The Spring,helical,compression, cataloged under National Stock Number 5360-00-103-5545, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Precision Scientific Petroleum Instruments Co. Government technical data includes 9 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. 2 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 | 5360-00-103-5545 |
| Primary Part Number | 525498 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Precision Scientific Petroleum Instruments Co |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 0.625 INCHES NOMINAL IN |
| Inside Diameter | 0.187 INCHES MINIMUM AND 0.207 INCHES MAXIMUM IN |
| Coil Quantity | 6 |
| Surface Treatment | TIN OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| 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 |
|---|---|
| 525498 PRIMARY | Precision Scientific Petroleum Instruments Co (USA) |
NSN 5360-00-103-5545 is a Spring,helical,compression, manufactured by Precision Scientific Petroleum Instruments Co, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-103-5545 has 1 manufacturer part number on file: 525498 (Precision Scientific Petroleum Instruments Co).
2 possible matches (shared part number, not a government interchangeability claim): 4710-00-338-3519, 6145-01-038-2329. Verify interchangeability with system specifications before substitution.
Key specifications for 525498: Spring Free Outside Diameter: 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED BOTH ENDS; Style Designator: CYLINDRICAL; Spring Free Length: 0.625 INCHES NOMINAL IN. 9 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.