The Generator,engine Accessory, cataloged under National Stock Number 2920-00-991-3000, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-00-991-3000 |
| Item Name | Generator,engine Accessory |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Status | ACTIVE |
| Shaft Drive End Style | STRAIGHT SHAFT END, THREADED, W/KEYWAY |
| Thread Series | UNF |
| Distance From End to Keyway Center | 1.200 INCHES NOMINAL IN |
| Thread Length | 0.625 INCHES NOMINAL IN |
| Mounting Style | NO MOUNTING PROVISIONS |
| Voltage in Volts | 12.0 |
| Thread Diameter | 0.438 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Second Step Diameter | 0.438 INCHES NOMINAL IN |
| Keyway Length | 0.500 INCHES NOMINAL IN |
| Keyway Width | 0.095 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 20 |
| Submersibility | NONSUBMERSIBLE |
| Unthreaded Portion Length | 1.000 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| GJG4007T | 5/9 Secondary reference Prestolite Wire Co an Eltra Co |
| GJG4007T | 3/9 Design control — primary reference U.S. Government activity |
| YB47B | 5/9 Secondary reference Wisconsin Motors, Llc |
| GJG4007T | 5/9 Secondary reference Prestolite Battery Div an Eltra Co |
| GJG4007T | 5/9 Secondary reference U.S. Government activity |
NSN 2920-00-991-3000 is a Generator,engine Accessory, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
Key specifications for 2920-00-991-3000: Shaft Drive End Style: STRAIGHT SHAFT END, THREADED, W/KEYWAY; Thread Series: UNF; Distance From End to Keyway Center: 1.200 INCHES NOMINAL IN; Thread Length: 0.625 INCHES NOMINAL IN. 15 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.
NSN 2920-00-991-3000 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.