The Pulley,groove, cataloged under National Stock Number 3020-00-741-1121, 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 25 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-741-1121 |
| Primary Part Number | 7411121 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Groove Radius | 0.344 INCHES NOMINAL IN |
| Bore Length | 1.985 INCHES MINIMUM AND 1.990 INCHES MAXIMUM IN |
| Style Designator | WEBBED OR SPOKED |
| Unable to Decode | UNABLE TO DECODE |
| Split Hub Feature | NOT INCLUDED |
| Material | STEEL COMP 105-85 OVERALL |
| Lightening Hole | NOT INCLUDED |
| Integral Cooling Vane | NOT INCLUDED |
| Distance From Outside Flange/rim to Hub End and Location | 0.401 INCHES NOMINAL BOTH ENDS IN |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Groove Shape | U |
| Material Document and Classification | QQ-S-681, CLASS 4C2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Bore Feature | INCLUDED |
| Design Form | WEBBED |
| Groove Quantity | 1 |
| Bore Type | STRAIGHT |
| Hub Outside Diameter | 3.250 INCHES NOMINAL BOTH ENDS IN |
| Bearings | NOT INCLUDED |
| Outside Diameter | 8.000 INCHES NOMINAL IN |
| Groove Width | 0.750 INCHES NOMINAL IN |
| Counterbore Feature | NOT INCLUDED |
| Face Width | 1.188 INCHES NOMINAL IN |
| Groove Depth | 0.625 INCHES NOMINAL IN |
| Bore Diameter | 2.4995 INCHES MINIMUM AND 2.5005 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-741-1121 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 3020-00-741-1121 has 4 cross-referenced part numbers: 13Y4205 (Garwood/feller Inc Garwood Winch Div), 23360 (Vickers Inc), 311675 (Daf Trucks N.v.), 7411121 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 5 known substitutes for 3020-00-741-1121: 5977-00-019-0679, 2520-00-353-1043, 4010-01-299-7472 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7411121: Groove Radius: 0.344 INCHES NOMINAL IN; Bore Length: 1.985 INCHES MINIMUM AND 1.990 INCHES MAXIMUM IN; Style Designator: WEBBED OR SPOKED; Unable to Decode: UNABLE TO DECODE. 27 total characteristics are documented in the Federal Logistics Information System.