The Control Unit,governor, cataloged under National Stock Number 2990-01-581-3387, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Woodward, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-01-581-3387 |
| Primary Part Number | 8273-505 |
| Item Name | Control Unit,governor |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Woodward, Inc. |
| Status | ACTIVE |
| Accessory Components and Quantity | LOAD SENSOR CIRCUIT 1; ACTUATOR DRIVER, 4-20MA, 0-20MA, 0-200MA 1; MPU SEPEED SENSOR 1; CONFIGURABLE ANALOG OUTPUT 1; CONFIGURABLE ANALOG INPUTS 2; DISCRETE (SWITCH) INPUTS 8; DISCRETE (RELAY DRIVER) OUTPUTS 4 |
| 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 |
|---|---|
| 8273-505 PRIMARY | Woodward, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2301D-EC | 5/1 Secondary reference Woodward, Inc. |
NSN 2990-01-581-3387 is a Control Unit,governor, manufactured by Woodward, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-581-3387 has 1 manufacturer part number on file: 8273-505 (Woodward, Inc.).
Key specifications for 8273-505: Overall Height: 2.125 INCHES MAXIMUM IN; Overall Length: 15.281 INCHES NOMINAL IN; Overall Width: 7.219 INCHES MAXIMUM IN; Accessory Components and Quantity: LOAD SENSOR CIRCUIT 1; ACTUATOR DRIVER, 4-20MA, 0-20MA, 0-200MA 1; MPU SEPEED SENSOR 1; CONFIGURABLE ANALOG OUTPUT 1; CONFIGURABLE ANALOG INPUTS 2; DISCRETE (SWITCH) INPUTS 8; DISCRETE (RELAY DRIVER) OUTPUTS 4. 1 specification is 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.