The Spring,helical,extension, cataloged under National Stock Number 5360-00-710-5639, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Eagle Crusher Co Inc Dba Stedman Machine Co. 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. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-710-5639 |
| Primary Part Number | L150 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Eagle Crusher Co Inc Dba Stedman Machine Co |
| Status | ACTIVE |
| Spring Free Outside Diameter | 2.250 INCHES NOMINAL IN |
| Load Rating | 125.00 POUNDS NOMINAL LBS |
| End Style | FULL LOOP BOTH ENDS |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 12.000 INCHES NOMINAL IN |
| Spring Deflection Rate | 70.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 1.625 INCHES NOMINAL IN |
| Spring Length Under Load | 18.500 INCHES NOMINAL IN |
| Coil Quantity | 28 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 6150 OVERALL |
| Hook Radius | 1.125 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 |
|---|---|
| L150 PRIMARY | Eagle Crusher Co Inc Dba Stedman Machine Co (USA) |
NSN 5360-00-710-5639 is a Spring,helical,extension, manufactured by Eagle Crusher Co Inc Dba Stedman Machine Co, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-710-5639 has 1 manufacturer part number on file: L150 (Eagle Crusher Co Inc Dba Stedman Machine Co).
6 possible matches (shared part number, not a government interchangeability claim): 3010-00-888-9213, 4320-01-056-0644, 4320-01-364-8736. Verify interchangeability with system specifications before substitution.
Key specifications for L150: Spring Free Outside Diameter: 2.250 INCHES NOMINAL IN; Load Rating: 125.00 POUNDS NOMINAL LBS; End Style: FULL LOOP 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.