The Generator,engine Accessory, cataloged under National Stock Number 2920-00-679-3424, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 30 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-00-679-3424 |
| Item Name | Generator,engine Accessory |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Status | ACTIVE |
| Distance Between Shaft Center and Bottom Mounting Hole Center | 3.062 INCHES NOMINAL IN |
| Shaft Drive End Style | STRAIGHT SHAFT END, THREADED, W/KEYWAY |
| Distance Between Outside Surfaces of Hinge Bracket | 7.947 INCHES NOMINAL IN |
| Grounding Method | EXTERNAL |
| Thread Series | UNF |
| Distance From End to Keyway Center | 0.844 INCHES NOMINAL IN |
| Distance Between Inside Surfaces of Hinge Bracket | 7.127 INCHES NOMINAL IN |
| Thread Length | 0.444 INCHES NOMINAL IN |
| Bottom Mounting Hole Diameter | 0.320 INCHES NOMINAL IN |
| Mounting Style | BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED |
| Voltage in Volts | 24.0 |
| Rectifier Location | SEPARATE |
| Thread Diameter | 0.562 INCHES NOMINAL IN |
| Shaft Rotation Direction | CLOCKWISE |
| Mounting Hole Thread Class | 2B |
| Angular Deviation of First Hole From Top Center in Deg | 194.0 |
| Mounting Hole Thread Diameter | 0.312 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Second Step Diameter | 0.558 INCHES MINIMUM AND 0.669 INCHES MAXIMUM IN |
| Mounting Hole Thread Direction | RIGHT-HAND |
| Keyway Length | 0.625 INCHES NOMINAL IN |
| Mounting Hole Thread Quantity Per Inch | 18 |
| Maximum Rated Armature Speed in RPM | 1800 |
| Keyway Width | 0.125 INCHES NOMINAL IN |
| Environmental Protection | CORROSION RESISTANT AND FUNGUS RESISTANT |
| Thread Quantity Per Inch | 18 |
| Submersibility | NONSUBMERSIBLE |
| Maximum Output Current Rating in Amps | 10.0 |
| Unthreaded Portion Length | 0.750 INCHES MINIMUM AND 0.840 INCHES MAXIMUM 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 |
| Reference | Meaning |
|---|---|
| 1103022 | 3/9 Design control — primary reference General Motors Corp Delco Remy Div |
| 1103022 | C/1 Advisory reference — outside the item-of-supply concept Borgwarner Pds (anderson), L.l.c. |
| 1103022 | 5/9 Secondary reference General Motors Corp |
| 1103022 | 5/9 Secondary reference General Motors Corp AC-Delco Div Government Order Dept |
NSN 2920-00-679-3424 is a Generator,engine Accessory, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4520-00-854-9381. Verify interchangeability with system specifications before substitution.
Key specifications for 2920-00-679-3424: Distance Between Shaft Center and Bottom Mounting Hole Center: 3.062 INCHES NOMINAL IN; Shaft Drive End Style: STRAIGHT SHAFT END, THREADED, W/KEYWAY; Distance Between Outside Surfaces of Hinge Bracket: 7.947 INCHES NOMINAL IN; Grounding Method: EXTERNAL. 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.