PartsTable
Technical Data Sheet
PartsTable / MRO / SM-B-171568
SM-B-171568 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 KEYTOP,KEYBOARD is a the manufacturer industrial component. Key specifications include color: BLACK, material: PLASTIC, inscription: CAR. AND RET., overall_height: 0.380 INCHES NOMINAL IN, overall_diameter: 0.590 INCHES NOMINAL IN, special_features: WHITE LETTERING; MTG SLOT 0.43 IN.

W; 0.220 IN. DEEP 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 5815-00-356-3425, 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
MRO→ MRO_GENERAL→ SM-B-171568
NSN: 5815-00-356-3425
FSC: 5815
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
colorBLACK
materialPLASTIC
inscriptionCAR. AND RET.
overall_height0.380 INCHES NOMINAL IN
overall_diameter0.590 INCHES NOMINAL IN
special_featuresWHITE LETTERING; MTG SLOT 0.43 IN. W; 0.220 IN. DEEP IN
NSN5815-00-356-3425
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available KEYTOP,KEYBOARD TITLE COMPONENT PN SM-B-171568 MFR KEYTOP,KEYBOARD
KEY FEATURES
•
OVERALL DIAMETER: 0.590 INCHES NOMINAL IN
•
INSCRIPTION: CAR. AND RET.
•
COLOR: BLACK
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER0.590 INCHES NOMINAL IN
INSCRIPTIONCAR. AND RET.
COLORBLACK
MATERIALPLASTIC
OVERALL HEIGHT0.380 INCHES NOMINAL IN
SPECIAL FEATURESWHITE LETTERING; MTG SLOT 0.43 IN. W; 0.220 IN. DEEP IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
31450Interchangeable
interchangeable cross-reference
interchangeable
31160Interchangeable
interchangeable cross-reference
interchangeable
11926Interchangeable
interchangeable cross-reference
interchangeable
50796Interchangeable
interchangeable cross-reference
interchangeable
SC-B-171568Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-171568?
SM-B-171568 is a KEYTOP,KEYBOARD. It is classified as a MRO (MRO_GENERAL).
What parts can replace SM-B-171568?
There are 5 known substitutes for SM-B-171568: 31450, 31160, 11926 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-171568?
SM-B-171568 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-356-3425. 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