This 382-piece SAE O-ring assortment kit includes a wide range of sizes ideal for sealing applications in automotive systems and general-purpose industrial maintenance. Made from durable nitrile butadiene rubber (NBR), these O-rings offer excellent resistance to hydrocarbons, oils, and fuels, with reliable tensile strength and compression resistance.

Specifications & Features

• Material: Nitrile Butadiene Rubber (NBR)
• Compatibility: Resistant to oils, hydrocarbons, gasoline, fats, and greases
• Not compatible with: Brake fluids
• Temperature Range: -50F to 220F
• Good abrasion resistance and resistance to compression
• High tensile strength for reliable long-term sealing

Included Sizes

• R-01 to R-06: 1/8″ to 1/2″ I/D 1/16″ Section 20 each
• R-07 to R-15: 3/8″ to 7/8″ I/D 3/32″ Section 13 each
• R-16 to R-32: 3/4″ to 2″ I/D 1/8″ Section 10 each

Full Size Chart

Click to view full listPart – I/D – O/D – Section – QuantityR-01 – 1/8″ – 1/4″ – 1/16″ – 20 R-02 – 3/16″ – 5/16″ – 1/16″ – 20 R-03 – 1/4″ – 3/8″ – 1/16″ – 20 R-04 – 5/16″ – 7/16″ – 1/16″ – 20 R-05 – 3/8″ – 1/2″ – 1/16″ – 20 R-06 – 1/2″ – 5/8″ – 1/16″ – 20 R-07 – 3/8″ – 9/16″ – 3/32″ – 13 R-08 – 7/16″ – 5/8″ – 3/32″ – 13 R-09 – 1/2″ – 11/16″ – 3/32″ – 13 R-10 – 9/16″ – 3/4″ – 3/32″ – 13 R-11 – 5/8″ – 13/16″ – 3/32″ – 13 R-12 – 11/16″ – 7/8″ – 3/32″ – 13 R-13 – 3/4″ – 15/16″ – 3/32″ – 13 R-14 – 13/16″ – 1″ – 3/32″ – 13 R-15 – 7/8″ – 1-1/16″ – 3/32″ – 13 R-16 – 3/4″ – 1″ – 1/8″ – 10 R-17 – 13/16″ – 1-1/16″ – 1/8″ – 10 R-18 – 7/8″ – 1-1/8″ – 1/8″ – 10 R-19 – 15/16″ – 1-3/16″ – 1/8″ – 10 R-20 – 1″ – 1-1/4″ – 1/8″ – 10 R-21 – 1-1/16″ – 1-5/16″ – 1/8″ – 10 R-22 – 1-1/8″ – 1-3/8″ – 1/8″ – 10 R-23 – 1-3/16″ – 1-7/16″ – 1/8″ – 10 R-24 – 1-1/4″ – 1-1/2″ – 1/8″ – 10 R-25 – 1-5/16″ – 1-9/16″ – 1/8″ – 10 R-26 – 1-3/8″ – 1-5/8″ – 1/8″ – 10 R-27 – 1-7/16″ – 1-11/16″ – 1/8″ – 10 R-28 – 1-1/2″ – 1-3/4″ – 1/8″ – 10 R-29 – 1-5/8″ – 1-7/8″ – 1/8″ – 10 R-30 – 1-3/4″ – 2″ – 1/8″ – 10 R-31 – 1-7/8″ – 2-1/8″ – 1/8″ – 10 R-32 – 2″ – 2-1/4″ – 1/8″ – 10