The Switch,governor Overspeed, cataloged under National Stock Number 2990-00-237-0046, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Woodward Controls Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-237-0046 |
| Primary Part Number | SA-0863-A |
| Item Name | Switch,governor Overspeed |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Woodward Controls Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 1200-2100 RPM TRIP SPEED,2.625 IN. OD,7.063 IN. O/A LG,LARGE END 2.625 IN. OD,W/SIX NO. 8-32 NC 0.500 IN. LG THD STUDS,EA W/NUT AND LOCKWASHER,SMALL END 1.125 IN. OD,THD FEMALE,0.875-20 UNEF THD SIZE,0.500 IN. DP,KEYED SHAFT 0.188 IN. OD,EXTENDS 0.313 IN. BEYOND THD CONNECTION 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 |
|---|---|
| 250969B | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| SA-0863-A PRIMARY | Woodward Controls Inc. (USA) |
| Reference | Meaning |
|---|---|
| SA863A6DD | 5/9 Secondary reference Woodward Controls Inc. |
| 250969B | 5/9 Secondary reference Hercules Engine Co Inc |
NSN 2990-00-237-0046 is a Switch,governor Overspeed, manufactured by Woodward Controls Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-237-0046 has 2 manufacturer part numbers on file: 250969B (Brinkley Technology Group Llc Dba Hercules Manufacturing), SA-0863-A (Woodward Controls Inc.).
Key specifications for SA-0863-A: General Characteristics Item Description: 1200-2100 RPM TRIP SPEED,2.625 IN. OD,7.063 IN. O/A LG,LARGE END 2.625 IN. OD,W/SIX NO. 8-32 NC 0.500 IN. LG THD STUDS,EA W/NUT AND LOCKWASHER,SMALL END 1.125 IN. OD,THD FEMALE,0.875-20 UNEF THD SIZE,0.500 IN. DP,KEYED SHAFT 0.188 IN. OD,EXTENDS 0.313 IN. BEYOND THD CONNECTION IN. 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.