The Spring,helical,extension, cataloged under National Stock Number 5360-00-200-3320, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-200-3320 |
| Primary Part Number | 511176PC8 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.543 INCHES MINIMUM AND 0.583 INCHES MAXIMUM IN |
| Load Rating | 11.00 POUNDS MINIMUM AND 13.40 POUNDS MAXIMUM LBS |
| End Style | LONG ROUND HOOK BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Opening Width | 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM BOTH ENDS IN |
| Material Document and Classification | QQ-W-470,COMP B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.786 INCHES NOMINAL IN |
| Coil to Hook Inside Length | 0.700 INCHES NOMINAL BOTH ENDS IN |
| Inside Diameter | 0.417 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN |
| Spring Length Under Load | 3.940 INCHES NOMINAL IN |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Hook Radius | 0.112 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 |
|---|---|
| 511176PC8 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5360-00-200-3320 is a Spring,helical,extension, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-200-3320 has 1 manufacturer part number on file: 511176PC8 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 511176PC8: Spring Free Outside Diameter: 0.543 INCHES MINIMUM AND 0.583 INCHES MAXIMUM IN; Load Rating: 11.00 POUNDS MINIMUM AND 13.40 POUNDS MAXIMUM LBS; End Style: LONG ROUND HOOK BOTH ENDS; Design Type: CLOSED. 14 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.