7am-3pm Pacific Mon-Fri | 208-413-6377

300 Series




Image Model+ Item Name Qty. Price Quantity Discounts
ST321S Solid Teflon Backup Ring ST321S

ST321S Solid Teflon Backup Ring

AS568-321 (0.183" W X 1.2"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems....
0
$10.46

Add:

Quantity Discounts
1-3$10.46
4-19$7.85
20+$5.23
ST324S Solid Teflon Backup Ring ST324S

ST324S Solid Teflon Backup Ring

AS568-324 Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing systems. The amount of this extrusion is affected by...
0
$2.49

Add:
Min:  5
Quantity Discounts
5-13$2.49
14-80$1.87
81+$1.25
ST325S Solid Teflon Backup Ring ST325S

ST325S Solid Teflon Backup Ring

AS568-325 (0.183" W X 1.513"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$10.61

Add:

Quantity Discounts
1-3$10.61
4-18$7.96
19+$5.31
ST326S Solid Teflon Backup Ring ST326S

ST326S Solid Teflon Backup Ring

AS568-326 (0.183" W X 1.638"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
84
$2.49

Add:

Quantity Discounts
1-13$2.49
14-80$1.87
81+$1.25
ST327S Solid Teflon Backup Ring ST327S

ST327S Solid Teflon Backup Ring

AS568-327 (0.183" W X 1.763"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
1
$2.70

Add:

Quantity Discounts
1-12$2.70
13-74$2.03
75+$1.35
ST328S Solid Teflon Backup Ring ST328S

ST328S Solid Teflon Backup Ring

AS568-328 (0.183" W X 1.888"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$2.74

Add:

Quantity Discounts
1-12$2.74
13-72$2.06
73+$1.37
ST329S Solid Teflon Backup Ring ST329S

ST329S Solid Teflon Backup Ring

AS568-329 (0.183" W X 2.013"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
6
$2.97

Add:

Quantity Discounts
1-11$2.97
12-67$2.23
68+$1.49
ST330S Solid Teflon Backup Ring ST330S

ST330S Solid Teflon Backup Ring

AS568-330 (0.183" W X 2.138"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$3.25

Add:

Quantity Discounts
1-10$3.25
11-61$2.44
62+$1.63
ST331S Solid Teflon Backup Ring ST331S

ST331S Solid Teflon Backup Ring

AS568-331 (0.183" W X 2.268"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$3.26

Add:

Quantity Discounts
1-10$3.26
11-61$2.45
62+$1.63
ST332S Solid Teflon Backup Ring ST332S

ST332S Solid Teflon Backup Ring

AS568-332 (0.183" W X 2.393"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$3.64

Add:

Quantity Discounts
1-9$3.64
10-54$2.73
55+$1.82
ST333S Solid Teflon Backup Ring ST333S

ST333S Solid Teflon Backup Ring

AS568-333 (0.183" W X 2.518"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$3.68

Add:

Quantity Discounts
1-9$3.68
10-54$2.76
55+$1.84
ST334S Solid Teflon Backup Ring ST334S

ST334S Solid Teflon Backup Ring

AS568-334 (0.183" W X 2.643"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
10
$3.93

Add:

Quantity Discounts
1-8$3.93
9-50$2.95
51+$1.97
ST335S Solid Teflon Backup Ring ST335S

ST335S Solid Teflon Backup Ring

AS568-335 (0.183" W X 2.768"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
1
$4.40

Add:

Quantity Discounts
1-7$4.40
8-45$3.30
46+$2.20
ST336S Solid Teflon Backup Ring ST336S

ST336S Solid Teflon Backup Ring

AS568-336 (0.183" W X 2.893"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
4
$4.48

Add:

Quantity Discounts
1-7$4.48
8-44$3.36
45+$2.24
ST337S Solid Teflon Backup Ring ST337S

ST337S Solid Teflon Backup Ring

AS568-337 (0.183" W X 3.018"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$4.63

Add:

Quantity Discounts
1-7$4.63
8-43$3.47
44+$2.32
ST338S Solid Teflon Backup Ring ST338S

ST338S Solid Teflon Backup Ring

AS568-338 (0.183" W X 3.143"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
10
$4.72

Add:

Quantity Discounts
1-7$4.72
8-42$3.54
43+$2.36
ST339S Solid Teflon Backup Ring ST339S

ST339S Solid Teflon Backup Ring

AS568-339 (0.183" W X 3.273"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$4.80

Add:

Quantity Discounts
1-6$4.80
7-41$3.60
42+$2.40
ST340S Solid Teflon Backup Ring ST340S

ST340S Solid Teflon Backup Ring

AS568-340 (0.183" W X 3.398"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$4.94

Add:

Quantity Discounts
1-6$4.94
7-40$3.71
41+$2.47
ST341S Solid Teflon Backup Ring ST341S

ST341S Solid Teflon Backup Ring

AS568-341 (0.183" W X 3.523"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
2
$5.19

Add:

Quantity Discounts
1-6$5.19
7-38$3.89
39+$2.60
ST342S Solid Teflon Backup Ring ST342S

ST342S Solid Teflon Backup Ring

AS568-342 (0.183" W X 3.648"ID X 0.076"HT) Teflon PTFE Back-up Rings are designed to prevent extrusion in rubber O-ring sealing...
0
$5.36

Add:

Quantity Discounts
1-6$5.36
7-37$4.02
38+$2.68