The Spring,helical,compression, cataloged under National Stock Number 5360-01-062-4718, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Myers F E Co Sub of Pentair Corp. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5360-01-062-4718 |
| Primary Part Number | 18318A |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Myers F E Co Sub of Pentair Corp |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.875 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.341 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 0.563 INCHES NOMINAL IN |
| Spring Deflection Rate | 16.700 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.625 INCHES NOMINAL IN |
| Coil Quantity | 5 1/2 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | NICKEL ALLOY 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 |
|---|---|
| A3-PS-000121 3 | Calder Ltd (GBR) |
| 18318A PRIMARY | Myers F E Co Sub of Pentair Corp (USA) |
| 18318A | Calder Ltd (GBR) |
| Reference | Meaning |
|---|---|
| A3-PS-000121 | 5/1 Secondary reference Calder Ltd |
NSN 5360-01-062-4718 is a Spring,helical,compression, manufactured by Myers F E Co Sub of Pentair Corp, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-062-4718 has 3 manufacturer part numbers on file: A3-PS-000121 3 (Calder Ltd), 18318A (Myers F E Co Sub of Pentair Corp), 18318A (Calder Ltd).
6 possible matches (shared part number, not a government interchangeability claim): 5331-01-062-4731, 5365-01-062-6336, 4730-01-063-3694. Verify interchangeability with system specifications before substitution.
Key specifications for 18318A: Spring Free Outside Diameter: 0.875 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.341 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 10 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.