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Technical Data Sheet
A40-129 ✓ 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,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL UNS K08500 OVERALL, end_style: SPRING END,SQUARED SECOND END, inside_diameter: 0.255 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN, style_designator: TAPERED, surface_treatment: CADMIUM OVERALL, spring_free_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-232-7830, 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
A40-129
NSN: 5360-00-232-7830
FSC: 5360
CAGE: 25472 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialSTEEL UNS K08500 OVERALL
end_styleSPRING END,SQUARED SECOND END
coil_quantity4
inside_diameter0.255 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
style_designatorTAPERED
surface_treatmentCADMIUM OVERALL
spring_free_length0.500 INCHES NOMINAL IN
spring_solid_length0.062 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
spring_free_outside_diameter0.740 INCHES NOMINAL IN
material_document_and_classificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5360-00-232-7830
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,COMPRESSION TITLE COMPONENT PN A40-129 MFR SPRING,HELICAL,COMPRES
KEY FEATURES
COIL QUANTITY: 4
SPRING FREE OUTSIDE DIAMETER: 0.740 INCHES NOMINAL IN
MATERIAL: STEEL UNS K08500 OVERALL
END STYLE: SPRING END,SQUARED SECOND END
COIL HELIX DIRECTION: LEFT-HAND
SURFACE TREATMENT: CADMIUM OVERALL
SPRING SOLID LENGTH: 0.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
COIL QUANTITY4
SPRING FREE OUTSIDE DIAMETER0.740 INCHES NOMINAL IN
MATERIALSTEEL UNS K08500 OVERALL
END STYLESPRING END,SQUARED SECOND END
COIL HELIX DIRECTIONLEFT-HAND
END STYLESPRING END,SQUARED AND GROUND FIRST END
SURFACE TREATMENTCADMIUM OVERALL
SPRING SOLID LENGTH0.062 INCHES NOMINAL IN
STYLE DESIGNATORTAPERED
INSIDE DIAMETER0.255 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
ANSI B18.6.1Interchangeable
interchangeable cross-reference
interchangeable
FF-S-111 TY1ST2CInterchangeable
interchangeable cross-reference
interchangeable
MS35492-80Interchangeable
interchangeable cross-reference
interchangeable
C401-1Interchangeable
interchangeable cross-reference
interchangeable
BA3133Interchangeable
interchangeable cross-reference
interchangeable
40129Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A40-129?
A40-129 is a SPRING,HELICAL,COMPRESSION.
What parts can replace A40-129?
There are 10 known substitutes for A40-129: ANSI B18.6.1, FF-S-111 TY1ST2C, MS35492-80 and 7 more. Substitute compatibility should be verified for your specific system.
Is A40-129 still available?
A40-129 is currently cancelled.
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