The Gear Cluster, cataloged under National Stock Number 3020-01-353-4795, 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 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-353-4795 |
| Primary Part Number | XB5814 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Design Type | HELICAL ALL GEARS |
| Bore Style | SERRATED (INVOLUTE/STRAIGHT SIDE) BOTH ENDS |
| Nominal Overall Length | 3.690 INCHES IN |
| Nominal Outside Diameter | 3.280 INCHES FIRST GEAR IN |
| Material | STEEL OVERALL |
| Construction | SOLID |
| 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 |
|---|---|
| XB5814 PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| Reference | Meaning |
|---|---|
| X9994A ITEM XB5814 | 5/9 Secondary reference Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| B5814 | D/9 Drawing number reference only Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
NSN 3020-01-353-4795 is a Gear Cluster, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-353-4795 has 1 manufacturer part number on file: XB5814 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).
Key specifications for XB5814: Design Type: HELICAL ALL GEARS; Bore Style: SERRATED (INVOLUTE/STRAIGHT SIDE) BOTH ENDS; Nominal Overall Length: 3.690 INCHES IN; Nominal Outside Diameter: 3.280 INCHES FIRST GEAR IN. 6 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.