The Chain,roller, cataloged under National Stock Number 3020-00-844-3191, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-844-3191 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Link Plate Nominal Thickness | 0.0630 INCHES IN |
| Link Plate Width at Pin End | 0.281 INCHES NOMINAL IN |
| Link Pin Nominal Diameter | 0.1410 INCHES IN |
| Effective Length | 6.0000 FEET NOMINAL FT |
| Link Roller Nominal Diameter | 0.2030 INCHES IN |
| Nominal Pitch Distance | 0.375 INCHES IN |
| Material | STEEL |
| Link Nominal Width Between Plates | 0.1380 INCHES IN |
| Link Plate Width | 0.344 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 |
| Reference | Meaning |
|---|---|
| C0MLCHAIN | 3/9 Design control — primary reference Butler Manufacturing Company Inc |
NSN 3020-00-844-3191 is a Chain,roller, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-844-3191: Link Plate Nominal Thickness: 0.0630 INCHES IN; Link Plate Width at Pin End: 0.281 INCHES NOMINAL IN; Link Pin Nominal Diameter: 0.1410 INCHES IN; Effective Length: 6.0000 FEET NOMINAL FT. 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.