The Disk,clutch,nonvehicular, cataloged under National Stock Number 3010-01-353-8558, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-353-8558 |
| Primary Part Number | B3330 |
| Item Name | Disk,clutch,nonvehicular |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Disk Material | STEEL |
| Spline Type | INVOLUTE |
| Design Type | DRY |
| Teeth Quantity Per Disk | 79 |
| Flexibility | RIGID |
| Disk Type | EXTERNAL TEETH |
| Spline Quantity | 79 |
| 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 |
|---|---|
| B3330 PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| Reference | Meaning |
|---|---|
| X9994A ITEM B3330 | 5/9 Secondary reference Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
NSN 3010-01-353-8558 is a Disk,clutch,nonvehicular, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-353-8558 has 1 manufacturer part number on file: B3330 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).
1 possible match (shared part number, not a government interchangeability claim): 5965-01-656-2879. Verify interchangeability with system specifications before substitution.
Key specifications for B3330: Disk Material: STEEL; Spline Type: INVOLUTE; Design Type: DRY; Teeth Quantity Per Disk: 79. 8 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.