A back-up ring is a rigid ring that holds an elastomeric seal or plastic (such as Polyethylene) connection to its designed shape and in its correct place. Back up rings are commonly used with O-rings and lip seals.

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Item#:
MS28774-129

1.562 x 1.75 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.562 OD-1.75 HT-0.05
SPEC SHEET

Available:
67.00
Your Price:
4.86
Each
Item#:
MS28774-130

1.625 x 1.812 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.625 OD-1.812 HT-0.05
SPEC SHEET

Available:
73.00
Your Price:
5.15
Each
Item#:
MS28774-131

1.687 x 1.875 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.687 OD-1.875 HT-0.05
SPEC SHEET

Available:
21.00
Your Price:
5.18
Each
Item#:
MS28774-132

1.75 x 1.937 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.75 OD-1.937 HT-0.05
SPEC SHEET

Available:
3.00
Your Price:
5.34
Each
Item#:
MS28774-133

1.812 x 2 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.812 OD-2 HT-0.05
SPEC SHEET

Available:
44.00
Your Price:
5.38
Each
Item#:
MS28774-134

1.875 x 2.062 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.875 OD-2.062 HT-0.05
SPEC SHEET

Available:
16.00
Your Price:
6.12
Each
Item#:
MS28774-135

1.937 x 2.125 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.937 OD-2.125 HT-0.05
SPEC SHEET

Available:
73.00
Your Price:
5.88
Each
Item#:
MS28774-136

2 x 2.187 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2 OD-2.187 HT-0.05
SPEC SHEET

Available:
11.00
Your Price:
6.10
Each
Item#:
MS28774-137

2.062 x 2.25 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.062 OD-2.25 HT-0.05
SPEC SHEET

Available:
48.00
Your Price:
6.53
Each
Item#:
MS28774-138

2.125 x 2.312 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.125 OD-2.312 HT-0.05
SPEC SHEET

Available:
25.00
Your Price:
6.78
Each
Item#:
MS28774-139

2.187 x 2.375 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.187 OD-2.375 HT-0.05
SPEC SHEET

Available:
67.00
Your Price:
7.76
Each
Item#:
MS28774-140

2.25 x 2.437 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.25 OD-2.437 HT-0.05
SPEC SHEET

Available:
147.00
Your Price:
8.05
Each
Item#:
MS28774-141

2.312 x 2.5 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.312 OD-2.5 HT-0.05
SPEC SHEET

Available:
13.00
Your Price:
8.31
Each
Item#:
MS28774-142

2.375 x 2.562 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.375 OD-2.562 HT-0.05
SPEC SHEET

Available:
25.00
Your Price:
8.55
Each
Item#:
MS28774-143

2.437 x 2.625 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.437 OD-2.625 HT-0.05
SPEC SHEET

Available:
17.00
Your Price:
8.79
Each
Item#:
MS28774-144

2.5 x 2.687 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.5 OD-2.687 HT-0.05
SPEC SHEET

Available:
15.00
Your Price:
8.59
Each
Item#:
MS28774-145

2.562 x 2.75 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.562 OD-2.75 HT-0.05
SPEC SHEET

Available:
941.00
Your Price:
9.36
Each
Item#:
MS28774-146

2.625 x 2.812 x .05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-2.625 OD-2.812 HT-0.05
SPEC SHEET

Available:
10.00
Your Price:
10.00
Each
Item#:
MS28774-154

3-3/4 x 3.94 x .05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-38049 OD-3.94 HT-0.05
SPEC SHEET

Available:
40.00
Your Price:
12.04
Each
Item#:
MS28774-162

5.75 x 5.937 x .05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-5.75 OD-5.937 HT-0.05
SPEC SHEET

Available:
2.00
Your Price:
15.76
Each
Item#:
MS28774-204

0.375 x 0.625 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-0.375 OD-0.625 HT-0.05
SPEC SHEET

Available:
72.00
Your Price:
2.78
Each
Item#:
MS28774-206

ID 0.5 CS 0.125 HT 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-0.5 OD-0.125 HT-0.05
SPEC SHEET

Available:
25.00
Your Price:
1.73
Each
Item#:
MS28774-208

0.625 x 0.875 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: PSP, O-Ring, Quad-Ring, CP

ID-0.625 OD-0.875 HT-0.05
SPEC SHEET

Available:
77.00
Your Price:
3.17
Each
Item#:
MS28774-210

0.75 x 1 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-0.75 OD-1 HT-0.05
SPEC SHEET

Available:
157.00
Your Price:
3.25
Each
Item#:
MS28774-211

0.812 x 1.062 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-0.812 OD-1.062 HT-0.05
SPEC SHEET

Available:
176.00
Your Price:
3.53
Each
Item#:
MS28774-212

0.875 x 1.125 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-0.875 OD-1.125 HT-0.05
SPEC SHEET

Available:
100.00
Your Price:
3.66
Each
Item#:
MS28774-213

0.937 x 1.187 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-0.937 OD-1.187 HT-0.05
SPEC SHEET

Available:
111.00
Your Price:
3.77
Each
Item#:
MS28774-214

1 x 1.25 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1 OD-1.25 HT-0.05
SPEC SHEET

Available:
369.00
Your Price:
3.86
Each
Item#:
MS28774-215

1.062 x 1.312 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.062 OD-1.312 HT-0.05
SPEC SHEET

Available:
81.00
Your Price:
3.92
Each
Item#:
MS28774-216

1.125 x 1.375 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.125 OD-1.375 HT-0.05
SPEC SHEET

Available:
284.00
Your Price:
3.94
Each
Item#:
MS28774-217

1.187 x 1.437 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.187 OD-1.437 HT-0.05
SPEC SHEET

Available:
231.00
Your Price:
4.23
Each
Item#:
MS28774-218

1.25 x 1.5 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.25 OD-1.5 HT-0.05
SPEC SHEET

Available:
39.00
Your Price:
4.39
Each
Item#:
MS28774-219

1.312 x 1.562 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.312 OD-1.562 HT-0.05
SPEC SHEET

Available:
14.00
Your Price:
4.41
Each
Item#:
MS28774-220

1.375 x 1.625 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.375 OD-1.625 HT-0.05
SPEC SHEET

Available:
298.00
Your Price:
4.62
Each
Item#:
MS28774-221

1.437 x 1.687 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.437 OD-1.687 HT-0.05
SPEC SHEET

Available:
37.00
Your Price:
4.79
Each
Item#:
MS28774-222

1.5 x 1.75 x 0.05 Single Turn Scarf Cut PTFE Back Up Ring Inch

Hydraulic SealAlternative Seals: 8-, 19-, 51-, MS27595, MS28782/83

ID-1.5 OD-1.75 HT-0.05
SPEC SHEET

Available:
172.00
Your Price:
5.03
Each
|◀ ◀ 1333 - 1368 of 1586 ▶ ▶|
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