The Shaft Governor, cataloged under National Stock Number 2990-00-790-5576, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Kohler Co Engine Plant Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Shaft Governor |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Kohler Co Engine Plant Div (CAGE 52845) |
| Parameter | Value |
|---|---|
| NSN | 2990-00-790-5576 |
| Primary Part Number | 220131 |
| Item Name | Shaft Governor |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Kohler Co Engine Plant Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 220131 PRIMARY | Kohler Co Engine Plant Div (USA) |
| Reference | Meaning |
|---|---|
| 220131 | 5/9 Secondary reference Essex Industries, Inc. Dba Essex Industries |
NSN 2990-00-790-5576 is a Shaft Governor, manufactured by Kohler Co Engine Plant Div, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-790-5576 has 1 manufacturer part number on file: 220131 (Kohler Co Engine Plant Div).
3 possible matches (shared part number, not a government interchangeability claim): 7643-01-405-1992, 5340-01-606-6881, 4730-01-614-4901. Verify interchangeability with system specifications before substitution.
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.