The Sprocket Wheel, cataloged under National Stock Number 3020-01-197-5409, 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 Link-Belt Cranes, L.p., Lllp. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-197-5409 |
| Primary Part Number | 12H118 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Link-Belt Cranes, L.p., Lllp |
| Status | ACTIVE |
| Hub Outside Diameter | 2.998 INCHES MINIMUM AND 3.000 INCHES MAXIMUM AA END IN |
| Bore Length | 3.125 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.381 INCHES NOMINAL IN |
| Outside Diameter | 4.321 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Style Designator | PLAIN |
| Pitch Diameter | 3.995 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 3 |
| Distance From Hub End to Flange End | 0.992 INCHES NOMINAL AA END IN |
| Keyway Width | 0.498 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Bore Diameter | 1.750 INCHES MINIMUM AND 1.751 INCHES MAXIMUM IN |
| Furnished Items | KEYING FACILITY |
| Face Width | 2.133 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 |
|---|---|
| 12H118 PRIMARY | Link-Belt Cranes, L.p., Lllp (USA) |
NSN 3020-01-197-5409 is a Sprocket Wheel, manufactured by Link-Belt Cranes, L.p., Lllp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-197-5409 has 1 manufacturer part number on file: 12H118 (Link-Belt Cranes, L.p., Lllp).
Key specifications for 12H118: Hub Outside Diameter: 2.998 INCHES MINIMUM AND 3.000 INCHES MAXIMUM AA END IN; Bore Length: 3.125 INCHES NOMINAL IN; Design Form: PLAIN; Tooth Pitch: 0.381 INCHES NOMINAL IN. 16 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.