The Chain,roller, cataloged under National Stock Number 3020-01-555-0753, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Chain,roller |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-555-0753 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 20864051 | 5/2 Secondary reference U.S. Government activity |
| 191929 | 3/2 Design control — primary reference U.S. Government activity |
| 20864004 FN19 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-01-555-0753 is a Chain,roller, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
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.