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-200 Series - 1/8" CS - 0.139" CS

A general purpose, sulfur-cured Buna-N Nitrile O-Ring, the most commonly used elastomer for sealing products. Nitrile, also known as Buna-N or NBR, is a copolymer of Butadiene and Acrylonitirle. More than 50% of the Orings sold are Buna-N Nitrile Orings, commonly used in hydraulic/pneumatic motors, cylinders, pumps and valves.

Operating temperature: -40° to +250°F




Image Model+ Item Name Qty. Price Quantity Discounts
-261 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70261

-261 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

6 3/4"ID X 7"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
206
$0.55

Add:
Min:  2
Quantity Discounts
2-84$0.55
85-545$0.41
546+$0.28
-262 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70262

-262 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

7"ID X 7 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
-2
$0.57

Add:
Min:  2
Quantity Discounts
2-81$0.57
82-526$0.43
527+$0.29
-263 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70263

-263 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

7 1/4"ID X 7 1/2"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
172
$0.60

Add:
Min:  2
Quantity Discounts
2-77$0.60
78-499$0.45
500+$0.30
-264 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70264

-264 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

7 1/2"ID X 7 3/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$0.64

Add:
Min:  2
Quantity Discounts
2-72$0.64
73-468$0.48
469+$0.32
-265 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70265

-265 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

7 3/4"ID X 8"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
134
$0.67

Add:
Min:  2
Quantity Discounts
2-69$0.67
70-447$0.50
448+$0.34
-266 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70266

-266 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

8"ID X 8 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
138
$0.70

Add:
Min:  2
Quantity Discounts
2-66$0.70
67-428$0.53
429+$0.35
-267 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70267

-267 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

8 1/4"ID X 8 1/2"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
101
$0.73

Add:
Min:  2
Quantity Discounts
2-63$0.73
64-410$0.55
411+$0.37
-268 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70268

-268 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

8 1/2"ID X 8 3/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
123
$0.77

Add:

Quantity Discounts
1-60$0.77
61-389$0.58
390+$0.39
-269 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70269

-269 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

8 3/4"ID X 9"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
46
$0.80

Add:

Quantity Discounts
1-58$0.80
59-374$0.60
375+$0.40
-270 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70270

-270 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

9"ID X 9 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
96
$0.83

Add:

Quantity Discounts
1-56$0.83
57-361$0.62
362+$0.42
-271 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70271

-271 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

9 1/4"ID X 9 1/2"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
243
$0.92

Add:

Quantity Discounts
1-50$0.92
51-326$0.69
327+$0.46
-272 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70272

-272 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

9 1/2"ID X 9 3/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
1364
$1.00

Add:

Quantity Discounts
1-46$1.00
47-299$0.75
300+$0.50
-273 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70273

-273 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

9 3/4"ID X 10"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
27
$1.09

Add:

Quantity Discounts
1-42$1.09
43-275$0.82
276+$0.55
-274 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70274

-274 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

10"ID X 10 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
118
$1.17

Add:

Quantity Discounts
1-39$1.17
40-256$0.88
257+$0.59
-275 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70275

-275 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

10 1/2"ID X 10 3/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
91
$1.25

Add:

Quantity Discounts
1-37$1.25
38-239$0.94
240+$0.63
-276 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70276

-276 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

11"ID X 11 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
568
$1.34

Add:

Quantity Discounts
1-34$1.34
35-223$1.01
224+$0.67
-277 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70277

-277 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

11 1/2"ID X 11 3/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
48
$1.42

Add:

Quantity Discounts
1-32$1.42
33-211$1.07
212+$0.71
-278 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70278

-278 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

12"ID X 12 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$1.50

Add:

Quantity Discounts
1-31$1.50
32-199$1.13
200+$0.75
-279 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70279

-279 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

13"ID X 13 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
42
$1.59

Add:

Quantity Discounts
1-29$1.59
30-188$1.19
189+$0.80
-280 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70280

-280 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

14"ID X 14 1/4"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
59
$1.67

Add:

Quantity Discounts
1-27$1.67
28-179$1.25
180+$0.84