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10-405991-249 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

10-405991-249: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, thread_class: 2B, overall_length: 0.516 INCHES NOMINAL IN, overall_diameter: 1.577 INCHES MAXIMUM IN, size_designation: 24 AND 25, style_designator: STRAIGHT TYPE. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-381-7713, 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
10-405991-249
NSN: 5935-01-381-7713
FSC: 5935 — Connectors, Electrical
CAGE: 77820 — AMPHENOL CORP DIV AMPHENOL AEROSPACE OPERATIONS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thread_class2B
overall_length0.516 INCHES NOMINAL IN
overall_diameter1.577 INCHES MAXIMUM IN
size_designation24 AND 25
style_designatorSTRAIGHT TYPE
thread_directionRIGHT-HAND
nominal_thread_size1.438 INCHES IN
thread_series_designatorUNEF
mounting_facility_type_and_quantity1 THREADED COUPLING
NSN5935-01-381-7713
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN 10-405991-249 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED COUPLING
•
OVERALL DIAMETER: 1.577 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STRAIGHT TYPE
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.438 INCHES IN
•
SIZE DESIGNATION: 24 AND 25
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED COUPLING
OVERALL DIAMETER1.577 INCHES MAXIMUM IN
STYLE DESIGNATORSTRAIGHT TYPE
OVERALL LENGTH0.516 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.438 INCHES IN
SIZE DESIGNATION24 AND 25
THREAD CLASS2B
MATERIALALUMINUM ALLOY
THREAD SERIES DESIGNATORUNEF
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 1
6400169-24Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 10-405991-249?
10-405991-249 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace 10-405991-249?
There is 1 known substitute for 10-405991-249: 6400169-24. Substitute compatibility should be verified for your specific system.
What is the NSN for 10-405991-249?
10-405991-249 is cataloged in the U.S. Government catalog under NSN 5935-01-381-7713. 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.