The Pulley,groove, cataloged under National Stock Number 3020-00-517-1327, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 23 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-517-1327 |
| Primary Part Number | NAS378-2 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use |
| Status | CANCELLED |
| Groove Quantity | 1 |
| Bearing Quantity | 1 |
| Counterbore Feature | NOT INCLUDED |
| Face Width | 0.507 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Design Form | PLAIN |
| Bearings | INCLUDED |
| Lightening Hole | NOT INCLUDED |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Style Designator | PLAIN |
| Groove Shape | U |
| Split Hub Feature | NOT INCLUDED |
| Material Document and Classification | QQ-A-268, T4-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | ANODIZE |
| Bearing Type | BALL |
| Bore Diameter | 0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Outside Diameter | 4.130 INCHES NOMINAL IN |
| Groove Depth | 0.312 INCHES NOMINAL IN |
| Bore Length | 0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Groove Radius | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Groove Width | 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| NAS378-2 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| AN221A2 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| MS20221A2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS20221A2 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 20221A2 | Atco Pulley Corp |
| MIL-DTL-7034/3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MILP7034 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 20221A2 | Ralmark Co (USA) |
| 20221A2 | Arvan, Inc. Dba Aerospace Division (USA) |
| NAS378A2 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
NSN 3020-00-517-1327 is a Pulley,groove, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-517-1327 has 10 cross-referenced part numbers: NAS378-2 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), AN221A2 (Aeronautical Standards Group Dept of Navy and Air Force), MS20221A2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS20221A2 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 20221A2 (Atco Pulley Corp) and 5 more.
There are 8 known substitutes for 3020-00-517-1327: 3020-00-200-1537, 3020-00-277-1128, 3020-00-287-7920 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for NAS378-2: Groove Quantity: 1; Bearing Quantity: 1; Counterbore Feature: NOT INCLUDED; Face Width: 0.507 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-517-1327 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.