The Spring,helical,compression, cataloged under National Stock Number 5360-00-598-6513, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Ward Leonard Ct Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-598-6513 |
| Primary Part Number | 1657187-1 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.625 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 1.188 INCHES NOMINAL IN |
| Inside Diameter | 0.525 INCHES NOMINAL IN |
| Coil Quantity | 6 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 1657187-1 PRIMARY | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| 16639PC2A | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16425-54ITEM4B | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16425-53ITEM4B | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16300-34ITEM10B | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16982ITEM14B | 5/9 Secondary reference Ward Leonard Ct Llc |
| 13761-194PC29 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16425-87ITEM5B | 5/9 Secondary reference Ward Leonard Ct Llc |
| 14123-30ITEM18 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16425SH2ITEM43 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16300-43ITEM10C | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16425-41ITEM5B | 5/9 Secondary reference Ward Leonard Ct Llc |
| 15280-10-1 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16287-58ITEM2 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 16425-38ITEM14 | 5/9 Secondary reference Ward Leonard Ct Llc |
NSN 5360-00-598-6513 is a Spring,helical,compression, manufactured by Ward Leonard Ct Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-598-6513 has 1 manufacturer part number on file: 1657187-1 (Ward Leonard Ct Llc).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-528-2448. Verify interchangeability with system specifications before substitution.
Key specifications for 1657187-1: Spring Free Outside Diameter: 0.625 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL; Spring Free Length: 1.188 INCHES NOMINAL IN. 8 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.