The Belt,v, cataloged under National Stock Number 3030-01-494-8408, is classified within Federal Supply Class 3030 (Belting, Drive Belts, Fan Belts, and Accessories) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Carlisle Power Transmission Products Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3030-01-494-8408 |
| Primary Part Number | B-50 |
| Item Name | Belt,v |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Carlisle Power Transmission Products Inc |
| Status | ACTIVE |
| Outside Length | 53.000 INCHES NOMINAL 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 |
|---|---|
| B-50 PRIMARY | Carlisle Power Transmission Products Inc (USA) |
| B-50 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| 3X475 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 3X475 | 5/9 Secondary reference Grainger W W Inc Oklahoma City Br |
| B-50 | 5/9 Secondary reference U.S. Government activity |
| B-50 | 5/9 Secondary reference Grainger W W Inc Oklahoma City Br |
NSN 3030-01-494-8408 is a Belt,v, manufactured by Carlisle Power Transmission Products Inc, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-494-8408 has 3 manufacturer part numbers on file: B-50 (Carlisle Power Transmission Products Inc), B-50 (W.w. Grainger, Inc. Div Government Sales Division), 3X475 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for B-50: Outside Length: 53.000 INCHES NOMINAL IN; Special Features: B-TYPE,V-BELT,2 1/32 INCH TOP WIDTH, 7/16 INCH THICK IN; End Item Identification: GENERAL APPLICATION (GEN APP). 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.