The Chain,roller, cataloged under National Stock Number 3020-01-289-3608, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-289-3608 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Second Chain Link Pin Nominal Diameter | 0.2000 INCHES IN |
| Second Chain Link Plate Nominal Thickness | 0.0800 INCHES IN |
| First Chain Link Roller Nominal Diameter | 0.4000 INCHES IN |
| Pin Overall Length | 0.8700 INCHES NOMINAL IN |
| Second Chain Link Style | PIN |
| Effective Length | 13.2813 FEET NOMINAL FT |
| Second Chain Link Nominal Width Between Plates | 0.5400 INCHES IN |
| First Chain Link Style | ROLLER |
| First Chain Link Plate Width | 0.590 INCHES NOMINAL IN |
| Pin Fastening Method | RIVETED |
| Second Chain Link Plate Width | 0.510 INCHES NOMINAL IN |
| First Chain Link Nominal Width Between Plates | 0.3800 INCHES IN |
| Link Row Quantity | 1 |
| Material | STEEL COMP 304 |
| First Chain Link Plate Nominal Thickness | 0.0800 INCHES 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 |
|---|---|
| 14532051-002 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 14532051-002 | 5/2 Secondary reference U.S. Government activity |
| 14532051-002 | 5/9 Secondary reference U.S. Government activity |
| 50SN-255 LNKS | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 50SN-255 LNKS | 3/9 Design control — primary reference Larep S R L |
NSN 3020-01-289-3608 is a Chain,roller, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-289-3608: Second Chain Link Pin Nominal Diameter: 0.2000 INCHES IN; Second Chain Link Plate Nominal Thickness: 0.0800 INCHES IN; First Chain Link Roller Nominal Diameter: 0.4000 INCHES IN; Pin Overall Length: 0.8700 INCHES NOMINAL IN. 15 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.