The Sprocket Wheel, cataloged under National Stock Number 3020-01-610-9979, 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 Altra Industrial Motion Corp.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-610-9979 |
| Primary Part Number | 40B23 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Altra Industrial Motion Corp. |
| Status | ACTIVE |
| Design Form | SPOKED |
| Outside Diameter | 3.000 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 3.672 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 23 |
| Material | STEEL |
| 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 |
|---|---|
| BOSTON GEAR CAT. CUT | Altra Industrial Motion Corp. (USA) |
| HH5021 REV F ITEM 8 | Federal Equipment Co (USA) |
| 40B23 PRIMARY | Altra Industrial Motion Corp. (USA) |
NSN 3020-01-610-9979 is a Sprocket Wheel, manufactured by Altra Industrial Motion Corp., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-610-9979 has 3 manufacturer part numbers on file: BOSTON GEAR CAT. CUT (Altra Industrial Motion Corp.), HH5021 REV F ITEM 8 (Federal Equipment Co), 40B23 (Altra Industrial Motion Corp.).
Key specifications for 40B23: Design Form: SPOKED; Outside Diameter: 3.000 INCHES NOMINAL IN; Style Designator: PLAIN; Pitch Diameter: 3.672 INCHES NOMINAL IN. 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.