The Switch,safety,neutral Start, cataloged under National Stock Number 2920-01-710-8899, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Insitu, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Switch,safety,neutral Start |
| FSC / FSG | 2920 — Engine Electrical System Components, Nonaircraft (FSG 29) |
| Manufacturers | Insitu, Inc. (CAGE 02FP7) |
| Parameter | Value |
|---|---|
| NSN | 2920-01-710-8899 |
| Primary Part Number | ST/B-33 |
| Item Name | Switch,safety,neutral Start |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | Insitu, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| ST/B-33 PRIMARY | Insitu, Inc. (USA) |
NSN 2920-01-710-8899 is a Switch,safety,neutral Start, manufactured by Insitu, Inc., classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-710-8899 has 1 manufacturer part number on file: ST/B-33 (Insitu, Inc.).
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.