Nitrile Back-Up Rings
All Categories
90 Durometer Nitrile 'Parback®' style back up for o-ring.
Other materials available include hytrel, urethane, and PTFE, please contact us for more information.
Other materials available include hytrel, urethane, and PTFE, please contact us for more information.
Item # |
Item Description |
Inside Diameter |
Outside Diameter |
Width |
List Price |
Add To Cart/Request Quote |
---|---|---|---|---|---|---|
18-329 N90A /Asset/N90-BU.jpg | N/A 2 Inch (in) Inside Diameter, 2-3/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2 in | Outside Diameter N/A 2-3/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-330 N90A /Asset/N90-BU.jpg | N/A 2-1/8 Inch (in) Inside Diameter, 2-1/2 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2-1/8 in | Outside Diameter N/A 2-1/2 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-331 N90A /Asset/N90-BU.jpg | N/A 2-1/4 Inch (in) Inside Diameter, 2-5/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2-1/4 in | Outside Diameter N/A 2-5/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-332 N90A /Asset/N90-BU.jpg | N/A 2-3/8 Inch (in) Inside Diameter, 2-3/4 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2-3/8 in | Outside Diameter N/A 2-3/4 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-333 N90A /Asset/N90-BU.jpg | N/A 2-1/2 Inch (in) Inside Diameter, 2-7/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2-1/2 in | Outside Diameter N/A 2-7/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-334 N90A /Asset/N90-BU.jpg | N/A 2-5/8 Inch (in) Inside Diameter, 3 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2-5/8 in | Outside Diameter N/A 3 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-335 N90A /Asset/N90-BU.jpg | N/A 2-3/4 Inch (in) Inside Diameter, 3-1/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2-3/4 in | Outside Diameter N/A 3-1/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-336 N90A /Asset/N90-BU.jpg | N/A 2-7/8 Inch (in) Inside Diameter, 3-1/4 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 2-7/8 in | Outside Diameter N/A 3-1/4 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-337 N90A /Asset/N90-BU.jpg | N/A 3 Inch (in) Inside Diameter, 3-3/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3 in | Outside Diameter N/A 3-3/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-338 N90A /Asset/N90-BU.jpg | N/A 3-1/8 Inch (in) Inside Diameter, 3-1/2 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3-1/8 in | Outside Diameter N/A 3-1/2 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-339 N90A /Asset/N90-BU.jpg | N/A 3-1/4 Inch (in) Inside Diameter, 3-5/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3-1/4 in | Outside Diameter N/A 3-5/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-340 N90A /Asset/N90-BU.jpg | N/A 3-3/8 Inch (in) Inside Diameter, 3-3/4 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3-3/8 in | Outside Diameter N/A 3-3/4 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-341 N90A /Asset/N90-BU.jpg | N/A 3-1/2 Inch (in) Inside Diameter, 3-7/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3-1/2 in | Outside Diameter N/A 3-7/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-342 N90A /Asset/N90-BU.jpg | N/A 3-5/8 Inch (in) Inside Diameter, 4 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3-5/8 in | Outside Diameter N/A 4 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-343 N90A /Asset/N90-BU.jpg | N/A 3-3/4 Inch (in) Inside Diameter, 4-1/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3-3/4 in | Outside Diameter N/A 4-1/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-344 N90A /Asset/N90-BU.jpg | N/A 3-7/8 Inch (in) Inside Diameter, 4-1/4 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 3-7/8 in | Outside Diameter N/A 4-1/4 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-345 N90A /Asset/N90-BU.jpg | N/A 4 Inch (in) Inside Diameter, 4-3/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4 in | Outside Diameter N/A 4-3/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-346 N90A /Asset/N90-BU.jpg | N/A 4-1/8 Inch (in) Inside Diameter, 4-1/2 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4-1/8 in | Outside Diameter N/A 4-1/2 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-347 N90A /Asset/N90-BU.jpg | N/A 4-1/4 Inch (in) Inside Diameter, 4-5/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4-1/4 in | Outside Diameter N/A 4-5/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-348 N90A /Asset/N90-BU.jpg | N/A 4-3/8 Inch (in) Inside Diameter, 4-3/4 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4-3/8 in | Outside Diameter N/A 4-3/4 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-349 N90A /Asset/N90-BU.jpg | N/A 4-1/2 Inch (in) Inside Diameter, 4-7/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4-1/2 in | Outside Diameter N/A 4-7/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-350 N90A /Asset/N90-BU.jpg | N/A 4-5/8 Inch (in) Inside Diameter, 5 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4-5/8 in | Outside Diameter N/A 5 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-351 N90A /Asset/N90-BU.jpg | N/A 4-3/4 Inch (in) Inside Diameter, 5-1/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4-3/4 in | Outside Diameter N/A 5-1/8 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-352 N90A /Asset/N90-BU.jpg | N/A 4-7/8 Inch (in) Inside Diameter, 5-1/4 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 4-7/8 in | Outside Diameter N/A 5-1/4 in | Width N/A 3/16 in | {} |
Add To Cart
|
18-353 N90A /Asset/N90-BU.jpg | N/A 5 Inch (in) Inside Diameter, 5-3/8 Inch (in) Outside Diameter, and 3/16 Inch (in) Width Nitrile Back-Up Ring | Inside Diameter N/A 5 in | Outside Diameter N/A 5-3/8 in | Width N/A 3/16 in | {} |
Add To Cart
|