The Spring,helical,extension, cataloged under National Stock Number 5360-01-305-0290, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5360-01-305-0290 |
| Primary Part Number | 485-800 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.440 INCHES NOMINAL IN |
| End Style | SWIVEL HOOK BOTH ENDS |
| Design Type | OPEN |
| Style Designator | CYLINDRICAL W/ CONVEX ENDS |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| 485-800 PRIMARY | Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering (USA) |
| Reference | Meaning |
|---|---|
| 1735AS434-1 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 485-800 | 5/9 Secondary reference Pines Manufacturing Inc. Dba Pines Technology Div Pines Manufacturing Inc |
| 485-800 | 3/9 Design control — primary reference Teledyne Pines Teledyne Inc Company |
| 485-800 | 5/9 Secondary reference Risk Industries Llc Dba Pines Technology Div Headquarters |
NSN 5360-01-305-0290 is a Spring,helical,extension, manufactured by Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-305-0290 has 1 manufacturer part number on file: 485-800 (Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering).
Key specifications for 485-800: Spring Free Outside Diameter: 0.440 INCHES NOMINAL IN; End Style: SWIVEL HOOK BOTH ENDS; Design Type: OPEN; Style Designator: CYLINDRICAL W/ CONVEX ENDS. 5 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.