Select a size to buy standard and custom o rings from the world s largest inventory network or custom orders can be made within a few weeks typically without tooling fees.
													
																	Flat o rings sizes. 
									
	
		
	
																	As568 size chart custom large o rings 5 and larger inside diameter can be vulcanized. 
																	Nominal cross section o rings. 
																	Find as568 o ring standard sizes by cross section inside diameter and outside diameter in our o ring size chart and separate o ring tolerance chart. 
																	Until now o ring standards have left a gap between the 1 8 and 3 16 nominal cross sections. 
															
													
									
	
		
	
																	Whether your application conforms to u s japanese jis british bs or common metric sizing for o rings these o ring size charts will help you locate the right o ring size. 
																	Order o rings online from the world s largest inventory network including custom o rings typically without tooling fees. 
																	O ring tolerances vary by use please refer to our o ring. 
																	The proper o ring size is a fundamental aspect of proper o ring performance. 
															
													
									
	
		
	
																	Below are the steps to take to properly measure for a new or replacement o ring. 
																	Metric o rings and custom size o rings are often used when a standard o ring size will not fit an application or existing hardware. 
																	Please contact us if you are looking for a size not shown in the 5 32 group. 
																	O ring size chart o ring cord stock osk assorted o ring kits osk o ring repair kits osk hydraulic seal kits osk air nailer o ring kits o ring lube o ring tools as568 o rings inch metric o rings mm osk pool spa pump o rings hydraulic seals inch o ring glue thread sealant vulcanized o rings o ring splice kits tools hydraulic seals metric oil. 
															
													
									
	
		
	
																	With flat edges on all four sides these square profile o rings cover more surface than round profile o rings for a better seal in static applications such as hose pipe and faucet connections. 
																	Download the o ring size chart to view standard sizes o rings are measured in millimeters. 
																	Usa as568 o ring standard sizes are the most commonly used o ring sizes in the world. 
																	Industrial square ring buna n duro 70 kit 436 pieces 36 size square o rings are square cross section seals designed to be interchangeable with standard as568 o rings 5 0 out of 5 stars 4 59 00 59. 
															
													
									
	
		
	
																	Place the o ring on a clean flat level surface. 
																	Determine the inside diameter by using a ruler to measure from one inner edge to another. 
																	If the o ring quad ring x ring or square ring you need doesn t fit these standards custom. 
																	1847 wilma dr clarkston wa 99403 phone 208 413 6377 fax 208 413 6719 001 cross section measures 1 32 002 cross section measures 3 64. 
															
													
									
	
		
	
																	The o ring store llc.