The Belts,v,matched Set, cataloged under National Stock Number 3030-01-199-7939, 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 Deere & Company Dba Deere John Co. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3030-01-199-7939 |
| Primary Part Number | AT31820 |
| Item Name | Belts,v,matched Set |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Deere & Company Dba Deere John Co |
| Status | ACTIVE |
| Nominal Effective Outside Length | 56.500 INCHES IN |
| Strengthening Feature | SYNTHETIC CORD |
| Style Designator | COG OR NOTCHED |
| Belt Quantity | 2 |
| Cross-Sectional Size | SAE 1/2 |
| Material | FIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR BODY |
| Performance Type | STANDARD 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 |
|---|---|
| AT31820 PRIMARY | Deere & Company Dba Deere John Co (USA) |
| 9560 SET 2 PRIMARY | Gates Corporation (USA) |
| Reference | Meaning |
|---|---|
| AT31820 | 5/9 Secondary reference Deere & Co |
| 17565 SET 2 | C/1 Advisory reference — outside the item-of-supply concept Carlisle Power Transmission Products Inc |
| 17565 SET 2 | 5/9 Secondary reference U.S. Government activity |
NSN 3030-01-199-7939 is a Belts,v,matched Set, manufactured by Deere & Company Dba Deere John Co, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-199-7939 has 2 manufacturer part numbers on file: AT31820 (Deere & Company Dba Deere John Co), 9560 SET 2 (Gates Corporation).
Key specifications for AT31820: Nominal Effective Outside Length: 56.500 INCHES IN; Strengthening Feature: SYNTHETIC CORD; Style Designator: COG OR NOTCHED; Belt Quantity: 2. 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.