The Generator,engine Accessory, cataloged under National Stock Number 2920-01-292-2994, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Prestolite Electric Inc. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2920-01-292-2994 |
| Primary Part Number | AMZ-4001 |
| Item Name | Generator,engine Accessory |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| Distance Between Shaft Center and Bottom Mounting Hole Center | 5.200 INCHES NOMINAL IN |
| Shaft Drive End Style | STRAIGHT SHAFT END, THREADED, W/KEYWAY |
| Distance Between Outside Surfaces of Hinge Bracket | 8.533 INCHES MINIMUM AND 8.623 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Distance From End to Keyway Center | 1.336 INCHES MINIMUM AND 1.366 INCHES MAXIMUM IN |
| Distance Between Inside Surfaces of Hinge Bracket | 7.200 INCHES MINIMUM AND 7.280 INCHES MAXIMUM IN |
| Thread Length | 0.712 INCHES MINIMUM AND 0.732 INCHES MAXIMUM IN |
| Bottom Mounting Hole Diameter | 0.440 INCHES MINIMUM AND 0.462 INCHES MAXIMUM IN |
| Mounting Style | BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED |
| Voltage in Volts | 28.0 |
| Thread Diameter | 0.750 INCHES NOMINAL IN |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE |
| Mounting Hole Thread Class | 2B |
| Angular Deviation of First Hole From Top Center in Deg | 0.0 |
| Mounting Hole Thread Diameter | 0.375 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Second Step Diameter | 0.780 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| Mounting Hole Thread Direction | RIGHT-HAND |
| Keyway Length | 1.000 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN |
| Distance Between Shaft Center and Top Mounting Hole Center | 5.200 INCHES NOMINAL IN |
| Mounting Hole Thread Quantity Per Inch | 16 |
| Keyway Width | 0.166 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 16 |
| Submersibility | NONSUBMERSIBLE |
| Maximum Output Current Rating in Amps | 40.0 |
| Unthreaded Portion Length | 1.248 INCHES MINIMUM AND 1.268 INCHES MAXIMUM IN |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Angular Deviation of Second Hole From First Hole in Deg | 10.0 |
| Thread Class | 2A A |
| 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 |
|---|---|
| AMZ-4001 PRIMARY | Prestolite Electric Inc (USA) |
| 12358707-1 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| AMZ-4001 | 5/9 Secondary reference Prestolite Electric Inc |
NSN 2920-01-292-2994 is a Generator,engine Accessory, manufactured by Prestolite Electric Inc, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-292-2994 has 2 manufacturer part numbers on file: AMZ-4001 (Prestolite Electric Inc), 12358707-1 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for AMZ-4001: Distance Between Shaft Center and Bottom Mounting Hole Center: 5.200 INCHES NOMINAL IN; Shaft Drive End Style: STRAIGHT SHAFT END, THREADED, W/KEYWAY; Distance Between Outside Surfaces of Hinge Bracket: 8.533 INCHES MINIMUM AND 8.623 INCHES MAXIMUM IN; Thread Series: UNF. 29 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.