The Generator,engine Accessory, cataloged under National Stock Number 2920-00-674-6977, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-00-674-6977 |
| Item Name | Generator,engine Accessory |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Status | ACTIVE |
| Distance From Raised Face to First Mounting Hole Center | 3.125 INCHES NOMINAL IN |
| Shaft Drive End Style | STRAIGHT SHAFT END, THREADED |
| Grounding Method | INTERNAL OR EXTERNAL |
| Thread Series | UNF |
| Thread Length | 0.840 INCHES NOMINAL IN |
| Distance From Raised Face to Second Mounting Center | 7.125 INCHES NOMINAL IN |
| Mounting Style | BODY MTD W/SIX THREADED MTG HOLES |
| Voltage in Volts | 12.0 |
| Thread Diameter | 0.625 INCHES NOMINAL IN |
| Armature Minimum Speed in RPM at Full Current Output | 1100 |
| Shaft Rotation Direction | CLOCKWISE |
| Mounting Hole Thread Class | 2B |
| Angular Deviation of First Hole From Top Center in Deg | 38.0 |
| Angular Deviation of Third Hole From Second Hole in Deg | 164.0 |
| Mounting Hole Thread Diameter | 0.312 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Second Step Diameter | 0.875 INCHES NOMINAL IN |
| Mounting Hole Thread Direction | RIGHT-HAND |
| Mounting Hole Thread Quantity Per Inch | 18 |
| Maximum Rated Armature Speed in RPM | 2500 |
| Ground Polarity Type | NEGATIVE |
| Thread Quantity Per Inch | 18 |
| Submersibility | NONSUBMERSIBLE |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Angular Deviation of Second Hole From First Hole in Deg | 60.0 |
| 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 |
| Reference | Meaning |
|---|---|
| 1117715 | 5/9 Secondary reference General Motors Corp |
| 1117715 | 5/9 Secondary reference General Motors Corp AC-Delco Div Government Order Dept |
| 1117715 | C/1 Advisory reference — outside the item-of-supply concept Borgwarner Pds (anderson), L.l.c. |
| 1117715 | 3/9 Design control — primary reference General Motors Corp Delco Remy Div |
NSN 2920-00-674-6977 is a Generator,engine Accessory, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
Key specifications for 2920-00-674-6977: Distance From Raised Face to First Mounting Hole Center: 3.125 INCHES NOMINAL IN; Shaft Drive End Style: STRAIGHT SHAFT END, THREADED; Grounding Method: INTERNAL OR EXTERNAL; Thread Series: UNF. 26 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.