The Spring,helical,extension, cataloged under National Stock Number 5360-01-468-1077, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Draco Spring Manufacturing Company Dba Draco Spring Manufacturer. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-468-1077 |
| Primary Part Number | 15666164-1 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Draco Spring Manufacturing Company Dba Draco Spring Manufacturer |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.468 INCHES MINIMUM AND 1.532 INCHES MAXIMUM IN |
| End Style | FULL LOOP BOTH ENDS |
| Design Type | HELPER SPRING |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 6.689 INCHES NOMINAL IN |
| Spring Deflection Rate | 22.220 POUNDS PER INCH NOMINAL LBS |
| Coil to Hook Inside Length | 1.129 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 1.703 INCHES NOMINAL IN |
| Coil Quantity | 23 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hook Radius | 0.564 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 |
|---|---|
| 15666164-1 | Draco Spring Manufacturing Company Dba Draco Spring Manufacturer (USA) |
| Reference | Meaning |
|---|---|
| 15662150 FN 21 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15666164-1 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15666164 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15666164-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-01-468-1077 is a Spring,helical,extension, manufactured by Draco Spring Manufacturing Company Dba Draco Spring Manufacturer, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-468-1077 has 1 manufacturer part number on file: 15666164-1 (Draco Spring Manufacturing Company Dba Draco Spring Manufacturer).
Key specifications for 15666164-1: Spring Free Outside Diameter: 1.468 INCHES MINIMUM AND 1.532 INCHES MAXIMUM IN; End Style: FULL LOOP BOTH ENDS; Design Type: HELPER SPRING; Style Designator: CYLINDRICAL. 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.