The Spring,helical,compression, cataloged under National Stock Number 5360-00-809-1901, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Heligear Acquisition Co. Dba Northstar Aerospace, Inc.. Government technical data includes 16 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 | 5360-00-809-1901 |
| Primary Part Number | 641009-1 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Heligear Acquisition Co. Dba Northstar Aerospace, Inc. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.095 INCHES NOMINAL IN |
| Material Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| Load Rating | 50.000 POUNDS NOMINAL LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 1.720 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 2.500 INCHES NOMINAL IN |
| Spring Deflection Rate | 65.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.825 INCHES NOMINAL IN |
| Spring Length Under Load | 1.720 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 1.095 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Bore Diameter | 1.125 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OVERALL |
| 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 |
|---|---|
| 641009-1 PRIMARY | Heligear Acquisition Co. Dba Northstar Aerospace, Inc. (USA) |
NSN 5360-00-809-1901 is a Spring,helical,compression, manufactured by Heligear Acquisition Co. Dba Northstar Aerospace, Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-809-1901 has 1 manufacturer part number on file: 641009-1 (Heligear Acquisition Co. Dba Northstar Aerospace, Inc.).
Key specifications for 641009-1: Spring Free Outside Diameter: 1.095 INCHES NOMINAL IN; Material Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM; Load Rating: 50.000 POUNDS NOMINAL LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS. 16 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.