The Spring,helical,extension, cataloged under National Stock Number 5360-00-857-2255, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Lister Petter Ltd. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-857-2255 |
| Primary Part Number | 201-10900 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lister Petter Ltd |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.469 INCHES NOMINAL IN |
| End Style | LONG ROUND HOOK SECOND END |
| End Style | MACHINE CUT-OFF FIRST END |
| Design Type | CLOSED OR OPEN |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.500 INCHES NOMINAL SECOND END IN |
| Spring Free Length | 2.000 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.813 INCHES NOMINAL SECOND END IN |
| Inside Diameter | 0.406 INCHES NOMINAL IN |
| Coil Quantity | 22 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.094 INCHES NOMINAL SECOND END 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 |
|---|---|
| 201-10900 PRIMARY | Lister Petter Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 201-10900 | 5/9 Secondary reference Curtis Engine & Equipment Company, Inc. Dba Curtis Engine & Equipment |
NSN 5360-00-857-2255 is a Spring,helical,extension, manufactured by Lister Petter Ltd, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-857-2255 has 1 manufacturer part number on file: 201-10900 (Lister Petter Ltd).
Key specifications for 201-10900: Spring Free Outside Diameter: 0.469 INCHES NOMINAL IN; End Style: LONG ROUND HOOK SECOND END; End Style: MACHINE CUT-OFF FIRST END; Design Type: CLOSED OR OPEN. 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.