The Generator,engine Accessory, cataloged under National Stock Number 2920-01-288-0497, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-01-288-0497 |
| Primary Part Number | 12268305 |
| Item Name | Generator,engine Accessory |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Spline Minor Diameter | 0.687 INCHES NOMINAL IN |
| Shaft Drive End Style | SPLINED SHAFT END |
| Spline Width | 0.758 INCHES NOMINAL IN |
| Spline Length | 1.130 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN |
| Mounting Style | NO MOUNTING PROVISIONS |
| Voltage in Volts | 28.0 |
| Spline Major Diameter | 0.863 INCHES MINIMUM AND 0.867 INCHES MAXIMUM IN |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE |
| Spline Quantity | 16 |
| Maximum Rated Armature Speed in RPM | 8000 |
| Submersibility | SUBMERSIBLE OR NONSUBMERSIBLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 12268305 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| A001-5520AC | 5/9 Secondary reference Prestolite Electric Inc |
| A001-5520AC | 5/9 Secondary reference Prestolite Electric Inc |
| 2920012880497 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2920-01-288-0497 is a Generator,engine Accessory, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-288-0497 has 1 manufacturer part number on file: 12268305 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12268305: Spline Minor Diameter: 0.687 INCHES NOMINAL IN; Shaft Drive End Style: SPLINED SHAFT END; Spline Width: 0.758 INCHES NOMINAL IN; Spline Length: 1.130 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN. 11 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.