The Switch,lock,ignition, cataloged under National Stock Number 2920-01-461-2222, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cole Hersee Company. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-01-461-2222 |
| Primary Part Number | 9563138 |
| Item Name | Switch,lock,ignition |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | Cole Hersee Company |
| Status | ACTIVE |
| Bushing Length | 7.110 INCHES MINIMUM AND 8.380 INCHES MAXIMUM IN |
| Body Diameter | 46.480 INCHES NOMINAL IN |
| Switch Functional Positions | IGNITION |
| Inclosure Type | FULLY INCLOSED |
| Body Style | BUSHING MOUNTED |
| Mounting Method | TERMINAL |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| 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 |
|---|---|
| 9563138 PRIMARY | Cole Hersee Company (USA) |
| Reference | Meaning |
|---|---|
| EX-22930 | 5/9 Secondary reference Cole Hersee Company |
NSN 2920-01-461-2222 is a Switch,lock,ignition, manufactured by Cole Hersee Company, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-461-2222 has 1 manufacturer part number on file: 9563138 (Cole Hersee Company).
Key specifications for 9563138: Bushing Length: 7.110 INCHES MINIMUM AND 8.380 INCHES MAXIMUM IN; Body Diameter: 46.480 INCHES NOMINAL IN; Switch Functional Positions: IGNITION; Inclosure Type: FULLY INCLOSED. 7 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.