The Spring,helical,compression, cataloged under National Stock Number 5360-01-181-1004, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-181-1004 |
| Primary Part Number | 1S-5399-1 ITEM 39 IS-5416 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| Status | ACTIVE |
| Spring Free Outside Diameter | 2.312 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | ASTM 229,CLASS 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 8.000 INCHES NOMINAL IN |
| Spring Deflection Rate | 111.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 1.750 INCHES NOMINAL IN |
| Spring Solid Outside Diameter | 2.312 INCHES NOMINAL IN |
| Coil Quantity | 12 |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL UNS K07001 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 |
|---|---|
| 1S-5399-1 ITEM 39 | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| 1S-5399-1 ITEM 39 IS-5416 PRIMARY | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| Reference | Meaning |
|---|---|
| 1S-5399-1 ITEM | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 1S-5399-1 PIECE 39 | C/1 Advisory reference — outside the item-of-supply concept Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| HV27974 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5360-01-181-1004 is a Spring,helical,compression, manufactured by Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-181-1004 has 2 manufacturer part numbers on file: 1S-5399-1 ITEM 39 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company), 1S-5399-1 ITEM 39 IS-5416 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-181-1011. Verify interchangeability with system specifications before substitution.
Key specifications for 1S-5399-1 ITEM 39 IS-5416: Spring Free Outside Diameter: 2.312 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL; Material Document and Classification: ASTM 229,CLASS 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.