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#:
50002250-MB

2.25 x 3.25 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-2.25 OD-3.25 HT-0.5
SPEC SHEET

Available:
9.00
Your Price:
41.40
Each
Item#:
50002500-MB

2.5 x 3.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-2.5 OD-3.5 HT-0.5
SPEC SHEET

Available:
32.00
Your Price:
45.23
Each
Item#:
50003000-MB

3 x 4 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-3 OD-4 HT-0.5
SPEC SHEET

Available:
31.00
Your Price:
57.80
Each
Item#:
50003500-MB

3.5 x 4.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-3.5 OD-4.5 HT-0.5
SPEC SHEET

Available:
4.00
Your Price:
59.74
Each
Item#:
50004000-MB

4 x 5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-4 OD-5 HT-0.5
SPEC SHEET

Available:
26.00
Your Price:
67.68
Each
Item#:
50004500-MB

4.5 x 5.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-4.5 OD-5.5 HT-0.5
SPEC SHEET

Available:
1.00
Your Price:
75.06
Each
Item#:
50005000-MB

5 x 6 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-5 OD-6 HT-0.5
SPEC SHEET

Available:
16.00
Your Price:
82.54
Each
Item#:
50005500-MB

5.5 x 6.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-5.5 OD-6.5 HT-0.5
SPEC SHEET

Available:
5.00
Your Price:
89.66
Each
Item#:
50006000-MB

6 x 7 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-6 OD-7 HT-0.5
SPEC SHEET

Available:
21.00
Your Price:
106.04
Each
Item#:
50007000-MB

7 x 8 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-7 OD-8 HT-0.5
SPEC SHEET

Available:
13.00
Your Price:
111.14
Each
Item#:
50008000-MB 4652

8 x 9 x 0.5 65D FluoroMyte Modular Back Up Inch

Hydraulic Seal

ID-8 OD-9 HT-0.5
SPEC SHEET

Available:
5.00
Your Price:
135.12
Each
Item#:
50008500-MB

8.5 x 9.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-8.5 OD-9.5 HT-0.5
SPEC SHEET

Available:
9.00
Your Price:
123.60
Each
Item#:
50009000-MB

9 x 10 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-9 OD-10 HT-0.5
SPEC SHEET

Available:
5.00
Your Price:
126.14
Each
Item#:
50009500-MB

9.5 x 10.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-9.5 OD-10.5 HT-0.5
SPEC SHEET

Available:
8.00
Your Price:
175.72
Each
Item#:
50010000-MB

10 x 11 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-10 OD-11 HT-0.5
SPEC SHEET

Available:
10.00
Your Price:
140.02
Each
Item#:
50010000-MB 4652

10 x 11 x .5 FluoroMyte Modular Back Up

Hydraulic Seal

ID-10 OD-11 HT-0.5
SPEC SHEET

Available:
0.00
Contact us to order
Item#:
50010500-MB 4652

10.5 x 11.5 x 0.5 65D Polymite® Modular Back Up Inch

Hydraulic Seal

ID-10.5 OD-11.5 HT-0.5
SPEC SHEET

Available:
7.00
Your Price:
179.96
Each
Item#:
50011500-MB

11.5 x 12.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-11.5 OD-12.5 HT-0.5
SPEC SHEET

Available:
1.00
Your Price:
167.69
Each
Item#:
50012000-MB

12 x 13 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-12 OD-13 HT-0.5
SPEC SHEET

Available:
6.00
Your Price:
167.26
Each
Item#:
50013500-MB

13.5 x 14.5 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-13.5 OD-14.5 HT-0.5
SPEC SHEET

Available:
10.00
Your Price:
217.49
Each
Item#:
50019000-MB

19 x 20 x 0.5 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-19 OD-20 HT-0.5
SPEC SHEET

Available:
1.00
Your Price:
328.02
Each
Item#:
51-129 4651

ID-1.562 Nominal CS-3/32" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-1.562 Nominal CS-3/32

Available:
15.00
Your Price:
1.41
Each
Item#:
51-218 4651

ID-1.25 Nominal CS-1/8" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-1.25 Nominal CS-1/8

Available:
7.00
Your Price:
1.21
Each
Item#:
51-220 4651

ID-1.375 Nominal CS-1/8" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-1.375 Nominal CS-1/8

Available:
12.00
Your Price:
1.25
Each
Item#:
51-232 4651

ID-2.75 Nominal CS-1/8" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-2.75 Nominal CS-1/8

Available:
102.00
Your Price:
1.57
Each
Item#:
51-233 4651

ID-2.875 Nominal CS-1/8" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-2.875 Nominal CS-1/8

Available:
7.00
Your Price:
1.57
Each
Item#:
51-234 4651

ID-3 Nominal CS-1/8" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-3 Nominal CS-1/8

Available:
101.00
Your Price:
1.73
Each
Item#:
51-244 4651

ID-4.25 Nominal CS-1/8"  95A Urethane Flat Back Up Inch *Qty Ltd*

Hydraulic Seal

ID4.25 OD-4.50 HT-N/A

Available:
35.00
Your Price:
3.05
Each
Item#:
51-252 4651

ID-5.25 Nominal CS-1/8" 95A Urethane Flat Back Up Inch *Qty Ltd*

Hydraulic Seal

ID-5.25 OD-5.50 HT-N/A

Available:
18.00
Your Price:
4.54
Each
Item#:
51-316 4651

ID-0.875 Nominal CS-3/16" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-0.875 Nominal CS-3/16

Available:
20.00
Your Price:
1.21
Each
Item#:
51-336 4651

ID-2.875 Nominal CS-3/16" 95A Urethane Flat Back Up Inch

*Qty Ltd*
Hydraulic Seal

ID-2.875 Nominal CS-3/16

Available:
872.00
Your Price:
1.89
Each
Item#:
62512750-MB

12.75 x 14 x 0.625 65D Polyurethane Modular Back Up Inch

Hydraulic Seal

ID-12.75 OD-14 HT-0.625
SPEC SHEET

Available:
1.00
Your Price:
265.41
Each
Item#:
8-004 N90

ID-0.078 Nominal CS-1/16" 90D NBR Contoured Back Up Inch

Hydraulic SealAlternative Seals: 19-, 51-, MS28774, MS27595, MS28782, MS28783

ID-0.078 CS-1/16
SPEC SHEET

Available:
134.00
Your Price:
0.54
Each
Item#:
8-005 N90

ID-0.093 Nominal CS-1/16" 90D NBR Contoured Back Up Inch

Hydraulic SealAlternative Seals: 19-, 51-, MS28774, MS27595, MS28782, MS28783

ID-0.093 CS-1/16
SPEC SHEET

Available:
296.00
Your Price:
0.55
Each
Item#:
8-006 N90

ID-0.125 Nominal CS-1/16" 90D NBR Contoured Back Up Inch

Hydraulic SealAlternative Seals: 19-, 51-, MS28774, MS27595, MS28782, MS28783

ID-0.125 CS-1/16
SPEC SHEET

Available:
476.00
Your Price:
0.44
Each
Item#:
8-007 N90

ID-0.156 Nominal CS-1/16" 90D NBR Contoured Back Up Inch

Hydraulic SealAlternative Seals: 19-, 51-, MS28774, MS27595, MS28782, MS28783

ID-0.156 CS-1/16
SPEC SHEET

Available:
198.00
Your Price:
0.44
Each
|◀ ◀ 145 - 180 of 1584 ▶ ▶|
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