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R630B68T — SPRING,HELICAL,EXTENSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

R630B68T: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL UNS K08500 OVERALL, end_style: SHORT TWISTED HOOK BOTH ENDS, design_type: CLOSED, hook_radius: 0.038 INCHES NOMINAL BOTH ENDS IN, coil_quantity: 190, inside_diameter: 0.077 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-209-9944, 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
R630B68T
NSN: 5360-00-209-9944
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 32657 — DORER ENGINEERING INC DBA O J RODGERS COMPANY (USA)
SPECIFICATIONS
materialSTEEL UNS K08500 OVERALL
end_styleSHORT TWISTED HOOK BOTH ENDS
design_typeCLOSED
hook_radius0.038 INCHES NOMINAL BOTH ENDS IN
coil_quantity190
inside_diameter0.077 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentZINC OVERALL
spring_free_length5.173 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
spring_free_outside_diameter0.125 INCHES NOMINAL IN
material_document_and_classificationASTM A228-41 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5360-00-209-9944
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,EXTENSION TITLE COMPONENT PN R630B68T MFR SPRING,HELICAL,EXTENSI
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
END STYLE: SHORT TWISTED HOOK BOTH ENDS
•
DESIGN TYPE: CLOSED
•
STYLE DESIGNATOR: CYLINDRICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A228-41 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SPRING FREE LENGTH: 5.173 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.077 INCHES NOMINAL IN
•
COIL QUANTITY: 190
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER0.125 INCHES NOMINAL IN
END STYLESHORT TWISTED HOOK BOTH ENDS
DESIGN TYPECLOSED
STYLE DESIGNATORCYLINDRICAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A228-41 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPRING FREE LENGTH5.173 INCHES NOMINAL IN
INSIDE DIAMETER0.077 INCHES NOMINAL IN
COIL QUANTITY190
SURFACE TREATMENTZINC OVERALL
COIL HELIX DIRECTIONLEFT-HAND
OTHER ITEMS IN FSC 5360 — Coil, Flat, Leaf, and Wire Springs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5360-00-001-1842 5360-00-001-1945 5360-00-001-2010 5360-00-001-3865 5360-00-001-3950 5360-00-001-4650 5360-00-001-4664 5360-00-001-4703
SUBSTITUTES & CROSS-REFERENCES 1
512545Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R630B68T?
R630B68T is a SPRING,HELICAL,EXTENSION.
What parts can replace R630B68T?
There is 1 known substitute for R630B68T: 512545. Substitute compatibility should be verified for your specific system.
What is the NSN for R630B68T?
R630B68T is cataloged in the U.S. Government catalog under NSN 5360-00-209-9944. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.