The Pulley,groove, cataloged under National Stock Number 3020-00-287-9662, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Arvan, Inc. Dba Aerospace Division. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-287-9662 |
| Primary Part Number | 20221-2 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Arvan, Inc. Dba Aerospace Division |
| Status | ACTIVE |
| Bore Diameter | 0.505 INCHES NOMINAL IN |
| Groove Radius | 0.130 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Distance From Outside Flange/rim to Hub End and Location | 0.121 INCHES NOMINAL AA END AND 0.121 INCHES NOMINAL BB END IN |
| Criticality Code Justification | FEAT |
| Specification/standard Data | 96906-MS20221-2 GOVERNMENT SPECIFICATION |
| Lightening Hole | NOT INCLUDED |
| Unable to Decode | UNABLE TO DECODE |
| Hub Outside Diameter | 0.800 INCHES NOMINAL BOTH ENDS IN |
| Counterbore Feature | NOT INCLUDED |
| Integral Cooling Vane | NOT INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Groove Quantity | 1 |
| Face Width | 0.507 INCHES NOMINAL IN |
| Bearing Quantity | 1 |
| Bearings | INCLUDED |
| Design Form | PLAIN |
| Bore Feature | INCLUDED |
| Groove Shape | U |
| Bearing Type | BALL |
| Unable to Decode | UNABLE TO DECODE |
| Bore Type | STRAIGHT |
| Bore Length | 0.750 INCHES NOMINAL IN |
| Groove Width | 0.360 INCHES NOMINAL IN |
| Outside Diameter | 4.130 INCHES NOMINAL IN |
| Groove Depth | 0.312 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20221-2 | Arvan, Inc. Dba Aerospace Division (USA) |
| 20221-2 | Witco Chemical Corp Allied Kelite Products Div (USA) |
| 20221-2 | Atco Pulley Corp |
| MS20221-2 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS20221-2 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| MIL-DTL-7034/3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AN221-2 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 3020-00-287-9662 is a Pulley,groove, manufactured by Arvan, Inc. Dba Aerospace Division, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-287-9662 has 7 cross-referenced part numbers: 20221-2 (Arvan, Inc. Dba Aerospace Division), 20221-2 (Witco Chemical Corp Allied Kelite Products Div), 20221-2 (Atco Pulley Corp), MS20221-2 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS20221-2 (Aeronautical Standards Group Dept of Navy and Air Force) and 2 more.
There are 11 known substitutes for 3020-00-287-9662: 5306-00-151-0517, 3020-00-200-1537, 3020-00-287-7920 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20221-2: Bore Diameter: 0.505 INCHES NOMINAL IN; Overall Length: 0.750 INCHES NOMINAL IN; Groove Radius: 0.130 INCHES NOMINAL IN; Style Designator: PLAIN. 29 total characteristics are documented in the Federal Logistics Information System.