The Spring,helical,compression, cataloged under National Stock Number 5360-01-518-9798, 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 Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-518-9798 |
| Primary Part Number | HDW300-178-0005 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.345 INCHES NOMINAL IN |
| Load Rating | 53.100 POUNDS NOMINAL LBS |
| Spring Solid Length | 0.850 INCHES NOMINAL IN |
| Accommodated Rod Diameter | 0.188 INCHES NOMINAL IN |
| Active Coil Quantity | 10 |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 1.250 INCHES NOMINAL IN |
| Spring Deflection Rate | 170.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.485 INCHES NOMINAL IN |
| Stock Diameter | 0.070 INCHES NOMINAL IN |
| Coil Quantity | 12 |
| Material | STEEL 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 |
|---|---|
| LHL375D-2 | Lee Spring Company Llc (USA) |
| A12269 REV 4 ITEM NO 22 | The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc (USA) |
| HDW300-178-0005 PRIMARY | The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc (USA) |
| Reference | Meaning |
|---|---|
| LHL375D-2 | 5/9 Secondary reference U.S. Government activity |
NSN 5360-01-518-9798 is a Spring,helical,compression, manufactured by The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-518-9798 has 3 manufacturer part numbers on file: LHL375D-2 (Lee Spring Company Llc), A12269 REV 4 ITEM NO 22 (The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc), HDW300-178-0005 (The Carlyle Johnson Machine Co, Llc Dba Carlyle Johnson Machine Co Llc).
Key specifications for HDW300-178-0005: Spring Free Outside Diameter: 0.345 INCHES NOMINAL IN; Load Rating: 53.100 POUNDS NOMINAL LBS; Spring Solid Length: 0.850 INCHES NOMINAL IN; Accommodated Rod Diameter: 0.188 INCHES NOMINAL IN. 12 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.