The Chain Assembly,roller, cataloged under National Stock Number 3020-01-467-0652, 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 Diamond Chain Co Div of Amsted Industries Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-467-0652 |
| Primary Part Number | 65-1/8 18.50 IN. |
| Item Name | Chain Assembly,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Diamond Chain Co Div of Amsted Industries Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 0.500 IN. PITCH SINGLE WIDTH ROLLER CHAIN CONTINUOUSLY LINKED USING A ONE PITCH OFFSET LINK AND SPRING CLIPS. 18.50 IN. LENGTH WITH CONNECTING LINK IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 65-1/8 18.50 IN. PRIMARY | Diamond Chain Co Div of Amsted Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| S43-18.50 IN. | 5/9 Secondary reference Altra Industrial Motion Corp. |
| 12375299 | 5/9 Secondary reference Kaga Electronics Company Ltd |
| RC043R1A-18.50 IN. | 5/9 Secondary reference Service Chain/drives Div of Hkk Chain Corp of America |
| 12375299 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 3020-01-467-0652 is a Chain Assembly,roller, manufactured by Diamond Chain Co Div of Amsted Industries Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-467-0652 has 1 manufacturer part number on file: 65-1/8 18.50 IN. (Diamond Chain Co Div of Amsted Industries Inc).
Key specifications for 65-1/8 18.50 IN.: Overall Height: 0.390 INCHES MAXIMUM IN; General Characteristics Item Description: 0.500 IN. PITCH SINGLE WIDTH ROLLER CHAIN CONTINUOUSLY LINKED USING A ONE PITCH OFFSET LINK AND SPRING CLIPS. 18.50 IN. LENGTH WITH CONNECTING LINK IN; Overall Length: 18.500 INCHES NOMINAL IN; End Item Identification: LIGHT ARMORED VEHICLE - AIR DEFENSE NSN 2320-01-123-1610. 2 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.