The Pulley,groove, cataloged under National Stock Number 3020-00-294-7103, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 29 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 | 3020-00-294-7103 |
| Primary Part Number | 8699766 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| FSC Application Data | ENGINE WATER PUMP |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 1.057 INCHES MINIMUM AND 1.059 INCHES MAXIMUM BB END IN |
| Hub Outside Diameter | 1.187 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Taper Bore Minor Diameter | 0.666 INCHES MINIMUM AND 0.668 INCHES MAXIMUM IN |
| Securing Method | THREADED HOLE(S) |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.192 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Groove Shape | V |
| Outside Diameter | 6.406 INCHES NOMINAL IN |
| Keying Facility Type | KEYWAY |
| Taper Major Diameter Location | AA END |
| Quantity | 1 |
| Style Designator | WEBBED OR SPOKED |
| Material Document and Classification | QQ-I-652, CLASS 30 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 5.875 INCHES NOMINAL IN |
| Groove Depth | 0.4108 INCHES NOMINAL IN |
| Bore Type | TAPERED |
| Bearings | NOT INCLUDED |
| Groove Quantity | 4 |
| Taper Bore Major Diameter | 0.7355 INCHES MINIMUM AND 0.7415 INCHES MAXIMUM IN |
| V Groove Angle in Deg | 36.0 |
| Distance From Center of Bore to Bottom of Keyway | 0.409 INCHES MAXIMUM IN |
| Keying Facility Largest Dimension Location | AA END |
| Securing Hole Quantity | 6 |
| Thread Size | 5/16 - 18 |
| 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 |
|---|---|
| 8699766 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3020-00-294-7103 is a Pulley,groove, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-294-7103 has 1 manufacturer part number on file: 8699766 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8699766: FSC Application Data: ENGINE WATER PUMP; Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 1.057 INCHES MINIMUM AND 1.059 INCHES MAXIMUM BB END IN; Hub Outside Diameter: 1.187 INCHES NOMINAL AA END 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.