The Spring,helical,compression, cataloged under National Stock Number 5360-00-340-4170, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-340-4170 |
| Primary Part Number | 3-86450 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Spring Free Outside Diameter | 2.060 INCHES MAXIMUM IN |
| End Style | SPRING END,GROUND BOTH ENDS |
| Spring Solid Length | 5.290 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-W-428 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 9.280 INCHES NOMINAL IN |
| Inside Diameter | 1.400 INCHES MINIMUM IN |
| Coil Quantity | 18-3/10 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3-86450 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 3-86450 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-00-340-4170 is a Spring,helical,compression, manufactured by The Boeing Company Div Defense, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-340-4170 has 1 manufacturer part number on file: 3-86450 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-110-8508. Verify interchangeability with system specifications before substitution.
Key specifications for 3-86450: Spring Free Outside Diameter: 2.060 INCHES MAXIMUM IN; End Style: SPRING END,GROUND BOTH ENDS; Spring Solid Length: 5.290 INCHES MAXIMUM IN; Style Designator: CYLINDRICAL. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.