The Spring,helical,compression, cataloged under National Stock Number 5360-01-128-4283, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-128-4283 |
| Primary Part Number | 2493760 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Spring Free Outside Diameter | 3.608 INCHES MINIMUM AND 3.652 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 1.757 INCHES MAXIMUM IN |
| Accommodated Rod Diameter | 2.960 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 4.922 INCHES NOMINAL IN |
| Spring Deflection Rate | 27.800 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 3.110 INCHES MINIMUM AND 3.150 INCHES MAXIMUM IN |
| Coil Quantity | 7 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Bore Diameter | 3.670 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2493760 | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 10118124 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2493760 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5360-01-128-4283 is a Spring,helical,compression, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-128-4283 has 1 manufacturer part number on file: 2493760 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 2493760: Spring Free Outside Diameter: 3.608 INCHES MINIMUM AND 3.652 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 1.757 INCHES MAXIMUM IN; Accommodated Rod Diameter: 2.960 INCHES NOMINAL IN. 11 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.