The Chain,roller, cataloged under National Stock Number 3020-01-608-5854, 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 Lake Shore Systems, Inc.. Government technical data includes 3 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 | 3020-01-608-5854 |
| Primary Part Number | F123493 REV D ITEM NO. 20 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Nominal Pitch Distance | 0.625 INCHES IN |
| Link Row Quantity | 54 |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| F123493 REV D ITEM NO. 20 PRIMARY | Lake Shore Systems, Inc. (USA) |
| F145358 REV- | Lake Shore Systems, Inc. (USA) |
NSN 3020-01-608-5854 is a Chain,roller, manufactured by Lake Shore Systems, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-608-5854 has 2 manufacturer part numbers on file: F123493 REV D ITEM NO. 20 (Lake Shore Systems, Inc.), F145358 REV- (Lake Shore Systems, Inc.).
Key specifications for F123493 REV D ITEM NO. 20: Nominal Pitch Distance: 0.625 INCHES IN; Special Features: SINGLE ROLLER CHAIN 0.625 PITCH 54 LINKS PLUS 1 OFFSET MASTER LINK; Part Name Assigned by Controlling Agency: CHAIN,; End Item Identification: TROLLEY ASSEMBLY. 3 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.