Spring Free Outside Diameter: 0.455 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
End Style: SPRING END,SQUARED BOTH ENDS
Style Designator: CYLINDRICAL
Material Document and Classification: QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Spring Free Length: 0.312 INCHES NOMINAL IN
Inside Diameter: 0.411 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN
Coil Quantity: 4-1/2
Identification
NSN: 5360-00-305-9555
NIIN: 003059555
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
FSG: 53 — Hardware and Abrasives
General Description
The Spring,helical,compression, cataloged under National Stock Number 5360-00-305-9555, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government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
5360-00-305-9555
Item Name
Spring,helical,compression
FSC / FSG
5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Status
ACTIVE
Spring Free Outside Diameter
0.455 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
End Style
SPRING END,SQUARED BOTH ENDS
Style Designator
CYLINDRICAL
Material Document and Classification
QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Spring Free Length
0.312 INCHES NOMINAL IN
Inside Diameter
0.411 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN
Coil Quantity
4-1/2
Coil Helix Direction
RIGHT-HAND OR LEFT-HAND
Material
STEEL COMP 302 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
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2510-00-427-22257971340POSSIBLE MATCH
SPRING ASSEMBLY,LEAF
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
5310-00-965-60009412305POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
Possible match (shared part number)Borgwarner Pds (anderson), L.l.c.
5950-00-974-5779SM-C-500469-5POSSIBLE MATCH
REACTOR
Possible match (shared part number)Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6145-01-087-1278M27500A20WP3T24POSSIBLE MATCH
CABLE,POWER,ELECTRICAL
Possible match (shared part number)National Electrical Mfrs Assn Dba Nema
2510-01-273-043213131POSSIBLE MATCH
BRACKET,ENGINE MOUNT
Possible match (shared part number)Westerbeke Corporation
5977-01-371-619113131POSSIBLE MATCH
BRUSH,ELECTRICAL CONTACT
Possible match (shared part number)Tornado Industries Llc Dba Tornado Industries
2940-01-375-56791313-1POSSIBLE MATCH
FILTER ELEMENT,FLUID
Possible match (shared part number)Flow Intl Corp Div of Flow Industries Inc
6240-01-575-315913-131POSSIBLE MATCH
LAMP,INCANDESCENT
Possible match (shared part number)Kidde Technologies, Inc Div Kidde Aerospace and Defense
2510-01-658-5390POSSIBLE MATCH
FRAME,STRUCTURAL
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
13131
3/9Design control — primary reference
U.S. Government activity
4940TA28
5/9Secondary reference
U.S. Government activity
Related Parts
2510-00-427-2225POSSIBLE MATCH
SPRING ASSEMBLY,LEAF
7971340
5310-00-965-6000POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
9412305
5950-00-974-5779POSSIBLE MATCH
REACTOR
SM-C-500469-5
6145-01-087-1278POSSIBLE MATCH
CABLE,POWER,ELECTRICAL
M27500A20WP3T24
2510-01-273-0432POSSIBLE MATCH
BRACKET,ENGINE MOUNT
13131
5977-01-371-6191POSSIBLE MATCH
BRUSH,ELECTRICAL CONTACT
13131
2940-01-375-5679POSSIBLE MATCH
FILTER ELEMENT,FLUID
1313-1
6240-01-575-3159POSSIBLE MATCH
LAMP,INCANDESCENT
13-131
2510-01-658-5390POSSIBLE MATCH
FRAME,STRUCTURAL
Frequently Asked Questions
What is NSN 5360-00-305-9555?
NSN 5360-00-305-9555 is a Spring,helical,compression, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
What NSN replaces 5360-00-305-9555?
9 possible matches (shared part number, not a government interchangeability claim): 2510-00-427-2225, 5310-00-965-6000, 5950-00-974-5779. Verify interchangeability with system specifications before substitution.
What are the specifications of 5360-00-305-9555?
Key specifications for 5360-00-305-9555: Spring Free Outside Diameter: 0.455 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED BOTH ENDS; Style Designator: CYLINDRICAL; Material Document and Classification: QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 specifications are documented in the U.S. Government catalog.
Is NSN 5360-00-305-9555 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.