The Chain,roller, cataloged under National Stock Number 3020-01-423-9615, 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 Kornylak Corp. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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) |
| Manufacturers | Kornylak Corp (CAGE 07586); Diamond Chain Co Div of Amsted Industries Inc (CAGE 72625) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-423-9615 |
| Primary Part Number | WWC127 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Kornylak Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| WWC127 PRIMARY | Kornylak Corp (USA) |
| C-2100H 23 PITCHES PRIMARY | Diamond Chain Co Div of Amsted Industries Inc (USA) |
| 2-4005-B FIND NO. 8 | Kornylak Corp (USA) |
| Reference | Meaning |
|---|---|
| C-2100H 23 PITCHES | 5/9 Secondary reference Emerson Power Transmission Corporation Div Ept |
| C-2100H 23 PITCHES | 5/9 Secondary reference Rexnord Industries Inc. Div Roller Chain Operation |
| 2-4005-B | D/9 Drawing number reference only Kornylak Corp |
NSN 3020-01-423-9615 is a Chain,roller, manufactured by Kornylak Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-423-9615 has 3 manufacturer part numbers on file: WWC127 (Kornylak Corp), C-2100H 23 PITCHES (Diamond Chain Co Div of Amsted Industries Inc), 2-4005-B FIND NO. 8 (Kornylak Corp).
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.