The Belts,v,matched Set, cataloged under National Stock Number 3030-01-273-4741, 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 Gates Corporation. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3030-01-273-4741 |
| Primary Part Number | B43 SET 2 |
| Item Name | Belts,v,matched Set |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Strengthening Feature | SYNTHETIC CORD |
| Style Designator | PLAIN, COG OR NOTCHED |
| Belt Quantity | 2 |
| Cross-Sectional Size | B |
| Environmental Protection | OIL RESISTANT AND HEAT RESISTANT AND STATIC FREE |
| Nominal Width | 1.3124 INCHES IN |
| Angle in Deg | 40.0 |
| Performance Type | STANDARD CAPACITY |
| Nominal Pitch Length | 44.800 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 |
|---|---|
| B43 SET 2 PRIMARY | Gates Corporation (USA) |
| BP43 SET 2 PRIMARY | Carlisle Power Transmission Products Inc (USA) |
| BC-8028-A PC2 PRIMARY | Twin City Fan Companies Ltd. Dba Tc Axial Div (USA) |
| Reference | Meaning |
|---|---|
| BP43-2 | C/1 Advisory reference — outside the item-of-supply concept Twin City Fan Companies Ltd. Dba Tc Axial Div |
| BP43 SET 2 | 5/9 Secondary reference U.S. Government activity |
NSN 3030-01-273-4741 is a Belts,v,matched Set, manufactured by Gates Corporation, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-273-4741 has 3 manufacturer part numbers on file: B43 SET 2 (Gates Corporation), BP43 SET 2 (Carlisle Power Transmission Products Inc), BC-8028-A PC2 (Twin City Fan Companies Ltd. Dba Tc Axial Div).
Key specifications for B43 SET 2: Strengthening Feature: SYNTHETIC CORD; Style Designator: PLAIN, COG OR NOTCHED; Belt Quantity: 2; Cross-Sectional Size: B. 9 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.