The Weight Assembly,governor, cataloged under National Stock Number 2990-00-078-2401, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Rolls-Royce Solutions America 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 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 | 2990-00-078-2401 |
| Primary Part Number | 5133592 |
| Item Name | Weight Assembly,governor |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 3 WEIGHTS RIVETED TOGETHER 0.840 IN. MIN O/AWIDTH,0.870 IN. MAX O/A WIDTH IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5133592 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
NSN 2990-00-078-2401 is a Weight Assembly,governor, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-078-2401 has 1 manufacturer part number on file: 5133592 (Rolls-Royce Solutions America Inc).
1 possible match (shared part number, not a government interchangeability claim): 6660-00-573-6241. Verify interchangeability with system specifications before substitution.
Key specifications for 5133592: General Characteristics Item Description: CONSISTS OF 3 WEIGHTS RIVETED TOGETHER 0.840 IN. MIN O/AWIDTH,0.870 IN. MAX O/A WIDTH 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.
NSN 2990-00-078-2401 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.