Spring, Helical, Extension5360-01-208-3378

NSN 5360-01-208-3378 · NIIN 012083378

FSC 5360 — Coil, Flat, Leaf, and Wire Springs · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5360-01-208-3378 · 5360012083378 · NIIN 012083378 · 01-208-3378 · FSC 5360 Coil, Flat, Leaf, and Wire Springs · AL83518 PIECE 21 · S4824H3165284 PIECE 21

Nearby stock numbers ← 5360-01-208-3377 Spring, Helical, Extension · 5360-01-208-3379 Spring, Helical, Torsion →

Features

Spring,helical,extension — FSC 5360
Spring Free Outside Diameter: 0.625 INCHES NOMINAL IN
End Style: RECTANGULAR HOOK BOTH ENDS
Design Type: CLOSED
Style Designator: CYLINDRICAL
Spring Free Length: 3.125 INCHES NOMINAL IN
Hook Width: 0.625 INCHES NOMINAL BOTH ENDS IN
Coil to Hook Inside Length: 0.420 INCHES NOMINAL BOTH ENDS IN

Identification

NSN: 5360-01-208-3378
NIIN: 012083378
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
FSG: 53 — Hardware and Abrasives

General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-01-208-3378, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5360-01-208-3378
Item Name	Spring,helical,extension
FSC / FSG	5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Status	ACTIVE
Spring Free Outside Diameter	0.625 INCHES NOMINAL IN
End Style	RECTANGULAR HOOK BOTH ENDS
Design Type	CLOSED
Style Designator	CYLINDRICAL
Spring Free Length	3.125 INCHES NOMINAL IN
Hook Width	0.625 INCHES NOMINAL BOTH ENDS IN
Coil to Hook Inside Length	0.420 INCHES NOMINAL BOTH ENDS IN
Inside Diameter	0.465 INCHES NOMINAL IN
Coil Quantity	17
Coil Helix Direction	RIGHT-HAND OR LEFT-HAND
Material	STEEL OVERALL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
AL83518 PIECE 21	3/9 Design control — primary reference Crane Co Crane Valve and Parts Div
S4824H3165284 PIECE 21	5/2 Secondary reference U.S. Government activity

No interchangeability data on file.

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

SPRING,HELICAL,COMPRESSION

5360-00-001-1945

5360-00-001-1945 · Item name not on file

5360-00-001-2010

SPRING,HELICAL,EXTENSION

5360-00-001-3865

5360-00-001-3865 · Item name not on file

5360-00-001-3950

5360-00-001-3950 · Item name not on file

5360-00-001-4650

SPRING,HELICAL,COMPRESSION

5360-00-001-4664

SPRING,CONSTANT TO

5360-00-001-4703

5360-00-001-4703 · Item name not on file

Frequently Asked Questions

What is NSN 5360-01-208-3378?

NSN 5360-01-208-3378 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.

What are the specifications of 5360-01-208-3378?

Key specifications for 5360-01-208-3378: Spring Free Outside Diameter: 0.625 INCHES NOMINAL IN; End Style: RECTANGULAR HOOK BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 11 specifications are documented in the U.S. Government catalog.

Is NSN 5360-01-208-3378 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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