The Engine Adapter and Sheave, cataloged under National Stock Number 4130-00-654-2881, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4130-00-654-2881 |
| Item Name | Engine Adapter and Sheave |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Status | ACTIVE |
| General Characteristics Item Description | IRON,O/A DIM. 9.497 IN. DIA,9.500 IN. LG IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 109116 | 3/2 Design control — primary reference U.S. Government activity |
| 109116 | 3/9 Design control — primary reference U.S. Government activity |
| 109116 | 5/9 Secondary reference Keco Industries Inc Aerospace Ground Equipment Div |
| 109116 | 5/9 Secondary reference Drs Environmental Systems Inc |
NSN 4130-00-654-2881 is a Engine Adapter and Sheave, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-501-1435, 5340-01-606-8809. Verify interchangeability with system specifications before substitution.
Key specifications for 4130-00-654-2881: General Characteristics Item Description: IRON,O/A DIM. 9.497 IN. DIA,9.500 IN. LG 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.