The Washer,key, cataloged under National Stock Number 5310-00-186-0980, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Patterson Pump Co Div Patterson Pump Company. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 23 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-186-0980 |
| Primary Part Number | W21 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Patterson Pump Co Div Patterson Pump Company |
| Status | CANCELLED |
| External Prebent Key Width | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Material | STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1031 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Style Designator | KEY |
| Material Thickness | 0.094 INCHES NOMINAL IN |
| Internal Prebent Key Width | 0.313 INCHES MINIMUM AND 0.353 INCHES MAXIMUM IN |
| Internal Prebent Key Length | 0.250 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Outside Diameter | 5.000 INCHES MINIMUM AND 5.045 INCHES MAXIMUM IN |
| Overall Distance Including Keys | 5.703 INCHES NOMINAL IN |
| External Key Quantity | 19 |
| Hole Diameter | 4.192 INCHES MINIMUM AND 4.222 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| W21 | Patterson Pump Co Div Patterson Pump Company (USA) |
| CA625PC42 | Markey Machine Llc Div Markey Machine (USA) |
| W21 | Skf Usa Inc. (USA) |
| W21 | Naval Ship Systems Command (USA) |
| C84399BFPC271 | Patterson Pump Co Div Patterson Pump Company (USA) |
| C84399BFPC271 | New York Naval Shipyard Naval Base (USA) |
| W21 | Fag Bearings Corporation (USA) |
| 12Z335-52 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| W21 | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| 60620MPC271 | Patterson Pump Co Div Patterson Pump Company (USA) |
| MS19070-211 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| G378822PC50 | Elliott Company Div Jeannette (USA) |
| W21 | Timken Co Div the Timken Company (USA) |
| CA567APC46 | Markey Machine Llc Div Markey Machine (USA) |
| W21 | Whittet-Higgins Company (USA) |
| W21 | Markey Machine Llc Div Markey Machine (USA) |
| MIL-W-21338 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 771026P6 | General Dynamics Defense Systems Inc. Dba General Dynamics Advanced Information Systems (USA) |
| W21 | General Motors Corp Delco Moraine Ndh Div (USA) |
| W21 | Morris Material Handling, Inc. (USA) |
NSN 5310-00-186-0980 is a Washer,key, manufactured by Patterson Pump Co Div Patterson Pump Company, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-186-0980 has 32 cross-referenced part numbers: W21 (Patterson Pump Co Div Patterson Pump Company), CA625PC42 (Markey Machine Llc Div Markey Machine), W21 (Skf Usa Inc.), W21 (Naval Ship Systems Command), C84399BFPC271 (Patterson Pump Co Div Patterson Pump Company) and 27 more.
There are 12 known substitutes for 5310-00-186-0980: 5310-00-008-5904, 5330-00-012-4932, 5310-00-150-3963 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for W21: External Prebent Key Width: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Material: STEEL COMP 1005 OR STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1031 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OVERALL; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Style Designator: KEY. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-186-0980 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.