Search

Displaying 1 to 4 (of 4 Products)
Product Image Model Product Name Qty. Price
(image for) AS568-340 90A Duro Buna-N Rubber Dished Back-up Rings BU340-B90

AS568-340 90A Duro Buna-N Rubber Dished Back-up Rings

AS568-340 (0.183" W X 3.398"ID X 0.076"HT) A backup ring, or anti extrision device, is used in both static and dynamic O-Ring sealing applications. These Buna- N 90 durometer backup rings feature one dished face, allowing an ideal contoured and uniform contact with the O-Ring, and a flat surface for facing the extrusion gap. The Buna-N backup ring material, unlike teflon, still allows slight material elasticity during...
 In Stock: 771
$1.020
Add:
Min Qty:  5
(image for) AS568-340 Solid Chemical Resistant PTFE Backup Rings BU340-TEF-SOL

AS568-340 Solid Chemical Resistant PTFE Backup Rings

Solid PTFE Back-Up Rings – High-Performance Sealing Solutions Enhance your sealing system with The O-Ring Store LLC’s Solid PTFE Back-Up Rings. Manufactured from premium PTFE (Teflon), these back-up rings are engineered to provide exceptional support and performance in high-pressure and high-temperature applications. Available in both split and single-turn designs, PTFE back-up rings are a reliable choice for reducing extrusion and improving...
 In Stock: 0
$3.450
Add:
Min Qty:  73
(image for) AS568-340 UC90 Cast Urethane O-Rings 90 Duro Disogrin 9251 TODI UC90340

AS568-340 UC90 Cast Urethane O-Rings 90 Duro Disogrin 9251 TODI

Nominal Size: 3/16" CS x 3-3/8" ID x 3-3/4" OD Part number UC90340 is an AS568-340 UC90 cast polyester polyurethane O-Ring at 90 Shore A durometer, natural in color, TODI cured and molded from Freudenberg Disogrin 9251 with an actual size of 0.210" cross-section x 3.350" ID x 3.770" OD (5.33mm x 85.09mm x 95.76mm). It belongs to the AS568 -300 series, 0.210" (3/16") nominal cross-section family. It seals to 10,000 psi with standard gland...
 In Stock: 0
$13.850
Add:
Min Qty:  29
(image for) AS568-340 V90 FKM/Viton® Backup Rings Fluorocarbon 90 Durometer BU340-V90

AS568-340 V90 FKM/Viton® Backup Rings Fluorocarbon 90 Durometer

Contoured Back Up Ring Contoured back-up rings are anti-extrusion devices, used in both static and dynamic sealing environments; they are also useful when mating part clearances are not tightly controlled. In either case they can extend the useful life of O-rings. Contoured back-up rings have a slightly concave face on one side, enabling uniform contact with the entire diameter of the O-rings they are used...
 In Stock: 2
$3.600
Add:
Displaying 1 to 4 (of 4 Products)