The Sprocket Wheel, cataloged under National Stock Number 3020-00-403-9406, 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 Star Mfg Intl Inc Dbaholman Cooking Equipment Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-403-9406 |
| Primary Part Number | 2060 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Star Mfg Intl Inc Dbaholman Cooking Equipment Inc |
| Status | ACTIVE |
| Hub Outside Diameter | 0.688 INCHES NOMINAL AA END IN |
| Bore Length | 0.500 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Teeth Hardness Rating | 60.0 ROCKWELL B MINIMUM |
| Tooth Pitch | 1.000 INCHES NOMINAL IN |
| Asa Standard Chain Number | 80-1 |
| Outside Diameter | 1.083 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 0.996 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 12 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | ROCKWELL |
| Distance From Hub End to Flange End | 0.390 INCHES NOMINAL AA END IN |
| Bore Diameter | 0.312 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 0.110 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 |
| Part Number | Manufacturer |
|---|---|
| 25B12-5/16 | Altra Industrial Motion Corp. (USA) |
| 2060 PRIMARY | Star Mfg Intl Inc Dbaholman Cooking Equipment Inc (USA) |
| Reference | Meaning |
|---|---|
| 72875 | 5/9 Secondary reference Scientific Atlanta Inc |
NSN 3020-00-403-9406 is a Sprocket Wheel, manufactured by Star Mfg Intl Inc Dbaholman Cooking Equipment Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-403-9406 has 2 manufacturer part numbers on file: 25B12-5/16 (Altra Industrial Motion Corp.), 2060 (Star Mfg Intl Inc Dbaholman Cooking Equipment Inc).
1 possible match (shared part number, not a government interchangeability claim): 1650-01-111-4319. Verify interchangeability with system specifications before substitution.
Key specifications for 2060: Hub Outside Diameter: 0.688 INCHES NOMINAL AA END IN; Bore Length: 0.500 INCHES NOMINAL IN; Design Form: PLAIN; Teeth Hardness Rating: 60.0 ROCKWELL B MINIMUM. 18 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.