The Sprocket Wheel, cataloged under National Stock Number 3020-01-610-8702, 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 Martin Sprocket and Gear Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 3020-01-610-8702 |
| Primary Part Number | 60B13 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Martin Sprocket and Gear Inc |
| Status | ACTIVE |
| Bore Length | 1.25 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.75 INCHES NOMINAL IN |
| Outside Diameter | 3.490 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 3.130 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 13 |
| Hardness Rating Test Method | NOT RATED |
| Bore Diameter | 0.75 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 0.459 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 |
|---|---|
| HH5010 REV.D FIND NO 3 | Federal Equipment Co (USA) |
| MARTIN GEAR CAT.CUT E-60 | Martin Sprocket and Gear Inc (USA) |
| 60B13 PRIMARY | Martin Sprocket and Gear Inc (USA) |
| BOSTON GEAR CAT.CUT | Altra Industrial Motion Corp. (USA) |
NSN 3020-01-610-8702 is a Sprocket Wheel, manufactured by Martin Sprocket and Gear Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-610-8702 has 4 manufacturer part numbers on file: HH5010 REV.D FIND NO 3 (Federal Equipment Co), MARTIN GEAR CAT.CUT E-60 (Martin Sprocket and Gear Inc), 60B13 (Martin Sprocket and Gear Inc), BOSTON GEAR CAT.CUT (Altra Industrial Motion Corp.).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-610-9979. Verify interchangeability with system specifications before substitution.
Key specifications for 60B13: Bore Length: 1.25 INCHES NOMINAL IN; Design Form: PLAIN; Tooth Pitch: 0.75 INCHES NOMINAL IN; Outside Diameter: 3.490 INCHES NOMINAL IN. 13 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.