The Belts,v,matched Set, cataloged under National Stock Number 3030-00-474-1511, 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 Komatsu America Corp.. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3030-00-474-1511 |
| Primary Part Number | 673946C91 |
| Item Name | Belts,v,matched Set |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Nominal Effective Outside Length | 75.000 INCHES IN |
| Strengthening Feature | SYNTHETIC CORD |
| Style Designator | COG OR NOTCHED |
| Belt Quantity | 3 |
| Cross-Sectional Size | SAE 3/4 |
| Environmental Protection | HEAT RESISTANT AND OIL RESISTANT AND STATIC FREE |
| Material | RUBBER BODY |
| Performance Type | HIGH CAPACITY |
| 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 |
|---|---|
| 673946C91 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 673946C91 | 3/9 Design control — primary reference Komatsu American Intl Co |
| 673946C91 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 673946C91 | 5/9 Secondary reference U.S. Government activity |
| 673946C91 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3030-00-474-1511 is a Belts,v,matched Set, manufactured by Komatsu America Corp., classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-00-474-1511 has 1 manufacturer part number on file: 673946C91 (Komatsu America Corp.).
Key specifications for 673946C91: Nominal Effective Outside Length: 75.000 INCHES IN; Strengthening Feature: SYNTHETIC CORD; Style Designator: COG OR NOTCHED; Belt Quantity: 3. 8 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.