The Belts,v,matched Set, cataloged under National Stock Number 3030-00-251-7441, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 7 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3030-00-251-7441 |
| Primary Part Number | A-A-52160/4B144 |
| Item Name | Belts,v,matched Set |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Strengthening Feature | FIBER CORD |
| Style Designator | PLAIN |
| Belt Quantity | 4 |
| Cross-Sectional Size | B |
| Material | FIBER AND RUBBER BODY |
| Performance Type | STANDARD CAPACITY |
| Nominal Pitch Length | 145.800 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 |
|---|---|
| A-A-52160/4B144 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| B144MATCHEDSET0F4 | 5/9 Secondary reference U.S. Government activity |
| A-A-52160 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| MS39256-4B144 | 5/9 Secondary reference U.S. Government activity |
| B144-4 | 5/9 Secondary reference U.S. Government activity |
| B144MATCHEDSET0F4 | 5/9 Secondary reference American Pulley Co |
| B144MATCHEDSET0F4 | 5/1 Secondary reference Carlisle Power Transmission Products Inc |
| A-A-52160-4B144 | 5/9 Secondary reference U.S. Government activity |
| B144MATCHEDSET0F4 | 5/9 Secondary reference Gates Corporation |
| B144-4 | 5/9 Secondary reference Contitech Usa, Inc Dba Veyance Technologies |
| B144-4 | 5/9 Secondary reference Goodyear Tire and Rubber Co the |
NSN 3030-00-251-7441 is a Belts,v,matched Set, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-00-251-7441 has 1 manufacturer part number on file: A-A-52160/4B144 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
3 possible matches (shared part number, not a government interchangeability claim): 5905-00-952-6563, 6680-01-256-5638, 5963-01-579-7207. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-52160/4B144: Strengthening Feature: FIBER CORD; Style Designator: PLAIN; Belt Quantity: 4; 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.