1159615 | ORB-03900-400-N70 (Pack of 2650) --- General Purpose O-Rings - 39x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring 136x1727.2x8mm Thread Size: 10-32 UNF Right

Thread Size: 10-32 UNF Right

85 tooth - 255x6 mm Timing 3

Brighton Best® 102190

SC028C013P

1159615 | ORB-03900-400-N70 (Pack of 2650) --- General Purpose O-Rings - 39x4 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring 136x1727.2x8mm Thread Size: 10-32 UNF Right39x4 mm Black General Purpose O Rings Nitrile (NBR, BUNA N) Sold Per 2650: Base Category: O Rings General Purpose Top Level Category: O Rings General Purpose Nitrile Rubber Bulk Product Details Inside Diameter (ID): 39. 00mm (39. 00mm is 1. 535 in.) Nitrile (NBR, BUNA N) Inside Diameter (ID): 39. 00mm (39. 00mm is 1. 535 in.) Section (t): 4. 00mm (4. 00mm is 0. 157 in.) Colour: Black Hardness: 70 Durometer Brand: MBA Country of Origin: TW Product