The Chain,roller, cataloged under National Stock Number 3020-01-389-6474, 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 Dynacon, Inc. Div Forum Us, Inc.. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-389-6474 |
| Primary Part Number | 4016-CHN |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Dynacon, Inc. Div Forum Us, Inc. |
| Status | ACTIVE |
| Second Chain Link Pin Nominal Diameter | 0.1562 INCHES IN |
| Second Chain Link Plate Nominal Thickness | 0.0600 INCHES IN |
| First Chain Link Roller Nominal Diameter | 0.3125 INCHES IN |
| Pin Overall Length | 1.2400 INCHES NOMINAL IN |
| Second Chain Link Style | PIN |
| Effective Length | 0.6667 FEET NOMINAL FT |
| Second Chain Link Nominal Width Between Plates | 0.4325 INCHES IN |
| First Chain Link Style | ROLLER |
| Nominal Pitch Distance | 0.500 INCHES IN |
| First Chain Link Plate Width | 0.475 INCHES NOMINAL IN |
| Pin Fastening Method | RIVETED |
| Second Chain Link Plate Width | 0.410 INCHES NOMINAL IN |
| First Chain Link Nominal Width Between Plates | 0.3125 INCHES IN |
| Link Row Quantity | 2 |
| Material | STEEL |
| First Chain Link Plate Nominal Thickness | 0.0600 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 |
NSN 3020-01-389-6474 is a Chain,roller, manufactured by Dynacon, Inc. Div Forum Us, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-389-6474 has 2 manufacturer part numbers on file: 4016-CHN (Dynacon, Inc. Div Forum Us, Inc.), 4016CHN (Martin Sprocket and Gear Inc).
Key specifications for 4016-CHN: Second Chain Link Pin Nominal Diameter: 0.1562 INCHES IN; Second Chain Link Plate Nominal Thickness: 0.0600 INCHES IN; First Chain Link Roller Nominal Diameter: 0.3125 INCHES IN; Pin Overall Length: 1.2400 INCHES NOMINAL IN. 16 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.