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51A2MA/WD ✓ 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 51A2MA/WD is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-057-7794, 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
51A2MA/WD
NSN: 5355-00-057-7794
FSC: 5355
CAGE: 23480 — ELECTRONIC HARDWARE CORP DBA ELECTRONIC HARDWARE CORP (USA)
SPECIFICATIONS
Part Number51A2MA/WD
NSN5355-00-057-7794
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 51A2MA/WD TITLE COMPONENT PN 51A2MA/WD MFR 51A2MA/WD
KEY FEATURES
•
COUNTERBORE DIAMETER: 0.435 INCHES MINIMUM IN
•
SCREW DRIVE TYPE: HEXAGON SOCKET
•
OUTSIDE DIAMETER: 0.490 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
•
SETSCREW HOLE QUANTITY: 2
•
GRIPPING SURFACE CONDITION: GRIP AID
•
STYLE DESIGNATOR: ROUND
•
OVERALL THICKNESS: 0.480 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE
TECHNICAL CHARACTERISTICS (FLIS)
COUNTERBORE DIAMETER0.435 INCHES MINIMUM IN
SCREW DRIVE TYPEHEXAGON SOCKET
OUTSIDE DIAMETER0.490 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
SETSCREW HOLE QUANTITY2
GRIPPING SURFACE CONDITIONGRIP AID
STYLE DESIGNATORROUND
OVERALL THICKNESS0.480 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
THREAD QUANTITY PER INCH40 SCREW HOLE
ATTACHMENT METHODSETSCREWS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
KMS5E1LNRInterchangeable
interchangeable cross-reference
interchangeable
N272-001-012Interchangeable
interchangeable cross-reference
interchangeable
SS50L1Interchangeable
interchangeable cross-reference
interchangeable
MS91528-0C1BInterchangeable
Same NIIN cross-reference
interchangeable
50-1WD1GInterchangeable
Same NIIN cross-reference
interchangeable
0370-0059Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51A2MA/WD?
51A2MA/WD is a 51A2MA/WD.
What parts can replace 51A2MA/WD?
There are 11 known substitutes for 51A2MA/WD: KMS5E1LNR, N272-001-012, SS50L1 and 8 more. Substitute compatibility should be verified for your specific system.
Is 51A2MA/WD still available?
51A2MA/WD is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026