PartsTable
Technical Data Sheet
PartsTable / COMPONENT / KA57
KA57 ✓ 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 RECOIL SPRING ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, inside_diameter: 0.307 INCHES NOMINAL IN, style_designator: CYLINDRICAL, surface_treatment: CADMIUM OVERALL, spring_free_length: 0.750 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 5360-00-664-3324, 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
KA57
NSN: 5360-00-664-3324
FSC: 5360
CAGE: 80138 — KAY ELEMETRICS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity7
inside_diameter0.307 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentCADMIUM OVERALL
spring_free_length0.750 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
end_item_identification1005011714851
spring_free_outside_diameter0.375 INCHES NOMINAL IN
NSN5360-00-664-3324
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RECOIL SPRING ASSEMBLY TITLE COMPONENT PN KA57 MFR RECOIL SPRING ASSEMBLY
KEY FEATURES
•
SURFACE TREATMENT: CADMIUM OVERALL
•
COIL HELIX DIRECTION: LEFT-HAND
•
SPRING FREE OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CYLINDRICAL
•
MATERIAL: STEEL OVERALL
•
COIL QUANTITY: 7
•
SPRING FREE LENGTH: 0.750 INCHES NOMINAL IN
•
END STYLE: SPRING END,SQUARED AND GROUND BOTH ENDS
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM OVERALL
COIL HELIX DIRECTIONLEFT-HAND
SPRING FREE OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
MATERIALSTEEL OVERALL
COIL QUANTITY7
SPRING FREE LENGTH0.750 INCHES NOMINAL IN
END STYLESPRING END,SQUARED AND GROUND BOTH ENDS
INSIDE DIAMETER0.307 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
KA57Interchangeable
interchangeable cross-reference
interchangeable
A38Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy KA57?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is KA57?
KA57 is a RECOIL SPRING ASSEMBLY.
What parts can replace KA57?
There are 2 known substitutes for KA57: KA57, A38. Substitute compatibility should be verified for your specific system.
What is the NSN for KA57?
KA57 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-664-3324. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — KA57

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026