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PartsTable / COMPONENT / 631544-501
631544-501 ✓ 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 RING,ADAPTER is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-329-6041, 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
631544-501
NSN: 5365-00-329-6041
FSC: 5365
CAGE: 02734 — LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AEROSTRUCTURES DIV ADVANCED TECHNOLOGY LABORATORIES (USA)
SPECIFICATIONS
Part Number631544-501
NSN5365-00-329-6041
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,ADAPTER TITLE COMPONENT PN 631544-501 MFR RING,ADAPTER
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATL ALUM ALLOY PER QQ-A-359C CONDITION O; FINISH CHEMICAL FILM PER MIL-C-5541; BLACK SYNTHETIC ENAMEL PER FEDERAL SPEC TT-E-489 INSIDE; GRAY ENAMEL PER MIL-E-15090 TYPE III CLASS II 2 COATS OUTSIDE; DIA 12.875 IN.; THICKNESS 1.750 IN. IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATL ALUM ALLOY PER QQ-A-359C CONDITION O; FINISH CHEMICAL FILM PER MIL-C-5541; BLACK SYNTHETIC ENAMEL PER FEDERAL SPEC TT-E-489 INSIDE; GRAY ENAMEL PER MIL-E-15090 TYPE III CLASS II 2 COATS OUTSIDE; DIA 12.875 IN.; THICKNESS 1.750 IN. IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
B110Interchangeable
interchangeable cross-reference
interchangeable
PB110Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-641Interchangeable
interchangeable cross-reference
interchangeable
11910Interchangeable
interchangeable cross-reference
interchangeable
AS4283Interchangeable
interchangeable cross-reference
interchangeable
B1-BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 631544-501?
631544-501 is a RING,ADAPTER.
What parts can replace 631544-501?
There are 10 known substitutes for 631544-501: B110, PB110, GGG-W-641 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 631544-501?
631544-501 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-329-6041. 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