Brennan O-Rings

Motion carries a robust inventory of O-rings for your gasket and seal requirements. Choose from a vast selection of O-rings based on hardness, material, outside diameter, and cross section.

Looking for high quality O-rings that won't let you down? No matter what size or type of O-rings you require, you'll find them all at Motion, along with many other gaskets, seals, and sealing accessories.

What are O-rings?

An O-ring, which may also be known under other names like toric joints, is a specific type of mechanical gasket. As the name suggests, an O-ring is formed in an O or donut-like shape, technically known as a torus. Made from simple polymers, O-rings are used for forming seals between parts. They can have many applications and are some of the cheapest, easiest-to-make, and most reliable seals used in industrial applications today.

What are O-rings Used for?

The main function of O-rings is to form a seal between two joining parts. The O-ring is placed between the parts, acting as a sealing connector and helping to stop leaks and losses of gas or liquid, while also forming a layer of protection against debris. Different types and materials of O-rings may be used to seal components against various liquids and gases, and O-rings can handle high levels of pressure without breaking or bursting.

The Best O-rings

When using any kind of seal or gasket, including O-rings, it’s important to use good quality parts that won’t let you down. A good O-ring should be able to reliably keep your components and machines safe, while poor quality products can break or fail. At Motion, you’ll find nothing but the very best O-rings for sale from leading brands.

Buy O-rings Online

Motion aims to be your best choice for seals and gaskets like rubber O-rings and O-rings kits. We have a wide range of products in stock and ready to deliver, with super service and fair prices. Take a look through the full range and place your order today.

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Brennan 9900-12   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 00352514

IN STOCK
In stock
Brennan 9900-12
$2.50each
for your price $2.50each
Brennan 9900-12

Brennan 9900-08   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 00352513

IN STOCK
In stock
Brennan 9900-08
$1.77each
for your price $1.77each
Brennan 9900-08

Brennan 9900-24   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 00352520

IN STOCK
In stock
Brennan 9900-24
$9.65each
for your price $9.65each
Brennan 9900-24

Brennan 9900-16   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 00352516

IN STOCK
In stock
Brennan 9900-16
$4.24each
for your price $4.24each
Brennan 9900-16

Brennan 4000-06   

O-Ring - Buna-N Material, 0.4688 in ID, 0.0781 in Cross Section, 90 Durometer

MI ITEM 00328621

IN STOCK
In stock
Brennan 4000-06
$0.45each
for your price $0.45each
Brennan 4000-06

Brennan 4000-05   

O-Ring - Buna-N Material, 0.414 in ID, 0.072 in Cross Section, 90 Durometer

MI ITEM 00328614

AVAILABLE
Factory Order
Brennan 4000-05
$0.54each
for your price $0.54each
Brennan 4000-05

Brennan 4000-24   

O-Ring - Buna-N Material, 1.72 in ID, 0.118 in Cross Section, 90 Durometer

MI ITEM 00328680

IN STOCK
In stock
Brennan 4000-24
$1.47each
for your price $1.47each
Brennan 4000-24

Brennan 9900-06   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 00352512

IN STOCK
In stock
Brennan 9900-06
$1.51each
for your price $1.51each
Brennan 9900-06

Brennan 8800-33   

BONDED SEAL FOR METRIC THREAD

MI ITEM 02089998

AVAILABLE
Factory Order
Brennan 8800-33
$11.29each
for your price $11.29each
Brennan 8800-33

Brennan 4000-08   

O-Ring - Buna-N Material, 0.644 in ID, 0.087 in Cross Section, 90 Durometer

MI ITEM 00328630

IN STOCK
In stock
Brennan 4000-08
$0.51each
for your price $0.51each
Brennan 4000-08

Brennan 7002-16-20   

Straight Adapter - 1 in Male JIC 37° Flare x 1-1/4 in Male British Standard Pipe Parallel

MI ITEM 02090000

AVAILABLE
Factory Order
Brennan 7002-16-20
$67.66each
for your price $67.66each
Brennan 7002-16-20

Brennan 4000-12   

O-Ring - Buna-N Material, 0.924 in ID, 0.116 in Cross Section, 90 Durometer

MI ITEM 00328648

IN STOCK
In stock
Brennan 4000-12
$0.74each
for your price $0.74each
Brennan 4000-12

Brennan 8800-14   

BONDED SEAL FOR METRIC THREAD

MI ITEM 02089991

IN STOCK
In stock
Brennan 8800-14
$1.75each
for your price $1.75each
Brennan 8800-14

Brennan 9900-32-VITON   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 12090921

AVAILABLE
Factory Order
Brennan 9900-32-VITON
$29.54each
for your price $29.54each
Brennan 9900-32-VITON

