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PartsTable / COMPONENT / SMB187693
SMB187693 ✓ 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: 0.625 INCHES NOMINAL BOTH ENDS IN, coil_quantity: 14-3/4, inside_diameter: 0.1262 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 5360-00-663-3343, 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
SMB187693
NSN: 5360-00-663-3343
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_radius0.625 INCHES NOMINAL BOTH ENDS IN
coil_quantity14-3/4
inside_diameter0.1262 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentTIN OVERALL
spring_free_length0.500 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.156 INCHES NOMINAL IN
NSN5360-00-663-3343
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,EXTENSION TITLE COMPONENT PN SMB187693 MFR SPRING,HELICAL,EXTENSI
KEY FEATURES
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
SPRING FREE OUTSIDE DIAMETER: 0.156 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
INSIDE DIAMETER: 0.1262 INCHES NOMINAL IN
•
HOOK RADIUS: 0.625 INCHES NOMINAL BOTH ENDS IN
•
COIL QUANTITY: 14-3/4
•
STYLE DESIGNATOR: CYLINDRICAL
•
SURFACE TREATMENT: TIN OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
SPRING FREE OUTSIDE DIAMETER0.156 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
INSIDE DIAMETER0.1262 INCHES NOMINAL IN
HOOK RADIUS0.625 INCHES NOMINAL BOTH ENDS IN
COIL QUANTITY14-3/4
STYLE DESIGNATORCYLINDRICAL
SURFACE TREATMENTTIN OVERALL
DESIGN TYPECLOSED
SPRING FREE LENGTH0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
50312Interchangeable
interchangeable cross-reference
interchangeable
337-501-9001Interchangeable
interchangeable cross-reference
interchangeable
56591Interchangeable
interchangeable cross-reference
interchangeable
10015946-061Interchangeable
interchangeable cross-reference
interchangeable
SMD501001-2Interchangeable
interchangeable cross-reference
interchangeable
16-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SMB187693?
SMB187693 is a SPRING,HELICAL,EXTENSION.
What parts can replace SMB187693?
There are 7 known substitutes for SMB187693: 50312, 337-501-9001, 56591 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SMB187693?
SMB187693 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-663-3343. 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