The Pulley,groove, cataloged under National Stock Number 3020-00-541-1630, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-541-1630 |
| Primary Part Number | 7D3-05210 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | CANCELLED |
| Bore Length | 0.750 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Surface Treatment | ANODIZE |
| Distance From Outside Flange/rim to Hub End and Location | 0.122 INCHES NOMINAL BOTH ENDS IN |
| Material Document and Classification | QQ-A-267, T4-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Style Designator | PLAIN |
| Groove Quantity | 1 |
| Bore Type | STRAIGHT |
| Split Hub Feature | NOT INCLUDED |
| Lightening Hole | NOT INCLUDED |
| Unable to Decode | UNABLE TO DECODE |
| Bore Feature | INCLUDED |
| Bearing Type | BALL |
| Face Width | 0.507 INCHES NOMINAL IN |
| Groove Shape | U |
| Design Form | PLAIN |
| Bearing Quantity | 1 |
| Unable to Decode | UNABLE TO DECODE |
| Bearings | INCLUDED |
| Counterbore Feature | NOT INCLUDED |
| Hub Outside Diameter | 0.800 INCHES NOMINAL BOTH ENDS IN |
| Groove Radius | 0.130 INCHES NOMINAL IN |
| Bore Diameter | 0.505 INCHES NOMINAL IN |
| Outside Diameter | 5.630 INCHES NOMINAL IN |
| Integral Cooling Vane | NOT INCLUDED |
| Groove Width | 0.360 INCHES NOMINAL IN |
| Groove Depth | 0.3125 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7D3-05210 | Lake Shore Systems, Inc. (USA) |
| AN221A3 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| NAS378-3 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| MS20221A3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| NAS378A3 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 7D3-05210 ITEM 7 | Lake Shore Systems, Inc. (USA) |
| MIL-DTL-7034/3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 20221A3 | Ralmark Co (USA) |
| 20221A3 | Atco Pulley Corp |
| 20221A3 | Arvan, Inc. Dba Aerospace Division (USA) |
NSN 3020-00-541-1630 is a Pulley,groove, manufactured by Lake Shore Systems, Inc., classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-541-1630 has 10 cross-referenced part numbers: 7D3-05210 (Lake Shore Systems, Inc.), AN221A3 (Aeronautical Standards Group Dept of Navy and Air Force), NAS378-3 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MS20221A3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), NAS378A3 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use) and 5 more.
There are 5 known substitutes for 3020-00-541-1630: 3020-00-200-1537, 3020-00-287-7920, 3020-00-287-9662 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7D3-05210: Bore Length: 0.750 INCHES NOMINAL IN; Overall Length: 0.750 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 2024 OVERALL; Surface Treatment: ANODIZE. 28 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-541-1630 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.