John Deere Original Equipment Pin, Heavy-Duty Spiral 1/4-20 (2-PACK) - M87590 This includes 2 Pin, Heavy-Duty Spiral 1/4-20 M87590's The part specifications for M87590: Part Number: M87590 Part Name: Pin, Heavy-Duty Spiral 1/4-20 Diameter(IN): 0.2500 Length(IN): 2.0000 Shear Value(LBF): 7699.9986 Material(ALPHA): 1070 Finish(ALPHA): O - Oiled This M87590 Pin, Heavy-Duty Spiral 1/4-20 fits these models: 160, 261 and 60-Inch Tractor-Mounted Rotary Mowers 26, 246, 60 and 51-Inch Rotary Brooms 2660VT Vertical Tillage 46-Inch Snow Thrower 47-Inch 2-Stage Snow Blower 50-Inch, 60-Inch, 72-Inch and 76-Inch Front-Mount Rotary Mowers 50-Inch, 60-Inch, and 72-Inch Mowers (655, 755, 855, and 955 Compact Utility Tractors) 60-Inch Tractor-Mounted Rotary Mower (For 400, 420 and 430 Series) 60-Inch and 72-Inch Mowers (70 Series Compact Utility Tractors) 60-Inch and 76-Inch Front-Mount Rear Discharge Mowers 606SH Stripping Unit 608SH Stripping Unit 72, 172 and 272 Rotary Mowers 7200 and 7400 Tractors (Worldwide Edition) 7210, 7410, 7510 Tractors (Worldwide Edition) 7405 Tractor 7460 Cotton Stripper with 748 Header 7600, 7700 and 7800 Tractors (Worldwide Edition) 7630 Tractor 7720, 7820 and 7920 Tractors (Worldwide Edition) 7730 Tractor 7830 Tractor 985 Field Cultivator SH12F Stripper Header SH12R Stripper Header SH8R Stripper Header This is an OEM John Deere part.