The Sprocket Wheel, cataloged under National Stock Number 3020-00-598-9880, 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 General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 25 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 | 3020-00-598-9880 |
| Primary Part Number | 105D3503 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Hub Outside Diameter | 0.720 INCHES MAXIMUM BB END IN |
| Hub Outside Diameter | 0.900 INCHES MINIMUM AA END IN |
| Securing Method | DRILLED HOLE |
| Bore Length | 0.950 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Lubrication Mode | NO VISIBLE MEANS |
| Tooth Pitch | 0.858 INCHES NOMINAL IN |
| Outside Diameter | 3.210 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Material Document and Classification | MIL-S-81591,TYPE 17-4 MIL SPEC SINGLE MATERIAL RESPONSE |
| Pitch Diameter | 1.364 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 5 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Distance From Hub End to Flange End | 0.100 INCHES MAXIMUM BB END IN |
| Distance From Hub End to Flange End | 0.475 INCHES MINIMUM AA END IN |
| Securing Hole Quantity | 2 |
| Drilled Hole Diameter | 0.191 INCHES NOMINAL IN |
| Hole Location | ON AA END OF HUB |
| Bore Diameter | 0.591 INCHES NOMINAL IN |
| Material | STEEL UNS J92150 |
| Face Width | 0.375 INCHES NOMINAL IN |
| Securing Location | AA END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 105D3503 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
NSN 3020-00-598-9880 is a Sprocket Wheel, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-598-9880 has 1 manufacturer part number on file: 105D3503 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 105D3503: Hub Outside Diameter: 0.720 INCHES MAXIMUM BB END IN; Hub Outside Diameter: 0.900 INCHES MINIMUM AA END IN; Securing Method: DRILLED HOLE; Bore Length: 0.950 INCHES NOMINAL IN. 25 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.
NSN 3020-00-598-9880 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.