The Belts,v,matched Set, cataloged under National Stock Number 3030-01-256-9070, 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 TB Woods's Corporation. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3030-01-256-9070 |
| Primary Part Number | 5-BP81 |
| Item Name | Belts,v,matched Set |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | TB Woods's Corporation |
| Status | ACTIVE |
| Strengthening Feature | SYNTHETIC CORD |
| Style Designator | PLAIN, COG OR NOTCHED |
| Belt Quantity | 5 |
| Cross-Sectional Size | B |
| Material | FIBER SYNTHETIC AND FIBER AND RUBBER AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC BODY |
| Performance Type | STANDARD CAPACITY |
| Nominal Pitch Length | 82.800 INCHES 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 |
|---|---|
| 5-BP81 PRIMARY | TB Woods's Corporation (USA) |
| B81 SET 5 PRIMARY | Gates Corporation (USA) |
| B81 MATCHED SET 5 PRIMARY | Carlisle Power Transmission Products Inc (USA) |
| Reference | Meaning |
|---|---|
| B81 MATCHED SET 5 | 5/9 Secondary reference U.S. Government activity |
| B81-5 | 5/9 Secondary reference TB Woods's Corporation |
NSN 3030-01-256-9070 is a Belts,v,matched Set, manufactured by TB Woods's Corporation, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-256-9070 has 3 manufacturer part numbers on file: 5-BP81 (TB Woods's Corporation), B81 SET 5 (Gates Corporation), B81 MATCHED SET 5 (Carlisle Power Transmission Products Inc).
1 possible match (shared part number, not a government interchangeability claim): 6130-01-505-3754. Verify interchangeability with system specifications before substitution.
Key specifications for 5-BP81: Strengthening Feature: SYNTHETIC CORD; Style Designator: PLAIN, COG OR NOTCHED; Belt Quantity: 5; Cross-Sectional Size: B. 7 specifications are 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.