The Sheave Half,adjustable, cataloged under National Stock Number 2815-00-451-2742, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 2815-00-451-2742 |
| Primary Part Number | 218499 |
| Item Name | Sheave Half,adjustable |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | CAST IRON; 5.890 IN. OD; 19.0 DEG ANGLE FOR V-BELT DRIVE; 1.750-12 UN RH THREAD CENTER HOLE TO ADJUST FOR SHEAVE SIZE; THREE 0.405 IN. HOLES EQUALLY SPACED ON 2.750 IN. CIRCLE DIA; 1.210 IN. OVER ALL THK 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 |
|---|---|
| 218499 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 173388 | 5/9 Secondary reference Cummins Inc. |
| 217229 | 5/9 Secondary reference Cummins Inc. |
NSN 2815-00-451-2742 is a Sheave Half,adjustable, manufactured by Cummins Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-451-2742 has 1 manufacturer part number on file: 218499 (Cummins Inc.).
4 possible matches (shared part number, not a government interchangeability claim): 5365-01-342-2530, 9390-01-354-1235, 5340-01-483-4610. Verify interchangeability with system specifications before substitution.
Key specifications for 218499: General Characteristics Item Description: CAST IRON; 5.890 IN. OD; 19.0 DEG ANGLE FOR V-BELT DRIVE; 1.750-12 UN RH THREAD CENTER HOLE TO ADJUST FOR SHEAVE SIZE; THREE 0.405 IN. HOLES EQUALLY SPACED ON 2.750 IN. CIRCLE DIA; 1.210 IN. OVER ALL THK 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.