The Sprocket Wheel, cataloged under National Stock Number 3020-01-347-2910, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-347-2910 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Design Form | PLAIN |
| Style Designator | PLAIN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Hardness Rating Test Method | NOT RATED |
| Bore Diameter | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 50221004 | D/9 Drawing number reference only U.S. Government activity |
| 60BS21 1 IN BORE | 5/9 Secondary reference Martin Machine and Tool Co |
| 50221004 REV A ITEM 23 | 3/9 Design control — primary reference U.S. Government activity |
| FB621 (1 IN BORE) | 5/9 Secondary reference U.S. Government activity |
NSN 3020-01-347-2910 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3040-01-347-7421. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-01-347-2910: Design Form: PLAIN; Style Designator: PLAIN; Bore Type: STRAIGHT; Teeth Row Quantity: 1. 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.