The Sleeve,thrust,governor, cataloged under National Stock Number 2990-00-481-2726, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Wisconsin Motors, Llc. 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-481-2726 |
| Primary Part Number | TC490 |
| Item Name | Sleeve,thrust,governor |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Wisconsin Motors, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,0.045 IN. CORNER RADIUS INSIDE FLANGES ON BODY,BORE CHAMFERED 30.0 DEG BY 0.031 IN. ONE END ONLY,0.764 IN. OVER ALL LG,0.365 IN. BODY DIA,0.625 IN. FLANGE DIA,0.062 IN. FLANGE THK,0.251 IN. BORE DIA,0.125 IN. DIA HOLE THRU BODY 0.250 IN. FROM ONE END 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 |
|---|---|
| TC490 PRIMARY | Wisconsin Motors, Llc (USA) |
NSN 2990-00-481-2726 is a Sleeve,thrust,governor, manufactured by Wisconsin Motors, Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-481-2726 has 1 manufacturer part number on file: TC490 (Wisconsin Motors, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 3020-00-622-3755, 5120-00-967-8151. Verify interchangeability with system specifications before substitution.
Key specifications for TC490: General Characteristics Item Description: STEEL,0.045 IN. CORNER RADIUS INSIDE FLANGES ON BODY,BORE CHAMFERED 30.0 DEG BY 0.031 IN. ONE END ONLY,0.764 IN. OVER ALL LG,0.365 IN. BODY DIA,0.625 IN. FLANGE DIA,0.062 IN. FLANGE THK,0.251 IN. BORE DIA,0.125 IN. DIA HOLE THRU BODY 0.250 IN. FROM ONE END 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.