The Spring,helical,compression, cataloged under National Stock Number 5360-00-866-8210, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Spring,helical,compression
FSC / FSG
5360 — Coil, Flat, Leaf, and Wire Springs (FSG 53)
Technical Specifications
Parameter
Value
NSN
5360-00-866-8210
Item Name
Spring,helical,compression
FSC / FSG
5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-031-668158771POSSIBLE MATCH
WIRE
Possible match (shared part number)Parker Hannifin Corporation Div Aerospace Group Headquarters
4820-01-181-854463E587711750000POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)William Powell Company, the Dba Powell Valve Div the Starflo Corporation
5310-01-543-801958771POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
Possible match (shared part number)Fasteners Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
58771
3/2Design control — primary reference
U.S. Government activity
58771
5/9Secondary reference
Abex Corp Aerospace Div Oxnard Ca
Related Parts
4820-01-031-6681POSSIBLE MATCH
WIRE
58771
4820-01-181-8544POSSIBLE MATCH
STEM,FLUID VALVE
63E587711750000
5310-01-543-8019POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
58771
Frequently Asked Questions
What is NSN 5360-00-866-8210?
NSN 5360-00-866-8210 is a Spring,helical,compression, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
What NSN replaces 5360-00-866-8210?
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-031-6681, 4820-01-181-8544, 5310-01-543-8019. Verify interchangeability with system specifications before substitution.
Is NSN 5360-00-866-8210 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.