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PartsTable / COMPONENT / MS21387-02
MS21387-02 ✓ 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 MS21387-02 is a the manufacturer industrial component. Key specifications include color: GRAY, FED STD 595, 36231 AND WHITE AND BLACK, material: COPPER ALLOY AND PLASTIC AND STEEL OR STEEL COMP 303, inside_width: 0.106 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, overall_depth: 0.190 INCHES NOMINAL IN, pointer_design: NONDETACHABLE, inside_diameter: 0.126 INCHES MINIMUM AND 0.128 INCHES MAXIMUM 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 5355-01-217-0810, 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
MS21387-02
NSN: 5355-01-217-0810
FSC: 5355
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
colorGRAY, FED STD 595, 36231 AND WHITE AND BLACK
materialCOPPER ALLOY AND PLASTIC AND STEEL OR STEEL COMP 303
inside_width0.106 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
overall_depth0.190 INCHES NOMINAL IN
pointer_designNONDETACHABLE
inside_diameter0.126 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
outside_diameter0.750 INCHES NOMINAL IN
screw_drive_typeHEXAGON SOCKET
special_featuresREFERENCE MARKING IS A BLACK INDICA BORDER WITH WHITE LINES
style_designatorCROWN
attachment_methodSETSCREWS
overall_thickness0.630 INCHES NOMINAL IN
NSN5355-01-217-0810
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MS21387-02 TITLE COMPONENT PN MS21387-02 MFR MS21387-02
KEY FEATURES
•
OVERALL THICKNESS: 0.630 INCHES NOMINAL IN
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.190 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CROWN
•
THREAD QUANTITY PER INCH: 40 SCREW HOLE
•
MATERIAL: COPPER ALLOY AND PLASTIC AND STEEL OR STEEL COMP 303
•
COLOR: GRAY, FED STD 595, 36231 AND WHITE AND BLACK
•
NOMINAL THREAD SIZE: 0.112 INCHES SCREW HOLE IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL THICKNESS0.630 INCHES NOMINAL IN
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.190 INCHES NOMINAL IN
STYLE DESIGNATORCROWN
THREAD QUANTITY PER INCH40 SCREW HOLE
MATERIALCOPPER ALLOY AND PLASTIC AND STEEL OR STEEL COMP 303
SPECIAL FEATURESREFERENCE MARKING IS A BLACK INDICA BORDER WITH WHITE LINES
COLORGRAY, FED STD 595, 36231 AND WHITE AND BLACK
NOMINAL THREAD SIZE0.112 INCHES SCREW HOLE IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
GRIPPING SURFACE CONDITIONGRIP AID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
533-118-19Interchangeable
interchangeable cross-reference
interchangeable
ST5M1255N103AInterchangeable
interchangeable cross-reference
interchangeable
MS21387-03Interchangeable
interchangeable cross-reference
interchangeable
NASM21387Interchangeable
interchangeable cross-reference
interchangeable
10117843Interchangeable
interchangeable cross-reference
interchangeable
MS21387-16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21387-02?
MS21387-02 is a MS21387-02.
What parts can replace MS21387-02?
There are 14 known substitutes for MS21387-02: 533-118-19, ST5M1255N103A, MS21387-03 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21387-02?
MS21387-02 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-01-217-0810. 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