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-200 Series - 0.139 - 1/8" CS

50 Durometer, Commercial Grade Soft Buna-N

Designed for applications requiring soft O-ring sealing material. Primarily used as a low pressure static seal or gasket. B50 O-rings not in stock may take up to 7 weeks to ship. 6" ID & larger Vulcanized O-Rings available to reduce delivery times and minimum orders. Link to order B50 Vulcanized O-Rings.

Size not listed, special requirements or large quantities please click this link to Request a Price Quote.

 




Image Model+ Item Name Qty. Price Quantity Discounts
-221 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50221

-221 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

1-7/16"ID X 1-11/16"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
6508
$0.46

Add:
Min:  2
Quantity Discounts
2-86$0.46
87-526$0.35
527+$0.23
-222 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50222

-222 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

1-1/2"ID X 1-3/4"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$0.49

Add:
Min:  2
Quantity Discounts
2-67$0.49
68-399$0.37
400+$0.25
-223 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50223

-223 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

1-5/8"ID X 1-7/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
3250
$0.55

Add:

Quantity Discounts
1-56$0.55
57-333$0.41
334+$0.28
-224 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50224

-224 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

1-3/4"ID X 2"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
4637
$0.62

Add:

Quantity Discounts
1-46$0.62
47-277$0.47
278+$0.31
-225 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50225

-225 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

1-7/8"ID X 2-1/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
4227
$0.66

Add:

Quantity Discounts
1-43$0.66
44-263$0.50
264+$0.33
-226 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50226

-226 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

2"ID X 2-1/4"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
360
$0.73

Add:

Quantity Discounts
1-43$0.73
44-256$0.55
257+$0.37
-227 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50227

-227 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

2-1/8"ID X 2-3/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
83
$0.76

Add:

Quantity Discounts
1-38$0.76
39-232$0.57
233+$0.38
-228 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50228

-228 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

2-1/4"ID X 2-1/2"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
544
$0.88

Add:

Quantity Discounts
1-38$0.88
39-227$0.66
228+$0.44
-229 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50229

-229 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

2-3/8"ID X 2-5/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
45
$0.89

Add:

Quantity Discounts
1-33$0.89
34-199$0.67
200+$0.45
-230 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50230

-230 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

2-1/2"ID X 2-3/4"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
15
$1.01

Add:

Quantity Discounts
1-32$1.01
33-196$0.76
197+$0.51
-231 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50231

-231 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

2-5/8"ID X 2-7/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$1.05

Add:
Min:  239
Quantity Discounts
239-1,265$1.05
1,266-4,716$0.79
4,717+$0.53
-232 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50232

-232 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

2-3/4"ID X 3"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
16
$1.08

Add:

Quantity Discounts
1-30$1.08
31-185$0.81
186+$0.54
-233 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50233

-233 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as Buna-N or NBR, is a copolymer of...
0
$3.84

Add:
Min:  218
Quantity Discounts
218-574$3.84
575-4,310$2.88
4,311+$1.92
-234 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50234

-234 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

3"ID X 3-1/4"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$5.34

Add:
Min:  204
Quantity Discounts
204-537$5.34
538-4,032$4.01
4,033+$2.67
-235 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50235

-235 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

3-1/8"ID X 3-3/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$5.34

Add:
Min:  193
Quantity Discounts
193-510$5.34
511-3,846$4.01
3,847+$2.67
-236 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50236

-236 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

3-1/4"ID X 3-1/2"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
123
$1.35

Add:

Quantity Discounts
1-24$1.35
25-147$1.01
148+$0.68
-237 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50237

-237 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

3-3/8"ID X 3-5/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$1.37

Add:
Min:  183
Quantity Discounts
183-485$1.37
486-3,624$1.03
3,625+$0.69
-238 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50238

-238 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

3-1/2"ID X 3-3/4"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
274
$1.38

Add:

Quantity Discounts
1-24$1.38
25-149$1.04
150+$0.69
-239 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50239

-239 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

3-5/8"ID X 3-7/8"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
7
$1.41

Add:

Quantity Discounts
1-24$1.41
25-144$1.06
145+$0.71
-240 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50240

-240 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

3-3/4"ID X 4"OD X 1/8"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
35
$1.74

Add:

Quantity Discounts
1-23$1.74
24-138$1.31
139+$0.87