The Sprocket Wheel, cataloged under National Stock Number 3020-01-259-8960, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-259-8960 |
| Primary Part Number | 233-0265-070 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Hub Outside Diameter | 4.250 INCHES NOMINAL AA END IN |
| Securing Method | SETSCREW |
| Bore Length | 3.000 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.750 INCHES NOMINAL IN |
| Outside Diameter | 7.590 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Style Designator | PLAIN |
| Pitch Diameter | 7.177 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 3 |
| Teeth Quantity Per Row | 30 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Distance From Center of Bore to Bottom of Keyway | 1.494 INCHES NOMINAL IN |
| Distance From Hub End to Flange End | 0.762 INCHES NOMINAL AA END IN |
| Center to Center Distance Between Teeth Rows | 0.453 INCHES NOMINAL IN |
| Keyway Width | 0.500 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM |
| Bore Diameter | 2.437 INCHES NOMINAL IN |
| Material | STEEL |
| Furnished Items | KEYING FACILITY |
| Face Width | 2.238 INCHES NOMINAL IN |
| Furnished Items and Quantity | TWO SETSCREWS |
| Securing Location | AA END |
| 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 |
|---|---|
| 233-0265-070 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 233-0265 | 7/1 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 233-0265-070 | C/1 Advisory reference — outside the item-of-supply concept Martin Sprocket and Gear Inc |
NSN 3020-01-259-8960 is a Sprocket Wheel, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-259-8960 has 1 manufacturer part number on file: 233-0265-070 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 233-0265-070: Hub Outside Diameter: 4.250 INCHES NOMINAL AA END IN; Securing Method: SETSCREW; Bore Length: 3.000 INCHES NOMINAL IN; Design Form: PLAIN. 26 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.