The Pulley,groove, cataloged under National Stock Number 3020-01-117-6578, 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 Deere & Co. Government technical data includes 28 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-117-6578 |
| Primary Part Number | T23628 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Deere & Co |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 1.280 INCHES NOMINAL BB END IN |
| Hub Outside Diameter | 1.497 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Securing Method | THREADED HOLE(S) |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.500 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Groove Shape | V |
| Outside Diameter | 4.960 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Material Document and Classification | JDM 200 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 4.875 INCHES NOMINAL IN |
| Groove Depth | 0.600 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 1 |
| V Groove Angle in Deg | 36.0 |
| Protruding Hub Characteristic | PLAIN |
| Securing Hole Quantity | 4 |
| Bolt Circle Diameter | 2.500 INCHES NOMINAL IN |
| Thread Size | 5/16-18 |
| Unable to Decode | UNABLE TO DECODE AND UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 2.230 INCHES NOMINAL AA END AND 1.600 INCHES NOMINAL BB END IN |
| Hole Location | ON PULLEY SURFACE 90 DEG APART |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.745 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 |
|---|---|
| T23628 PRIMARY | Deere & Co (USA) |
| Reference | Meaning |
|---|---|
| A-T23628 | 5/9 Secondary reference Deere & Co |
NSN 3020-01-117-6578 is a Pulley,groove, manufactured by Deere & Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-117-6578 has 1 manufacturer part number on file: T23628 (Deere & Co).
Key specifications for T23628: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 1.280 INCHES NOMINAL BB END IN; Hub Outside Diameter: 1.497 INCHES NOMINAL AA END IN; Bore Feature: INCLUDED. 28 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.