278580?
A3278580 is cataloged in the U.S. Government catalog under NSN 5935-01-533-0945. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.