The wide ranges of ID dimensions of O-Rings are developed around standard inch fractional sizes. This sizing system is referred to as the 

Bold type denotes Standard AS568. Please check out latest standard for current revision. Inches Millimeters I.D. W. I.D. W. Inches Millimeters I.D. W. I.D. W. Inches Millimeters O-Ring Seal Sizes NOT all sizes readily available in all materials. For quotes, prototypes or questions, call: 1-800-828-7745

Scroll right and left to see nominal, standard and metric sizes on chart. The chart below lists O-rings in the 2- series. For additional sizes, please contact Web Seal. Also, visit our O-Rings and Back-up Rings page for additional information. Show.

An O-ring, or toroidal seal, is the most common type of seal used in the world today. PPE manufactures elastomer O-rings from a broad range of material grades to the following international standard O-ring sizes:-AS568 SAE (Society of Automotive Engineers) Standard O-ring sizes;

AS568 I.D. ± C/S ± O.D. I.D. ± C/S ± O.D. ‑001 0.029 0.004 0.040 0.003 0.109 0.74 0.11 1.02 0.07 2.78 ‑002 0.042 0.004 0.050 0.003 0.142 1.07 0.11 1.27 0.07 3.61 ‑003 0.056 0.004 0.060 0.003 0.176 1.42 0.11 1.53 0.07 4.48

The standard sizes used by o-ring manufacturers in the United States are defined by Aerospace Standard AS568B, Aerospace Size Standard for O-rings. That document, published by the Society of Automotive Engineers (SAE), lists the sizes of O-rings in six series or groups in both inches and millimeters.

SKF supplies all O-rings with dimensional tolerances in accordance with ISO 3601-1: Class B (table 2). They are suitable for any elastomer material provided 

370 rows · Cross-sectional diameters range from 0.040 to 0.275 inch. Inside diameters range from 0.029 to

We're professional standard o ring sizes manufacturers and suppliers in China, specialized in providing high quality customized products. Bonded Seals; O Ring Kit; ED Rings; Pneumatic Seals; Seals Application For Different Field; Get More Information Request a Brochure and Samples. Contact Us. Tel:+86-592-5171076. Fax:+86-592-5166562.

Select the Seal. Select the proper O-Ring size from the Standard Size table. Start by turning to the section of the table for the cross-section size you have selected, and then finding the O-Ring for the proper size bore or rod (shaft) you are sealing.

dynamic seal design and o-ring failure modes. It also provides an overview of international sizes and standards, and compatibility data for fluids,.

O-rings are available in 349 sizes as set up by the Aerospace Standard 568 published by the Society of Automotive Engineers. These sizes are designated by 

USA AS568 o-ring standard sizes are the most commonly used o-ring sizes in the world. Refer to our standard o-ring size chart to find USA AS568 o-ring dimensions. Order o-rings online from the world’s largest inventory network including custom o-rings typically without tooling fees.

Cross-sectional diameters range from 0.040 to 0.275 inch. Inside diameters range from 0.029 to 25.940 inches.

Size:Standards are specified by their ISO 3601 dash number. O-Ring size is defined by inside diameter and cross-section (width) and is listed in both fractional and decimal dimensions with tolerances. The standards range in I.D.’s from .74 mm to 658.88 mm and cross sections (widths) from 1.02 mm to 6.99 mm.

An O-ring is a solid-rubber seal shaped like a doughnut or torus. When compressed between mating surfaces, an O-ring blocks the passage of 20 sizes for boss seals. The standard sizes are also used for most military specifications. Cross-sectional diameters range from 0.040 to 0.275 inch. Inside diameters range from 0.029 to

Standard and Metric Oil Seal Size Chart. Global O-Ring and Seal’s Oil Seal Size Chart contains over 15,000 size combinations of oil seals. Shaft, Bore, and Width are all searchable in inches and millimeters. This interactive chart will display all matching sizes based on the dimensions keyed. For more information or to request a quote, please

Marco Rubber & Plastics offers the most diverse material options in the market. We supply o-rings and seals in any size, material, durometer and performance requirements. Custom material development and design are typically available at no cost. Exceptional Service

Multi Size to Meet Your Needs: including 32 most commonly used sizes, from 1/8” ID x 1/4” OD to 3/4” ID x 2-1/4” OD can almost meet your needs All needs. Comply 

Check out our guide to International O-Ring Size Standards. AS568 AS568 is the most commonly used standard in the United States for defining “inch sizes” of o-rings. AS568 SIZE CHART

The metric sizes are based on the International Standard ISO 3601-1:2002. Metric O-ring measurements are grouped into two series: G and A. Each has a different application. The G series is used for general purpose applications, while the A series is for Aerospace applications. O-ring seal measurements are based on their diameters.

Standard O-Ring - If ordering 10,000 pieces of an ISO 3601-110 in 70 durometer Silicone your order would read: 10,000 ISO 3601-110 70SL Online: applerubber.com. For complete list of o-ring seal sizes, please use the O-Ring Size Search Tool online at applerubber.com. Standard O-Rings 800.828.7745 (U.S. and Canada only) 716.684.6560 or

This standard provides the standard sizes and side identification codes for preformed packings, elastomeric o-ring seals, for use in metric 

ISO3601 ‑004 1.78 0.13 0.070 0.005 ISO3601 ‑005 2.57 0.13 0.101 0.005 ISO3601 ‑006 2.9 0.13 0.114 0.005 ISO3601 ‑007 3.69 0.13 0.145 0.005

O-ring Size Chart · Nitrile NBR 70 and 90 Shore A, · Fluoroelastomer FKM (Viton®) 75 and 90 Shore A, · Perfluoroelastomer FFKM · (Kalrez®) 75 Shore A. · Ethylene- 

for O-rings used in sealing applications and for straight thread tube fitting boss gaskets. British Standard (BS) which are imperial sizes 

O-Ring Size Charts. USA O-Ring Size Chart; USA X-Ring Size Chart; USA Square Ring Size Chart; Common Metric O-Ring Size Chart; Standard Square Ring Seal Sizing Chart. Standard USA Square-Rings sizes. Dimensions per AS568 although tolerances vary by use, please see our tolerance pages. Thousands of non-standard sizes are available in stock

O-Ring Standard Size Charts . O-Rings are available in various standard sizes. Refer to our o-ring sizing charts for the most commonly used sizes around the world like; USA AS568 o-ring standard sizing chart, common metric o-ring sizing chart, Japanese JIS o-ring sizing chart, British BS o-ring sizing chart, quad-ring ® seals x-ring sizing charts, square ring sizing chart.

The standard sizes used by O-ring manufacturers in the United States are defined by Aerospace Standard AS568B, Aerospace Size Standard for O-rings. The sixth series includes 20 sizes for boss seals. The standard sizes are also used for most military specifications. Cross-sectional diameters range from 0.040 to 0.275 inch. Inside diameters

Global O-Ring and Seal carries a full line of o-rings in all standard AS568 and most metric sizes. We are also here to guide you through the sizing process. Give us a call at 832-448-5550 to speak with an Industry Expert, or if you are local to the Houston area, come visit us at our Will Call department for more help on sizing o-rings.

The standard sizes are also used for most military specifications. Cross-sectional diameters range from 0.040 to 0.275 inch. Inside diameters range from 0.029 to 25.940 inches. Parco also has hundreds of molds for non-standard sizes. Parco offers O-rings in all 369 standard sizes, shown on the enclosed chart. Metric Sizes