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400 Series




Image Model+ Item Name Qty. Price Quantity Discounts
ST425S Solid Teflon Backup Ring ST425S

ST425S Solid Teflon Backup Ring

AS568-425 (0.236" W X 4.551"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$15.76

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Quantity Discounts
1-2$15.76
3-12$11.82
13+$7.88
ST426S Solid Teflon Backup Ring ST426S

ST426S Solid Teflon Backup Ring

AS568-426 (0.236" W X 4.676"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$16.97

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Quantity Discounts
1$16.97
2-11$12.73
12+$8.49
ST427S Solid Teflon Backup Ring ST427S

ST427S Solid Teflon Backup Ring

AS568-427 (0.236" W X 4.801"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$17.58

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Quantity Discounts
1$17.58
2-11$13.19
12+$8.79
ST428S Solid Teflon Backup Ring ST428S

ST428S Solid Teflon Backup Ring

AS568-428 (0.236" W X 4.926"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$17.58

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Quantity Discounts
1$17.58
2-11$13.19
12+$8.79
ST429S Solid Teflon Backup Ring ST429S

ST429S Solid Teflon Backup Ring

AS568-429 (0.236" W X 5.051"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$18.17

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Quantity Discounts
1$18.17
2-11$13.63
12+$9.09
ST430S Solid Teflon Backup Ring ST430S

ST430S Solid Teflon Backup Ring

AS568-430 (0.236" W X 5.176"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$18.79

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Quantity Discounts
1$18.79
2-11$14.09
12+$9.40
ST431S Solid Teflon Backup Ring ST431S

ST431S Solid Teflon Backup Ring

AS568-431 (0.236" W X 5.301"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$19.99

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Quantity Discounts
1$19.99
2-11$14.99
12+$10.00
ST432S Solid Teflon Backup Ring ST432S

ST432S Solid Teflon Backup Ring

AS568-432 (0.236" W X 5.426"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$21.22

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Quantity Discounts
1$21.22
2-11$15.92
12+$10.61
ST433S Solid Teflon Backup Ring ST433S

ST433S Solid Teflon Backup Ring

AS568-433 (0.236" W X 5.551"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$21.81

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Quantity Discounts
1$21.81
2-11$16.36
12+$10.91
ST434S Solid Teflon Backup Ring ST434S

ST434S Solid Teflon Backup Ring

AS568-434 (0.236" W X 5.676"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$21.81

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Quantity Discounts
1$21.81
2-11$16.36
12+$10.91
ST435S Solid Teflon Backup Ring ST435S

ST435S Solid Teflon Backup Ring

AS568-435 (0.236" W X 5.801"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$22.43

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Quantity Discounts
1$22.43
2-11$16.82
12+$11.22
ST436S Solid Teflon Backup Ring ST436S

ST436S Solid Teflon Backup Ring

AS568-436 (0.236" W X 5.926"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$24.23

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Quantity Discounts
1$24.23
2-11$18.17
12+$12.12
ST437S Solid Teflon Backup Ring ST437S

ST437S Solid Teflon Backup Ring

AS568-437 (0.236" W X 6.051"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$24.84

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Quantity Discounts
1$24.84
2-11$18.63
12+$12.42
ST438S Solid Teflon Backup Ring ST438S

ST438S Solid Teflon Backup Ring

AS568-438 (0.236" W X 6.274"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$36.71

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Quantity Discounts
1$36.71
2-11$27.53
12+$18.36
ST439S Solid Teflon Backup Ring ST439S

ST439S Solid Teflon Backup Ring

AS568-439 (0.236" W X 6.524"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$38.96

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Quantity Discounts
1$38.96
2-11$29.22
12+$19.48
ST440S Solid Teflon Backup Ring ST440S

ST440S Solid Teflon Backup Ring

AS568-440 (0.236" W X 6.774"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$47.99

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Quantity Discounts
1$47.99
2-11$35.99
12+$24.00
ST441S Solid Teflon Backup Ring ST441S

ST441S Solid Teflon Backup Ring

AS568-441 (0.236" W X 7.024"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$47.99

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Quantity Discounts
1$47.99
2-11$35.99
12+$24.00
ST442S Solid Teflon Backup Ring ST442S

ST442S Solid Teflon Backup Ring

AS568-442 (0.236" W X 7.274"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$49.15

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Quantity Discounts
1$49.15
2-11$36.86
12+$24.58
ST443S Solid Teflon Backup Ring ST443S

ST443S Solid Teflon Backup Ring

AS568-443 (0.236" W X 7.524"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$50.71

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Quantity Discounts
1$50.71
2-11$38.03
12+$25.36
ST444S Solid Teflon Backup Ring ST444S

ST444S Solid Teflon Backup Ring

AS568-444 (0.236" W X 7.774"ID X 0.117"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$52.40

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Quantity Discounts
1$52.40
2-11$39.30
12+$26.20