The Spring,helical,compression, cataloged under National Stock Number 5360-00-312-5243, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is General Electric Co Electrical Distribution and Control. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5360-00-312-5243 |
| Primary Part Number | 16778 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | General Electric Co Electrical Distribution and Control |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.705625 INCHES NOMINAL IN |
| End Style | SPRING END,GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 9.250 INCHES NOMINAL IN |
| Inside Diameter | 0.516 INCHES NOMINAL IN |
| Coil Quantity | 35 |
| 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 |
|---|---|
| 16778 PRIMARY | General Electric Co Electrical Distribution and Control (USA) |
| Reference | Meaning |
|---|---|
| U222G7PC8 | 5/2 Secondary reference U.S. Government activity |
| 16778 | 5/2 Secondary reference U.S. Government activity |
| T8635APC8 | 5/2 Secondary reference U.S. Government activity |
| PT16778 | 5/2 Secondary reference U.S. Government activity |
NSN 5360-00-312-5243 is a Spring,helical,compression, manufactured by General Electric Co Electrical Distribution and Control, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-312-5243 has 1 manufacturer part number on file: 16778 (General Electric Co Electrical Distribution and Control).
5 possible matches (shared part number, not a government interchangeability claim): 4130-00-803-7264, 3040-01-262-2401, 4730-01-262-9427. Verify interchangeability with system specifications before substitution.
Key specifications for 16778: Spring Free Outside Diameter: 0.705625 INCHES NOMINAL IN; End Style: SPRING END,GROUND BOTH ENDS; Style Designator: CYLINDRICAL; Spring Free Length: 9.250 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.