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, lip seals, and as reciprocating shaft seals

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Item#:
MBT-210X220X1.9

ID-210 OD-220 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-210 OD-220 HT-1.9
SPEC SHEET

Available:
12.00
Your Price:
23.89
Each
Item#:
MBT-215X225X1.9

ID-215 OD-225 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-215 OD-225 HT-1.9
SPEC SHEET

Available:
7.00
Your Price:
29.86
Each
Item#:
MBT-219X234X1.9

ID-219 OD-234 HT-1.9 Virgin PTFE Solid Back Up Metric

Available:
1.00
Your Price:
24.30
Each
Item#:
MBT-21X25X1.25

ID-21 OD-25 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-21 OD-25 HT-1.25
SPEC SHEET

Available:
17.00
Your Price:
2.86
Each
Item#:
MBT-220X230X1.9

ID-220 OD-230 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-220 OD-230 HT-1.9
SPEC SHEET

Available:
30.00
Your Price:
25.02
Each
Item#:
MBT-225X235X1.9

ID-225 OD-235 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-225 OD-235 HT-1.9
SPEC SHEET

Available:
5.00
Your Price:
25.23
Each
Item#:
MBT-22X26X1.25

22 x 26 x 1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-22 OD-26 HT-1.25
SPEC SHEET

Available:
52.00
Your Price:
2.86
Each
Item#:
MBT-22X28X1.25

ID-22 OD-28 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-22 OD-28 HT-1.25
SPEC SHEET

Available:
54.00
Your Price:
2.85
Each
Item#:
MBT-230X240X1.9

ID-230 OD-240 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-230 OD-240 HT-1.9
SPEC SHEET

Available:
12.00
Your Price:
26.01
Each
Item#:
MBT-235X245X1.9

ID-235 OD-245 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-235 OD-245 HT-1.9
SPEC SHEET

Available:
4.00
Your Price:
26.57
Each
Item#:
MBT-240X250X1.9

ID-240 OD-250 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-240 OD-250 HT-1.9
SPEC SHEET

Available:
4.00
Your Price:
27.48
Each
Item#:
MBT-245X255X1.9

ID-245 OD-255 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-245 OD-255 HT-1.9
SPEC SHEET

Available:
5.00
Your Price:
28.03
Each
Item#:
MBT-24X30X1.25

ID-24 OD-30 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-24 OD-30 HT-1.25
SPEC SHEET

Available:
98.00
Your Price:
2.95
Each
Item#:
MBT-250X260X1.9

ID-250 OD-260 HT-1.9 Virgin PTFE Solid Back Up Metric

Available:
6.00
Your Price:
29.25
Each
Item#:
MBT-25X30X1.25

ID-25 OD-30 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-25 OD-30 HT-1.25
SPEC SHEET

Available:
88.00
Your Price:
2.86
Each
Item#:
MBT-25X31X1.25

ID-25 OD-31 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-25 OD-31 HT-1.25
SPEC SHEET

Available:
90.00
Your Price:
2.95
Each
Item#:
MBT-260X270X1.9

ID-260 OD-270 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-260 OD-270 HT-1.9
SPEC SHEET

Available:
5.00
Your Price:
30.61
Each
Item#:
MBT-26X32X1.25

ID-26 OD-32 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-26 OD-32 HT-1.25
SPEC SHEET

Available:
99.00
Your Price:
3.00
Each
Item#:
MBT-270X280X1.9

ID-270 OD-280 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-270 OD-280 HT-1.9
SPEC SHEET

Available:
14.00
Your Price:
32.58
Each
Item#:
MBT-280X290X1.9

ID-280 OD-290 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-280 OD-290 HT-1.9
SPEC SHEET

Available:
6.00
Your Price:
35.84
Each
Item#:
MBT-28X34X1.25

ID-28 OD-34 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-28 OD-34 HT-1.25
SPEC SHEET

Available:
48.00
Your Price:
3.00
Each
Item#:
MBT-290X300X1.9

ID-290 OD-300 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-290 OD-300 HT-1.9
SPEC SHEET

Available:
0.00
ETA:
05/01/2026
Your Price:
40.50
Each
Item#:
MBT-295X305X1.9

ID-295 OD-305 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-ID-295 OD-305 HT-1.9
SPEC SHEET

Available:
2.00
Your Price:
45.37
Each
Item#:
MBT-29X35X1.25

ID-29 OD-35 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-29 OD-35 HT-1.25
SPEC SHEET

Available:
28.00
Your Price:
3.00
Each
Item#:
MBT-300X310X1.9

ID-300 OD-310 HT-1.9 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-300 OD-310 HT-1.9
SPEC SHEET

Available:
5.00
Your Price:
52.19
Each
Item#:
MBT-30X35X1.25

30 x 35 x 1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-30 OD-35 HT-1.25
SPEC SHEET

Available:
51.00
Your Price:
2.86
Each
Item#:
MBT-30X36X1.25

ID-30 OD-36 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-30 OD-36 HT-1.25
SPEC SHEET

Available:
15.00
Your Price:
3.04
Each
Item#:
MBT-30X40X1.5-S

ID-30 OD-40 HT-1.5 Virgin PTFE Split Back Up Metric

Available:
56.00
Your Price:
3.03
Each
Item#:
MBT-30X42X1.5

ID-30 OD-42 HT-1.5 Virgin PTFE Solid Back Up Metric

Available:
13.00
Your Price:
8.37
Each
Item#:
MBT-31X37X1.25

ID-31 OD-37 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-31 OD-37 HT-1.25
SPEC SHEET

Available:
36.00
Your Price:
3.04
Each
Item#:
MBT-320X330X2.5

ID-320 OD-330 HT-2.5 Virgin PTFE Solid Back Up Metric

Available:
7.00
Your Price:
56.91
Each
Item#:
MBT-32X38X1.25

ID-32 OD-38 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-32 OD-38 HT-1.25
SPEC SHEET

Available:
79.00
Your Price:
3.04
Each
Item#:
MBT-34X40X1.25

ID-34 OD-40 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-34 OD-40 HT-1.25
SPEC SHEET

Available:
102.00
Your Price:
3.28
Each
Item#:
MBT-35X40X1.25

ID-35 OD-40 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-35 OD-40 HT-1.25
SPEC SHEET

Available:
54.00
Your Price:
2.89
Each
Item#:
MBT-35X41X1.25

ID-35 OD-41 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-35 OD-41 HT-1.25
SPEC SHEET

Available:
84.00
Your Price:
3.28
Each
Item#:
MBT-36X42X1.25

ID-36 OD-42 HT-1.25 Virgin PTFE Solid Back Up Metric

Hydraulic SealAlternative Seals: MBH, MBN

ID-36 OD-42 HT-1.25
SPEC SHEET

Available:
17.00
Your Price:
3.51
Each
|◀ ◀ 1009 - 1044 of 1638 ▶ ▶|
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