The Spring,helical,compression, cataloged under National Stock Number 5360-00-507-3248, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Falls Filtration Technologies, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-507-3248 |
| Primary Part Number | Q9S778-79 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.648 INCHES MINIMUM AND 0.648 INCHES MINIMUM AND 0.668 INCHES MAXIMUM0.668 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDSSPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICALCYLINDRICAL |
| Spring Free Length | 1.438 INCHES MINIMUM AND 1.438 INCHES MINIMUM AND 1.563 INCHES MAXIMUM1.563 INCHES MAXIMUM IN |
| Inside Diameter | 0.443 INCHES MINIMUM AND 0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM0.463 INCHES MAXIMUM IN |
| Coil Quantity | 77 |
| Coil Helix Direction | LEFT-HANDLEFT-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 |
|---|---|
| Q9S778-79 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 21441-14 | 5/9 Secondary reference Cummins Inc. |
NSN 5360-00-507-3248 is a Spring,helical,compression, manufactured by Falls Filtration Technologies, Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-507-3248 has 1 manufacturer part number on file: Q9S778-79 (Falls Filtration Technologies, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-281-7416. Verify interchangeability with system specifications before substitution.
Key specifications for Q9S778-79: Spring Free Outside Diameter: 0.648 INCHES MINIMUM AND 0.648 INCHES MINIMUM AND 0.668 INCHES MAXIMUM0.668 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDSSPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICALCYLINDRICAL; Spring Free Length: 1.438 INCHES MINIMUM AND 1.438 INCHES MINIMUM AND 1.563 INCHES MAXIMUM1.563 INCHES MAXIMUM 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.