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PartsTable / COMPONENT / SMB171542
SMB171542 ✓ 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 SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SHORT TWISTED HOOK BOTH ENDS, design_type: CLOSED, hook_radius: 0.0455 INCHES NOMINAL BOTH ENDS IN, coil_quantity: 11, inside_diameter: 0.197 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 5360-00-663-3377, 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
SMB171542
NSN: 5360-00-663-3377
FSC: 5360
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSHORT TWISTED HOOK BOTH ENDS
design_typeCLOSED
hook_radius0.0455 INCHES NOMINAL BOTH ENDS IN
coil_quantity11
inside_diameter0.197 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentTIN OVERALL
spring_free_length0.375 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.125 INCHES NOMINAL IN
NSN5360-00-663-3377
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,EXTENSION TITLE COMPONENT PN SMB171542 MFR SPRING,HELICAL,EXTENSI
KEY FEATURES
•
COIL QUANTITY: 11
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
INSIDE DIAMETER: 0.197 INCHES NOMINAL IN
•
SPRING FREE OUTSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
HOOK RADIUS: 0.0455 INCHES NOMINAL BOTH ENDS IN
•
MATERIAL: STEEL OVERALL
•
SPRING FREE LENGTH: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL
TECHNICAL CHARACTERISTICS (FLIS)
COIL QUANTITY11
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
INSIDE DIAMETER0.197 INCHES NOMINAL IN
SPRING FREE OUTSIDE DIAMETER0.125 INCHES NOMINAL IN
HOOK RADIUS0.0455 INCHES NOMINAL BOTH ENDS IN
MATERIALSTEEL OVERALL
SPRING FREE LENGTH0.375 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
END STYLESHORT TWISTED HOOK BOTH ENDS
SURFACE TREATMENTTIN OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
69010020Interchangeable
interchangeable cross-reference
interchangeable
SA-43Interchangeable
interchangeable cross-reference
interchangeable
154805Interchangeable
interchangeable cross-reference
interchangeable
1841 2-1/2X1/32X7/8Interchangeable
interchangeable cross-reference
interchangeable
59-10001Interchangeable
interchangeable cross-reference
interchangeable
326-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SMB171542?
SMB171542 is a SPRING,HELICAL,EXTENSION.
What parts can replace SMB171542?
There are 12 known substitutes for SMB171542: 69010020, SA-43, 154805 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SMB171542?
SMB171542 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-663-3377. 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