The Spring,helical,torsion, cataloged under National Stock Number 5360-00-131-8161, 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. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-131-8161 |
| Primary Part Number | 2208987 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.061 INCHES NOMINAL IN |
| End Style | MACHINE LOOP END OVERALL |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.279 INCHES NOMINAL IN |
| Inside Diameter | 0.875 INCHES NOMINAL IN |
| Coil Helix Direction | LEFT-HAND |
| End Length From Second Bend to Third Bend or End | 0.750 INCHES NOMINAL FIRST END IN |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Hook Radius | 0.125 INCHES NOMINAL FIRST END IN |
| Hook Radius | 0.093 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| 2208987 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 2208987 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-00-131-8161 is a Spring,helical,torsion, manufactured by The Boeing Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-131-8161 has 1 manufacturer part number on file: 2208987 (The Boeing Company).
Key specifications for 2208987: Spring Free Outside Diameter: 1.061 INCHES NOMINAL IN; End Style: MACHINE LOOP END OVERALL; Style Designator: SINGLE TORSION LEFT HAND; Spring Free Length: 0.279 INCHES NOMINAL IN. 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.