The Ballhead,governor, cataloged under National Stock Number 2990-00-993-4332, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2990-00-993-4332 |
| Primary Part Number | 041191 |
| Item Name | Ballhead,governor |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Woodward, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,2.250 IN.LG,1 END 1.500 IN.DIA,OTHER END 0.750 IN.DIA 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 |
|---|---|
| 041191 PRIMARY | Woodward, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 041191 | 5/9 Secondary reference Woodward, Inc. Div Fuel Systems and Controls |
NSN 2990-00-993-4332 is a Ballhead,governor, manufactured by Woodward, Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-993-4332 has 1 manufacturer part number on file: 041191 (Woodward, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6505-01-523-2406. Verify interchangeability with system specifications before substitution.
Key specifications for 041191: General Characteristics Item Description: STEEL,2.250 IN.LG,1 END 1.500 IN.DIA,OTHER END 0.750 IN.DIA 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.