Key features

• •BOSS/ORB 900 Series Standard:SAE O Ring assortment kit contains 12 standard: 904, 905, 906, 907, 908, 909, 910, 911, 912, 913, 914, 916 BOSS/ORB O-Rings
• •Multiple Size:Assorted SAE o ring assortment set contains Inch tube OD size:1/4'', 5/16'', 3/8'', 7/16'',1/2'',9/16'',5/8'', 11/16'', 3/4'', 13/16'',7/8'',1''
• •Material:Rubber o-rings set made of high-quality commercial grade black flexible nitrile(NBR) 70 Duro material,it has excellent high temperature and low temperature resistance,the working temperature range is from -40℃/-40℉ to 120℃/248℉,maintains good elasticity,has It has the advantages of ozone resist oil and heat
• •Wide Application:Rubber o ring kit for hydraulic fittings, hydraulic pumping, pneumatic motors, cylinders, engines, pumps,valves,boss tube fitting,straight thread tube fittings sealing
• •Convenient Storage:O'rings rubber are placed in a sturdy plastic storage box,each size with detailed label paper,are stored in order of small to large for easy retrieval.You can quickly find the O-Ring in the size you need without confusion