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Technical Data Sheet
A3178914-1 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, thread_class: 2B, overall_width: 2.312 INCHES MAXIMUM IN, overall_height: 1.469 INCHES MAXIMUM IN, overall_length: 3.125 INCHES NOMINAL IN, furnished_items: RFI RING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-495-8309, 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
A3178914-1
NSN: 5935-01-495-8309
FSC: 5935
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thread_class2B
overall_width2.312 INCHES MAXIMUM IN
overall_height1.469 INCHES MAXIMUM IN
overall_length3.125 INCHES NOMINAL IN
furnished_itemsRFI RING
size_designation22
style_designatorSTRAIGHT TYPE W/CABLE CLAMP
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE AND NICKEL
nominal_thread_size1.312 INCHES IN
cable_opening_diameter0.781 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
NSN5935-01-495-8309
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN A3178914-1 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
CABLE OPENING DIAMETER: 0.781 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
MATERIAL: ALUMINUM ALLOY
SUPPLEMENTARY FEATURES: 500 HOUR SALT SPRAY RESISTANT
SURFACE TREATMENT: CADMIUM AND CHROMATE AND NICKEL
STYLE DESIGNATOR: STRAIGHT TYPE W/CABLE CLAMP
FURNISHED ITEMS: RFI RING
TECHNICAL CHARACTERISTICS (FLIS)
CABLE OPENING DIAMETER0.781 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
OVERALL WIDTH2.312 INCHES MAXIMUM IN
MATERIALALUMINUM ALLOY
SUPPLEMENTARY FEATURES500 HOUR SALT SPRAY RESISTANT
SURFACE TREATMENTCADMIUM AND CHROMATE AND NICKEL
STYLE DESIGNATORSTRAIGHT TYPE W/CABLE CLAMP
OVERALL HEIGHT1.469 INCHES MAXIMUM IN
FURNISHED ITEMSRFI RING
NOMINAL THREAD SIZE1.312 INCHES IN
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
BS5-1738PC97T0102Interchangeable
interchangeable cross-reference
interchangeable
BS1143PC97T0102Interchangeable
interchangeable cross-reference
interchangeable
BS5-1721PC97T0102Interchangeable
interchangeable cross-reference
interchangeable
4178600-357Interchangeable
interchangeable cross-reference
interchangeable
529189Interchangeable
interchangeable cross-reference
interchangeable
819782-31Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A3178914-1?
A3178914-1 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace A3178914-1?
There are 20 known substitutes for A3178914-1: BS5-1738PC97T0102, BS1143PC97T0102, BS5-1721PC97T0102 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A3178914-1?
A3178914-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-495-8309. This indicates validated use in U.S. government and defense supply chains.
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