The Chain,roller, cataloged under National Stock Number 3020-00-824-5403, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-824-5403 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Link Style | PIN |
| Link Pin Nominal Diameter | 0.1410 INCHES IN |
| Pin Overall Length | 0.3070 INCHES NOMINAL IN |
| Effective Length | 1.3125 FEET MAXIMUM FT |
| End Connection Style | PIN |
| Nominal Pitch Distance | 0.375 INCHES IN |
| Link Row Quantity | 1 |
| Material | STEEL |
| Link Nominal Width Between Plates | 0.1875 INCHES IN |
| Link Plate Width | 0.356 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 23630 | 3/9 Design control — primary reference Tennant Company |
NSN 3020-00-824-5403 is a Chain,roller, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 4470-01-115-0346, 6515-01-370-4678, 4320-01-594-3537. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-00-824-5403: Link Style: PIN; Link Pin Nominal Diameter: 0.1410 INCHES IN; Pin Overall Length: 0.3070 INCHES NOMINAL IN; Effective Length: 1.3125 FEET MAXIMUM FT. 10 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.