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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 Stock+ Price Quantity Discounts
12" to 18" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring VN70.139-018

12" to 18" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring

300mm ID to 450mm ID / 12" to 18" ID Spliced & Vulcanized O-Rings - Typical lead time is 3-5 days to ship. Spliced and vulcanized...
0
$6.25



Quantity Discounts
1$6.25
2-9$5.63
10+$4.69
18" to 24" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring VN70.139-024

18" to 24" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring

450mm ID to 600mm ID / 18" to 24" ID Spliced & Vulcanized O-Rings - Typical lead time is 3-5 days to ship. Spliced and vulcanized...
0
$6.50



Quantity Discounts
1$6.50
2-9$5.85
10+$4.88
24" to 30" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring VN70.139-030

24" to 30" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring

600mm ID to 762mm / 24" to 30" ID Spliced & Vulcanized O-Rings - Typical lead time is 3-5 days to ship. Spliced and vulcanized o-rings...
0
$7.00



Quantity Discounts
1$7.00
2-9$6.30
10+$5.25
30" to 36" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring VN70.139-036

30" to 36" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring

762mm ID to 914mm ID / 30" to 36" ID Spliced & Vulcanized O-Rings - Typical lead time is 3-5 days to ship. Spliced and vulcanized...
0
$7.25



Quantity Discounts
1$7.25
2-9$6.53
10+$5.44
5" to 12" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring VN70.139-012

5" to 12" ID X 0.139" (3.53mm) C/S Buna-N 70 Vulcanized O-Ring

125mm ID to 300mm ID / 5" to 12" ID Spliced & Vulcanized O-Rings - Typical lead time is 3-5 days to ship. Spliced and vulcanized...
0
$6.00



Quantity Discounts
1$6.00
2-9$5.40
10+$4.50
AS568-255 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70255

AS568-255 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

5 5/8"ID X 5 7/8"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$0.42

Add:
Min:  3
Quantity Discounts
3-111$0.42
112-714$0.32
715+$0.21
AS568-274 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70274

AS568-274 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...
19
$1.17

Add:

Quantity Discounts
1-39$1.17
40-256$0.88
257+$0.59
AS568-283 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70283

AS568-283 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

17"ID X 17 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...
22
$2.44

Add:

Quantity Discounts
1-19$2.44
20-122$1.83
123+$1.22
AS568-261 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70261

AS568-261 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...
25
$0.55

Add:
Min:  2
Quantity Discounts
2-84$0.55
85-545$0.41
546+$0.28
AS568-268 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70268

AS568-268 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...
31
$0.77

Add:

Quantity Discounts
1-60$0.77
61-389$0.58
390+$0.39
AS568-281 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70281

AS568-281 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

15"ID X 15 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...
35
$1.93

Add:

Quantity Discounts
1-24$1.93
25-155$1.45
156+$0.97
AS568-233 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70233

AS568-233 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

2 7/8"ID X 3 1/8"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
41
$0.12

Add:
Min:  5
Quantity Discounts
5-388$0.12
389-2,499$0.09
2,500+$0.06
AS568-280 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70280

AS568-280 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...
43
$1.67

Add:

Quantity Discounts
1-27$1.67
28-179$1.25
180+$0.84
AS568-243 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70243

AS568-243 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

4 1/8"ID X 4 3/8"OD X 1/8"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
44
$0.20

Add:
Min:  3
Quantity Discounts
3-233$0.20
234-1,499$0.15
1,500+$0.10
AS568-284 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70284

AS568-284 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

18"ID X 18 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...
44
$2.70

Add:

Quantity Discounts
1-17$2.70
18-111$2.03
112+$1.35
AS568-270 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70270

AS568-270 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...
47
$0.83

Add:

Quantity Discounts
1-56$0.83
57-361$0.62
362+$0.42
AS568-282 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70282

AS568-282 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

16"ID X 16 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...
47
$2.19

Add:

Quantity Discounts
1-21$2.19
22-136$1.64
137+$1.10
AS568-244 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70244

AS568-244 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

4 1/4"ID X 4 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...
57
$0.20

Add:
Min:  3
Quantity Discounts
3-233$0.20
234-1,499$0.15
1,500+$0.10
AS568-254 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70254

AS568-254 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

5 1/2"ID X 5 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...
59
$0.40

Add:
Min:  2
Quantity Discounts
2-116$0.40
117-749$0.30
750+$0.20
AS568-266 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70266

AS568-266 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...
76
$0.70

Add:
Min:  2
Quantity Discounts
2-66$0.70
67-428$0.53
429+$0.35