Spring Free Outside Diameter: 0.750 INCHES NOMINAL IN
End Style: FULL LOOP BOTH ENDS
Design Type: CLOSED
Style Designator: CYLINDRICAL
Spring Free Length: 2.750 INCHES NOMINAL IN
Inside Diameter: 0.624 INCHES NOMINAL IN
Surface Treatment: CADMIUM OVERALL
Identification
NSN: 5360-00-103-3369
NIIN: 001033369
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
FSG: 53 — Hardware and Abrasives
General Description
The Spring,helical,extension, cataloged under National Stock Number 5360-00-103-3369, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5360-00-103-3369
Item Name
Spring,helical,extension
FSC / FSG
5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Status
ACTIVE
Spring Free Outside Diameter
0.750 INCHES NOMINAL IN
End Style
FULL LOOP BOTH ENDS
Design Type
CLOSED
Style Designator
CYLINDRICAL
Spring Free Length
2.750 INCHES NOMINAL IN
Inside Diameter
0.624 INCHES NOMINAL IN
Surface Treatment
CADMIUM OVERALL
Coil Helix Direction
RIGHT-HAND OR LEFT-HAND
Material
STEEL UNS K08500 OVERALL
Hook Radius
0.212 INCHES NOMINAL BOTH ENDS IN
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
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5945-00-189-657142CE25AF-106POSSIBLE MATCH
RELAY,ELECTROMAGNETIC
Possible match (shared part number)Siemens Energy and Automation Inc Siemens Furnas Controls Div
5310-00-558-3030514005POSSIBLE MATCH
NUT,PLAIN,ROUND
Possible match (shared part number)Smiths Detection Inc. Dba Smiths Detection Inc Casc
4130-00-608-4294POSSIBLE MATCH
DRAWBAR ASSY
Possible match (shared part number)
5340-00-631-2756514005POSSIBLE MATCH
HINGE,HALF
Possible match (shared part number)Lockheed Martin Corp
4730-01-626-1260514005POSSIBLE MATCH
CLAMP,HOSE
Possible match (shared part number)Miller Industries Towing Equipment Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
51400-5
3/2Design control — primary reference
U.S. Government activity
Related Parts
5945-00-189-6571POSSIBLE MATCH
RELAY,ELECTROMAGNETIC
42CE25AF-106
5310-00-558-3030POSSIBLE MATCH
NUT,PLAIN,ROUND
514005
4130-00-608-4294POSSIBLE MATCH
DRAWBAR ASSY
5340-00-631-2756POSSIBLE MATCH
HINGE,HALF
514005
4730-01-626-1260POSSIBLE MATCH
CLAMP,HOSE
514005
Frequently Asked Questions
What is NSN 5360-00-103-3369?
NSN 5360-00-103-3369 is a Spring,helical,extension, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
What NSN replaces 5360-00-103-3369?
5 possible matches (shared part number, not a government interchangeability claim): 5945-00-189-6571, 5310-00-558-3030, 4130-00-608-4294. Verify interchangeability with system specifications before substitution.
What are the specifications of 5360-00-103-3369?
Key specifications for 5360-00-103-3369: Spring Free Outside Diameter: 0.750 INCHES NOMINAL IN; End Style: FULL LOOP BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 10 specifications are documented in the U.S. Government catalog.
Is NSN 5360-00-103-3369 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.