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O-Rings

-300 Series 3/16" CS




Image Model+ Item Name Qty. Price Quantity Discounts
ST321 Single Turn Split PTFE Back-Up Ring ST321

ST321 Single Turn Split PTFE Back-Up Ring

AS568-321 (0.183" W X 1.200"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$6.98

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Quantity Discounts
1-3$6.98
4-28$5.235
29+$3.49
ST324 Single Turn Split PTFE Back-Up Ring ST324

ST324 Single Turn Split PTFE Back-Up Ring

AS568-324 PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The amount of this extrusion is affected by O-ring...
28
$2.49

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Quantity Discounts
1-5$2.49
6-80$1.868
81+$1.245
ST325 Single Turn Split PTFE Back-Up Ring ST325

ST325 Single Turn Split PTFE Back-Up Ring

AS568-325 (0.183" W X 1.513"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
80
$1.22

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Quantity Discounts
1-10$1.22
11-163$0.915
164+$0.61
ST326 Single Turn Split PTFE Back-Up Ring ST326

ST326 Single Turn Split PTFE Back-Up Ring

AS568-326 (0.183" W X 1.638"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
2
$1.25

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Quantity Discounts
1-10$1.25
11-159$0.938
160+$0.625
ST327 Single Turn Split PTFE Back-Up Ring ST327

ST327 Single Turn Split PTFE Back-Up Ring

AS568-327 (0.183" W X 1.763"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$1.35

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Quantity Discounts
1-9$1.35
10-148$1.013
149+$0.675
ST328 Single Turn Split PTFE Back-Up Ring ST328

ST328 Single Turn Split PTFE Back-Up Ring

AS568-328 (0.183" W X 1.888"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
269
$1.37

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Quantity Discounts
1-9$1.37
10-145$1.028
146+$0.685
ST329 Single Turn Split PTFE Back-Up Ring ST329

ST329 Single Turn Split PTFE Back-Up Ring

AS568-329 (0.183" W X 2.013"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
5
$1.48

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Quantity Discounts
1-9$1.48
10-135$1.11
136+$0.74
ST330 Single Turn Split PTFE Back-Up Ring ST330

ST330 Single Turn Split PTFE Back-Up Ring

AS568-330 (0.183" W X 2.138"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
126
$1.62

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Quantity Discounts
1-8$1.62
9-123$1.215
124+$0.81
ST331 Single Turn Split PTFE Back-Up Ring ST331

ST331 Single Turn Split PTFE Back-Up Ring

AS568-331 (0.183" W X 2.268"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$1.63

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Quantity Discounts
1-8$1.63
9-122$1.223
123+$0.815
ST332 Single Turn Split PTFE Back-Up Ring ST332

ST332 Single Turn Split PTFE Back-Up Ring

AS568-332 (0.183" W X 2.393"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
4
$1.82

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Quantity Discounts
1-7$1.82
8-109$1.365
110+$0.91
ST333 Single Turn Split PTFE Back-Up Ring ST333

ST333 Single Turn Split PTFE Back-Up Ring

AS568-333 (0.183" W X 2.518"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
12
$1.84

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Quantity Discounts
1-7$1.84
8-108$1.38
109+$0.92
ST334 Single Turn Split PTFE Back-Up Ring ST334

ST334 Single Turn Split PTFE Back-Up Ring

AS568-334 (0.183" W X 2.643"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
19
$1.97

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Quantity Discounts
1-6$1.97
7-101$1.478
102+$0.985
ST335 Single Turn Split PTFE Back-Up Ring ST335

ST335 Single Turn Split PTFE Back-Up Ring

AS568-335 (0.183" W X 2.768"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$2.20

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Quantity Discounts
1-6$2.20
7-90$1.65
91+$1.10
ST336 Single Turn Split PTFE Back-Up Ring ST336

ST336 Single Turn Split PTFE Back-Up Ring

AS568-336 (0.183" W X 2.893"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$2.24

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Quantity Discounts
1-5$2.24
6-89$1.68
90+$1.12
ST337 Single Turn Split PTFE Back-Up Ring ST337

ST337 Single Turn Split PTFE Back-Up Ring

AS568-337 (0.183" W X 3.018"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$2.32

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Quantity Discounts
1-5$2.32
6-86$1.74
87+$1.16
ST338 Single Turn Split PTFE Back-Up Ring ST338

ST338 Single Turn Split PTFE Back-Up Ring

AS568-338 (0.183" W X 3.143"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
1
$2.36

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Quantity Discounts
1-5$2.36
6-84$1.77
85+$1.18
ST339 Single Turn Split PTFE Back-Up Ring ST339

ST339 Single Turn Split PTFE Back-Up Ring

AS568-339 (0.183" W X 3.273"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$2.40

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Quantity Discounts
1-5$2.40
6-83$1.80
84+$1.20
ST340 Single Turn Split PTFE Back-Up Ring ST340

ST340 Single Turn Split PTFE Back-Up Ring

AS568-340 (0.183" W X 3.398"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$2.47

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Quantity Discounts
1-5$2.47
6-80$1.853
81+$1.235
ST341 Single Turn Split PTFE Back-Up Ring ST341

ST341 Single Turn Split PTFE Back-Up Ring

AS568-341 (0.183" W X 3.523"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
14
$2.60

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Quantity Discounts
1-5$2.60
6-76$1.95
77+$1.30
ST342 Single Turn Split PTFE Back-Up Ring ST342

ST342 Single Turn Split PTFE Back-Up Ring

AS568-342 (0.183" W X 3.648"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
2
$2.68

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Quantity Discounts
1-4$2.68
5-74$2.01
75+$1.34
ST343 Single Turn Split PTFE Back-Up Ring ST343

ST343 Single Turn Split PTFE Back-Up Ring

AS568-343 (0.183" W X 3.773"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$2.75

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Quantity Discounts
1-4$2.75
5-72$2.063
73+$1.375
ST344 Single Turn Split PTFE Back-Up Ring ST344

ST344 Single Turn Split PTFE Back-Up Ring

AS568-344 (0.183" W X 3.898"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
30
$2.84

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Quantity Discounts
1-4$2.84
5-70$2.13
71+$1.42
ST345 Single Turn Split PTFE Back-Up Ring ST345

ST345 Single Turn Split PTFE Back-Up Ring

AS568-345 (0.183" W X 4.028"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$2.91

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Quantity Discounts
1-4$2.91
5-68$2.183
69+$1.455
ST346 Single Turn Split PTFE Back-Up Ring ST346

ST346 Single Turn Split PTFE Back-Up Ring

AS568-346 (0.183" W X 4.153"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
0
$3.04

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Quantity Discounts
1-4$3.04
5-65$2.28
66+$1.52
ST347 Single Turn Split PTFE Back-Up Ring ST347

ST347 Single Turn Split PTFE Back-Up Ring

AS568-347 (0.183" W X 4.278"ID X 0.076"HT) PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The...
3
$3.07

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Quantity Discounts
1-4$3.07
5-65$2.303
66+$1.535