The Pulley,groove, cataloged under National Stock Number 3020-00-753-8604, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-753-8604 |
| Primary Part Number | 7538604 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Bolt Circle Diameter | 3.375 INCHES NOMINAL IN |
| Groove Width | 0.812 INCHES NOMINAL IN |
| Outside Diameter | 4.750 INCHES NOMINAL IN |
| Bore Diameter | 2.625 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Unable to Decode | UNABLE TO DECODE |
| Groove Shape | V |
| Securing Location | AA END |
| Securing Method | THREADED HOLE(S) AND DRILLED HOLE |
| Material | IRON CAST OVERALL |
| Split Hub Feature | NOT INCLUDED |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Bore Feature | INCLUDED |
| Integral Cooling Vane | NOT INCLUDED |
| Lightening Hole | NOT INCLUDED |
| Distance From Outside Flange/rim to Hub End and Location | 1.094 INCHES NOMINAL BOTH ENDS IN |
| Hole Location | LOCATED AT END OF HUB |
| Hub Outside Diameter | 4.062 INCHES NOMINAL BOTH ENDS IN |
| Design Form | WEBBED |
| Face Width | 1.062 INCHES NOMINAL IN |
| Counterbore Location | AA END |
| Counterbore Feature | INCLUDED |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 1 |
| V Groove Angle in Deg | 36.0 |
| Thread Size | 3/8-16 |
| Securing Hole Quantity | 4 OR 6 |
| Pitch Diameter | 3.9375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-753-8604 is a Pulley,groove, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-753-8604 has 4 cross-referenced part numbers: 7538604 (U S Army Tank Automotive Command Amsta-Im-Mm), 1558M5 (Spalla Inc), 1558M5 (Diamond Reo Truck Co), 913615 (Sasco Inc Canadian Div).
There are 2 known substitutes for 3020-00-753-8604: 5950-00-647-5300, 5330-01-651-8390. Verify interchangeability with system specifications before substitution.
Key specifications for 7538604: Bolt Circle Diameter: 3.375 INCHES NOMINAL IN; Groove Width: 0.812 INCHES NOMINAL IN; Outside Diameter: 4.750 INCHES NOMINAL IN; Bore Diameter: 2.625 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.