The Sprocket Wheel, cataloged under National Stock Number 3020-00-425-1608, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-425-1608 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Outside Diameter | 4.000 INCHES NOMINAL AA END IN |
| Hub Outside Diameter | 3.748 INCHES MINIMUM AND 3.750 INCHES MAXIMUM BB END IN |
| Securing Method | THREADED HOLE(S) |
| Bore Length | 3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM IN |
| Design Form | PLAIN |
| Key Width | 0.496 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN |
| Tooth Pitch | 1.250 INCHES NOMINAL IN |
| Asa Standard Chain Number | 100 |
| Outside Diameter | 17.430 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Style Designator | PLAIN |
| Pitch Diameter | 16.727 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 42 |
| Hardness Rating Test Method | NOT RATED |
| Distance From Center of Bore to Bottom of Keyway | 1.344 INCHES MINIMUM AND 1.34525 INCHES MAXIMUM IN |
| Distance From Hub End to Flange End | 0.085 INCHES MINIMUM AND 0.105 INCHES MAXIMUM BB END IN |
| Distance From Hub End to Flange End | 2.406 INCHES NOMINAL AA END IN |
| Securing Hole Quantity | 2 |
| Thread Size | 5/8-11 THD SIZE |
| Keyway Width | 0.496 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN |
| Hole Location | ONE HOLE LOCATED ON TOP OF KEYWAY,ONE HOLE LOCATED 90 DEG CLOCKWISE FROM KEYWAY |
| Bore Diameter | 2.188 INCHES MINIMUM AND 2.1905 INCHES MAXIMUM IN |
| Material | STEEL |
| Furnished Items | KEYING FACILITY |
| Face Width | 0.688 INCHES NOMINAL IN |
| Furnished Items and Quantity | 2 SETSCREW |
| 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 |
|---|---|
| 19-601E | 5/9 Secondary reference Barber-Greene Co |
| E19-601W | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
| 19-601E | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
| E19-601W | 3/9 Design control — primary reference Barber-Greene Co |
NSN 3020-00-425-1608 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-425-1608: Hub Outside Diameter: 4.000 INCHES NOMINAL AA END IN; Hub Outside Diameter: 3.748 INCHES MINIMUM AND 3.750 INCHES MAXIMUM BB END IN; Securing Method: THREADED HOLE(S); Bore Length: 3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM IN. 29 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.