The Chain,roller, cataloged under National Stock Number 3020-01-138-7349, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Cmv Sharper Finish. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-138-7349 |
| Primary Part Number | 2083 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Cmv Sharper Finish |
| Status | ACTIVE |
| Link Plate Nominal Thickness | 0.0800 INCHES IN |
| Link Style | ROLLER |
| Pin Overall Length | 0.8900 INCHES NOMINAL IN |
| Link Roller Nominal Diameter | 0.4000 INCHES IN |
| Pin Fastening Method | RIVETED |
| Link Row Quantity | 1 |
| Material | STEEL CORROSION RESISTING |
| Link Nominal Width Between Plates | 0.3750 INCHES IN |
| Link Plate Width | 0.571 INCHES NOMINAL 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 |
|---|---|
| 2083 PRIMARY | Cmv Sharper Finish (USA) |
| Reference | Meaning |
|---|---|
| 50 | 5/9 Secondary reference Emerson Electric Co Browning Mfg Div |
NSN 3020-01-138-7349 is a Chain,roller, manufactured by Cmv Sharper Finish, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-138-7349 has 1 manufacturer part number on file: 2083 (Cmv Sharper Finish).
Key specifications for 2083: Link Plate Nominal Thickness: 0.0800 INCHES IN; Link Style: ROLLER; Pin Overall Length: 0.8900 INCHES NOMINAL IN; Link Roller Nominal Diameter: 0.4000 INCHES IN. 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.