The Wiring Kit, cataloged under National Stock Number 4220-01-227-2278, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. 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.
| Item Name | Wiring Kit |
| FSC / FSG | 4220 — Marine Lifesaving and Diving Equipment (FSG 42) |
| Manufacturers | Naval Inventory Control Point Mechanicsburg (CAGE 03950) |
| Parameter | Value |
|---|---|
| NSN | 4220-01-227-2278 |
| Primary Part Number | 121601 |
| Item Name | Wiring Kit |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 121601 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4220-01-227-2278 is a Wiring Kit, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-227-2278 has 1 manufacturer part number on file: 121601 (Naval Inventory Control Point Mechanicsburg).
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-517-4981, 6530-01-604-0438. Verify interchangeability with system specifications before substitution.
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.