The Generator,engine Accessory, cataloged under National Stock Number 2920-00-134-4652, 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 30 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-00-134-4652 |
| Primary Part Number | 11664476 |
| 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 |
| Distance Between Shaft Center and Bottom Mounting Hole Center | 4.182 INCHES MINIMUM AND 4.192 INCHES MAXIMUM IN |
| Shaft Drive End Style | STRAIGHT SHAFT END, THREADED, W/KEYWAY |
| Distance Between Outside Surfaces of Hinge Bracket | 8.123 INCHES MINIMUM AND 8.136 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Distance From End to Keyway Center | 1.349 INCHES NOMINAL IN |
| Distance Between Inside Surfaces of Hinge Bracket | 7.243 INCHES MINIMUM AND 7.256 INCHES MAXIMUM IN |
| Thread Length | 0.113 INCHES NOMINAL IN |
| Bottom Mounting Hole Diameter | 0.448 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN |
| Mounting Style | BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED |
| Voltage in Volts | 28.0 |
| Rectifier Location | INTEGRAL |
| Thread Diameter | 0.625 INCHES NOMINAL IN |
| Armature Minimum Speed in RPM at Full Current Output | 2500 |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE |
| Angular Deviation of First Hole From Top Center in Deg | 160.0 |
| Mounting Hole Thread Diameter | 0.375 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Second Step Diameter | 0.668 INCHES MINIMUM AND 0.669 INCHES MAXIMUM IN |
| Minimum Current Cut-in Speed in RPM | 600 |
| Keyway Length | 1.305 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN |
| Distance Between Shaft Center and Top Mounting Hole Center | 4.182 INCHES MINIMUM AND 4.192 INCHES MAXIMUM IN |
| Mounting Hole Thread Quantity Per Inch | 16 |
| Maximum Rated Armature Speed in RPM | 10000 |
| Keyway Width | 0.126 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Ground Polarity Type | NEGATIVE |
| Thread Quantity Per Inch | 18 |
| Submersibility | SUBMERSIBLE |
| Maximum Output Current Rating in Amps | 60.0 |
| Unthreaded Portion Length | 1.310 INCHES NOMINAL IN |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 11664476 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2920-00-134-4652 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 2920-00-134-4652 has 1 manufacturer part number on file: 11664476 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11664476: Distance Between Shaft Center and Bottom Mounting Hole Center: 4.182 INCHES MINIMUM AND 4.192 INCHES MAXIMUM IN; Shaft Drive End Style: STRAIGHT SHAFT END, THREADED, W/KEYWAY; Distance Between Outside Surfaces of Hinge Bracket: 8.123 INCHES MINIMUM AND 8.136 INCHES MAXIMUM IN; Thread Series: UNF. 30 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.