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PartsTable / COMPONENT / MS91531-1F1B
MS91531-1F1B ✓ 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 MS91531-1F1B is a the manufacturer industrial component. Key specifications include color: BLACK, width: 0.750 INCHES NOMINAL IN, material: COPPER ALLOY OR ALUMINUM ALLOY, shank_style: STRAIGHT, skirt_style: FLARED, shank_length: 0.250 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 5355-00-065-5064, 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
MS91531-1F1B
NSN: 5355-00-065-5064
FSC: 5355
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
colorBLACK
width0.750 INCHES NOMINAL IN
materialCOPPER ALLOY OR ALUMINUM ALLOY
shank_styleSTRAIGHT
skirt_styleFLARED
shank_length0.250 INCHES NOMINAL IN
skirt_designDETACHABLE
overall_depth0.375 INCHES NOMINAL IN
shank_diameter0.625 INCHES NOMINAL IN
inside_diameter0.127 INCHES NOMINAL IN
screw_drive_typeHEXAGON SOCKET
style_designatorFLUTED FOILS
NSN5355-00-065-5064
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MS91531-1F1B TITLE COMPONENT PN MS91531-1F1B MFR MS91531-1F1B
KEY FEATURES
•
SHAFT ACCOMMODATION STYLE: COUNTERBORED
•
GRIPPING SURFACE CONDITION: GRIP AID
•
INSIDE DIAMETER: 0.127 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLUTED FOILS
•
SCREW DRIVE TYPE: HEXAGON SOCKET
•
ATTACHMENT METHOD: SETSCREWS
•
COLOR: BLACK
•
THREAD QUANTITY PER INCH: 40 SCREW HOLE
TECHNICAL CHARACTERISTICS (FLIS)
SHAFT ACCOMMODATION STYLECOUNTERBORED
GRIPPING SURFACE CONDITIONGRIP AID
INSIDE DIAMETER0.127 INCHES NOMINAL IN
STYLE DESIGNATORFLUTED FOILS
SCREW DRIVE TYPEHEXAGON SOCKET
ATTACHMENT METHODSETSCREWS
COLORBLACK
THREAD QUANTITY PER INCH40 SCREW HOLE
SKIRT DESIGNDETACHABLE
OVERALL THICKNESS0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
S311-64BBLInterchangeable
interchangeable cross-reference
interchangeable
MS91531-3F2BInterchangeable
interchangeable cross-reference
interchangeable
511617Interchangeable
interchangeable cross-reference
interchangeable
30-0023Interchangeable
interchangeable cross-reference
interchangeable
MS91531-4N2BInterchangeable
interchangeable cross-reference
interchangeable
S380-64Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS91531-1F1B?
MS91531-1F1B is a MS91531-1F1B.
What parts can replace MS91531-1F1B?
There are 20 known substitutes for MS91531-1F1B: S311-64BBL, MS91531-3F2B, 511617 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS91531-1F1B?
MS91531-1F1B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-065-5064. 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