The Spring,helical,torsion, cataloged under National Stock Number 5360-01-051-1640, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Mission Systems Orchard Park Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-01-051-1640 |
| Primary Part Number | 140141-5 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Mission Systems Orchard Park Inc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.256 INCHES NOMINAL IN |
| End Style | OFFSET HALF LOOP, RIGHT END OVERALL |
| End Length | 0.475 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | AMS 5673,COMP 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.350 INCHES NOMINAL IN |
| Inside Diameter | 0.200 INCHES NOMINAL IN |
| Coil Quantity | 8 7/8 |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 631 OVERALL |
| End Length From Second Bend to Third Bend or End | 0.100 INCHES NOMINAL OVERALL IN |
| Hook Radius | 0.030 INCHES NOMINAL OVERALL 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 |
|---|---|
| 140141-5 | Mission Systems Orchard Park Inc (USA) |
| Reference | Meaning |
|---|---|
| 140141-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-01-051-1640 is a Spring,helical,torsion, manufactured by Mission Systems Orchard Park Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-051-1640 has 1 manufacturer part number on file: 140141-5 (Mission Systems Orchard Park Inc).
Key specifications for 140141-5: Spring Free Outside Diameter: 0.256 INCHES NOMINAL IN; End Style: OFFSET HALF LOOP, RIGHT END OVERALL; End Length: 0.475 INCHES NOMINAL BOTH ENDS IN; Style Designator: SINGLE TORSION LEFT HAND. 13 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.