PartsTable
Technical Data Sheet
Download PDF

PT2638FH1 — SPRING,HELICAL,EXTENSION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

PT2638FH1: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: LONG LOOP BOTH ENDS, design_type: CLOSED, hook_radius: 0.250 INCHES NOMINAL BOTH ENDS IN, inside_diameter: 0.617 INCHES NOMINAL IN, style_designator: CYLINDRICAL. This part is cataloged in the U.S.

Government catalog under NSN 5360-01-111-4285, 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
PT2638FH1
NSN: 5360-01-111-4285
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 55985 — CARO, INC. DBA SOUTH BEND LATHE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleLONG LOOP BOTH ENDS
design_typeCLOSED
hook_radius0.250 INCHES NOMINAL BOTH ENDS IN
inside_diameter0.617 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length8.039 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter1.031 INCHES NOMINAL IN
NSN5360-01-111-4285
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,EXTENSION TITLE COMPONENT PN PT2638FH1 MFR SPRING,HELICAL,EXTENSI
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 1.031 INCHES NOMINAL IN
•
END STYLE: LONG LOOP BOTH ENDS
•
DESIGN TYPE: CLOSED
•
STYLE DESIGNATOR: CYLINDRICAL
•
SPRING FREE LENGTH: 8.039 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.617 INCHES NOMINAL IN
•
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SPRING FREE OUTSIDE DIAMETER1.031 INCHES NOMINAL IN
END STYLELONG LOOP BOTH ENDS
DESIGN TYPECLOSED
STYLE DESIGNATORCYLINDRICAL
SPRING FREE LENGTH8.039 INCHES NOMINAL IN
INSIDE DIAMETER0.617 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
MATERIALSTEEL OVERALL
HOOK RADIUS0.250 INCHES NOMINAL BOTH ENDS IN
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
2638FH1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy PT2638FH1?
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 PT2638FH1?
PT2638FH1 is a SPRING,HELICAL,EXTENSION.
What parts can replace PT2638FH1?
There is 1 known substitute for PT2638FH1: 2638FH1. Substitute compatibility should be verified for your specific system.
What is the NSN for PT2638FH1?
PT2638FH1 is cataloged in the U.S. Government catalog under NSN 5360-01-111-4285. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — PT2638FH1

✓ 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.