The Spring,helical,extension, cataloged under National Stock Number 5360-01-027-4811, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-027-4811 |
| Primary Part Number | 20982-5 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.500 INCHES NOMINAL IN |
| End Style | HAND LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 5.968 INCHES NOMINAL IN |
| Inside Diameter | 0.408 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.203 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 |
|---|---|
| 20982-5 PRIMARY | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
| Reference | Meaning |
|---|---|
| A16089-1 | 5/9 Secondary reference Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
| 20982-S | 5/9 Secondary reference Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
NSN 5360-01-027-4811 is a Spring,helical,extension, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-027-4811 has 1 manufacturer part number on file: 20982-5 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).
Key specifications for 20982-5: Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN; End Style: HAND LOOP BOTH ENDS; Design Type: CLOSED; Style Designator: CYLINDRICAL. 9 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.