Brennan 7045-06-20   

Straight Adapter - 3/8 in Female Pipe Rigid x 20 mm Male Metric, Steel

MI ITEM 02478600

IN STOCK
In stock
Brennan 7045-06-20
$31.50each
for your price $31.50each
Brennan 7045-06-20

Brennan 4000-14   

O-Ring - Buna-N Material, 1.047 in ID, 0.116 in Cross Section, 90 Durometer

MI ITEM 00328657

AVAILABLE
Factory Order
Brennan 4000-14
$0.99each
for your price $0.99each
Brennan 4000-14

Brennan 8800-10   

BONDED SEAL FOR METRIC THREAD

MI ITEM 02089989

IN STOCK
In stock
Brennan 8800-10
$1.49each
for your price $1.49each
Brennan 8800-10

Brennan 4000-20   

O-Ring - Buna-N Material, 1.475 in ID, 0.118 in Cross Section, 90 Durometer

MI ITEM 00328673

IN STOCK
In stock
Brennan 4000-20
$1.26each
for your price $1.26each
Brennan 4000-20

Brennan 4000-32   

O-Ring - Buna-N Material, 2.337 in ID, 0.118 in Cross Section, 90 Durometer

MI ITEM 00328688

AVAILABLE
Factory Order
Brennan 4000-32
$2.06each
for your price $2.06each
Brennan 4000-32

Brennan 4000-16   

O-Ring - Buna-N Material, 1.171 in ID, 0.116 in Cross Section, 90 Durometer

MI ITEM 00328664

IN STOCK
In stock
Brennan 4000-16
$0.92each
for your price $0.92each
Brennan 4000-16

Brennan 9900-08-SS   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 02479399

IN STOCK
In stock
Brennan 9900-08-SS
$13.79each
for your price $13.79each
Brennan 9900-08-SS

Brennan D2603-L06-L06-L06   

USA Sealing DIN Tee Coupling - 6 mm Bite-Type (3 Sides)

MI ITEM 04238433

AVAILABLE
Factory Order
Brennan D2603-L06-L06-L06
$13.90each
for your price $13.90each
Brennan D2603-L06-L06-L06

Brennan 9900-04   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 00352510

IN STOCK
In stock
Brennan 9900-04
$1.27each
for your price $1.27each
Brennan 9900-04

Brennan 9900-12-SS   

BONDED SEAL FOR MBSPP THREAD

MI ITEM 02479401

AVAILABLE
Factory Order
Brennan 9900-12-SS
$16.96each
for your price $16.96each
Brennan 9900-12-SS
Brennan 9900-12
MI ITEM 00352514
In stock
$2.50each
Brennan 9900-08
MI ITEM 00352513
In stock
$1.77each
Brennan 9900-24
MI ITEM 00352520
In stock
$9.65each
Brennan 9900-16
MI ITEM 00352516
In stock
$4.24each
Brennan 4000-06
MI ITEM 00328621
In stock
$0.45each
Brennan 4000-05
MI ITEM 00328614
Available - Factory Order
$0.54each
Brennan 4000-24
MI ITEM 00328680
In stock
$1.47each
Brennan 9900-06
MI ITEM 00352512
In stock
$1.51each
Brennan 8800-33
MI ITEM 02089998
Available - Factory Order
$11.29each
Brennan 4000-08
MI ITEM 00328630
In stock
$0.51each
Brennan 7002-16-20
MI ITEM 02090000
Available - Factory Order
$67.66each
Brennan 4000-12
MI ITEM 00328648
In stock
$0.74each
Brennan 8800-14
MI ITEM 02089991
In stock
$1.75each
Brennan 9900-32-VITON
MI ITEM 12090921
Available - Factory Order
$29.54each
Brennan 7045-06-20
MI ITEM 02478600
In stock
$31.50each
Brennan 4000-14
MI ITEM 00328657
Available - Factory Order
$0.99each
Brennan 8800-10
MI ITEM 02089989
In stock
$1.49each
Brennan 4000-20
MI ITEM 00328673
In stock
$1.26each
Brennan 4000-32
MI ITEM 00328688
Available - Factory Order
$2.06each
Brennan 4000-16
MI ITEM 00328664
In stock
$0.92each
Brennan 9900-08-SS
MI ITEM 02479399
In stock
$13.79each
Brennan D2603-L06-L06-L06
MI ITEM 04238433
Available - Factory Order
$13.90each
Brennan 9900-04
MI ITEM 00352510
In stock
$1.27each
Brennan 9900-12-SS
MI ITEM 02479401
Available - Factory Order
$16.96each