The Spring,helical,torsion, cataloged under National Stock Number 5360-00-321-1096, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-321-1096 |
| Primary Part Number | 855277 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.394 INCHES NOMINAL IN |
| Center Section Width | 0.207 INCHES NOMINAL IN |
| Style Designator | DOUBLE TORSION, RIGHT AND LEFT HAND |
| Material Document and Classification | QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Deflection Rate | 0.850 POUNDS PER INCH NOMINAL LBS |
| Coil Axis to Center Section Distance | 0.709 INCHES NOMINAL IN |
| Inside Diameter | 0.312 INCHES NOMINAL IN |
| Coil Quantity | 23 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Center Style | SQUARE TYPE |
| Material | STEEL COMP 302 OVERALL |
| End Angular Relationship | ENDS PARALLEL ONE TO OTHER |
| 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 |
|---|---|
| 855277 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 855277 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5360-00-321-1096 is a Spring,helical,torsion, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-321-1096 has 1 manufacturer part number on file: 855277 (Honeywell International, Inc Div Aerospace-Tucson).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-223-4364. Verify interchangeability with system specifications before substitution.
Key specifications for 855277: Spring Free Outside Diameter: 0.394 INCHES NOMINAL IN; Center Section Width: 0.207 INCHES NOMINAL IN; Style Designator: DOUBLE TORSION, RIGHT AND LEFT HAND; Material Document and Classification: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 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.