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PartsTable / COMPONENT / A1281
A1281 ✓ Verified by PartsTable
Hypertec · 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

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include material: COPPER ALLOY, slot_width: 0.375 INCHES NOMINAL IN, thread_size: 2-5/8IN-16 IN, thread_class: 2A A, thread_length: 0.125 INCHES NOMINAL IN, overall_length: 1.125 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-180-5553, 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
A1281
NSN: 1660-00-180-5553
FSC: 1660
CAGE: 53655 — AVOX SYSTEMS INC DBA AVOX SYSTEMS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
slot_width0.375 INCHES NOMINAL IN
thread_size2-5/8IN-16 IN
thread_class2A A
thread_length0.125 INCHES NOMINAL IN
overall_length1.125 INCHES NOMINAL IN
style_designatorROUND, EXTERNAL THREAD, INVERTED FLARE
thread_directionRIGHT-HAND
length_to_shoulder0.375 INCHES NOMINAL IN
hole_or_slot_quantity4
screw_thread_locationEXTERNAL
casehardening_indicatorNOT CASEHARDENED
NSN1660-00-180-5553
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Hypertec SOCKET,PLUG-IN ELECTRONIC COMPON TITLE COMPONENT PN A1281 MFR Hypertec SOCKET,PLUG-IN ELECTRO
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
CP10120Interchangeable
interchangeable cross-reference
interchangeable
799039Interchangeable
interchangeable cross-reference
interchangeable
16S63475-2801Interchangeable
interchangeable cross-reference
interchangeable
RS8Interchangeable
interchangeable cross-reference
interchangeable
8223789-1Interchangeable
interchangeable cross-reference
interchangeable
LA1140-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1281?
A1281 is a SOCKET,PLUG-IN ELECTRONIC COMPON manufactured by Hypertec.
What parts can replace A1281?
There are 8 known substitutes for A1281: CP10120, 799039, 16S63475-2801 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1281?
A1281 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-180-5553. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026