The Sprocket Wheel, cataloged under National Stock Number 3020-01-087-6786, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-087-6786 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Outside Diameter | 0.500 INCHES NOMINAL AA END IN |
| Securing Method | SETSCREW |
| Bore Length | 0.375 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.148 INCHES NOMINAL IN |
| Outside Diameter | 1.600 INCHES MINIMUM AND 1.604 INCHES MAXIMUM IN |
| Style Designator | PLAIN |
| Material Document and Classification | QQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Pitch Diameter | 1.550 INCHES MINIMUM AND 1.552 INCHES MAXIMUM IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 33 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Distance From Hub End to Flange End | 0.250 INCHES NOMINAL AA END IN |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 0.312 INCHES NOMINAL IN |
| Material | STEEL COMP 303 |
| Face Width | 0.125 INCHES NOMINAL IN |
| Furnished Items and Quantity | SETSCREW,ONE EACH |
| 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 |
| Reference | Meaning |
|---|---|
| 14EM32S33 | 3/9 Design control — primary reference W. M. Berg, Inc. |
NSN 3020-01-087-6786 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-087-6786: Hub Outside Diameter: 0.500 INCHES NOMINAL AA END IN; Securing Method: SETSCREW; Bore Length: 0.375 INCHES NOMINAL IN; Design Form: PLAIN. 21 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.