The Regulator,engine Generator, cataloged under National Stock Number 2920-01-086-0089, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Drs Environmental Systems Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-01-086-0089 |
| Primary Part Number | 68664 |
| Item Name | Regulator,engine Generator |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | Drs Environmental Systems Inc |
| Status | ACTIVE |
| FSC Application Data | ELECTRICAL SYSTEM COMPONENTS,NONAIRCRAFT |
| Center to Center Distance Between Mounting Studs Along Width and Mounting Stud Along Length | 2.500 INCHES NOMINAL IN |
| Unpackaged Unit Length | 3.250 INCHES NOMINAL IN |
| Mounting Style | THREE STUD TRIANGULAR |
| Center to Center Distance Between Mounting Studs Along Width | 1.652 INCHES NOMINAL IN |
| Unpackaged Unit Width | 2.875 INCHES NOMINAL IN |
| Output Voltage Rating in Volts | 24.0 NOMINAL |
| Unpackaged Unit Height | 1.156 INCHES NOMINAL IN |
| 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 |
|---|---|
| 68664 PRIMARY | Drs Environmental Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 68664 | 3/9 Design control — primary reference Davey Compressor Co Div of Keco Industries Inc |
NSN 2920-01-086-0089 is a Regulator,engine Generator, manufactured by Drs Environmental Systems Inc, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-086-0089 has 1 manufacturer part number on file: 68664 (Drs Environmental Systems Inc).
Key specifications for 68664: FSC Application Data: ELECTRICAL SYSTEM COMPONENTS,NONAIRCRAFT; Center to Center Distance Between Mounting Studs Along Width and Mounting Stud Along Length: 2.500 INCHES NOMINAL IN; Unpackaged Unit Length: 3.250 INCHES NOMINAL IN; Mounting Style: THREE STUD TRIANGULAR. 8 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.