The Spring,helical,compression, cataloged under National Stock Number 5360-01-189-2973, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-189-2973 |
| Primary Part Number | L4100040-003 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.500 INCHES NOMINAL IN |
| Load Rating | 15.000 POUNDS NOMINAL LBS |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.660 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 1.520 INCHES NOMINAL IN |
| Inside Diameter | 0.374 INCHES NOMINAL IN |
| Spring Length Under Load | 1.060 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 0.500 INCHES NOMINAL IN |
| Coil Quantity | 10 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 631 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 |
|---|---|
| L4100040-003 | Smith and Smith Aircraft Co (USA) |
| L4100040-003 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| L4100040-003 | The Precision Coil Spring Company Dba Precision Coil Spring Co (USA) |
NSN 5360-01-189-2973 is a Spring,helical,compression, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-189-2973 has 3 manufacturer part numbers on file: L4100040-003 (Smith and Smith Aircraft Co), L4100040-003 (The Boeing Company Div Legacy Am&m), L4100040-003 (The Precision Coil Spring Company Dba Precision Coil Spring Co).
Key specifications for L4100040-003: Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN; Load Rating: 15.000 POUNDS NOMINAL LBS; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.660 INCHES MAXIMUM IN. 13 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.