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-400 Series - 0.275 -1/4" 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+ Stock Price Quantity Discounts
12" to 18" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring VN50.275-018

12" to 18" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring

Rubber Toughened Cyanoacrylate Bonded Buna-N 50 Duro O-Rings: The most commonly used elastomer for sealing products. Nitrile, also known as Buna-N or...
0
$9.00



Quantity Discounts
1-9$9.00
10-24$8.10
25+$6.30
18" to 24" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring VN50.275-024

18" to 24" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring

Rubber Toughened Cyanoacrylate Bonded Buna-N 50 Duro O-Rings: The most commonly used elastomer for sealing products. Nitrile, also known as Buna-N or...
0
$11.12



Quantity Discounts
1-9$11.12
10-24$10.01
25+$7.78
24" to 30" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring VN50.275-030

24" to 30" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring

Rubber Toughened Cyanoacrylate Bonded Buna-N 50 Duro O-Rings: The most commonly used elastomer for sealing products. Nitrile, also known as Buna-N or...
0
$12.23



Quantity Discounts
1-9$12.23
10-24$11.01
25+$8.56
30" to 36" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring VN50.275-036

30" to 36" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring

Rubber Toughened Cyanoacrylate Bonded Buna-N 50 Duro O-Rings: The most commonly used elastomer for sealing products. Nitrile, also known as Buna-N or...
0
$15.56



Quantity Discounts
1-9$15.56
10-24$14.00
25+$10.89
5" to 12" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring VN50.275-012

5" to 12" ID X 0.275" (7.00mm) C/S Buna-N 50 Cold Bonded O-Ring

Rubber Toughened Cyanoacrylate Bonded Buna-N 50 Duro O-Rings: The most commonly used elastomer for sealing products. Nitrile, also known as Buna-N or...
2
$8.50



Quantity Discounts
1-9$8.50
10-24$7.65
25+$5.95
AS568-425 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50425

AS568-425 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

4-1/2" ID X 5" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$1.67

Add:
Min:  120
Quantity Discounts
120-279$1.67
280-1,796$1.25
1,797+$0.84
AS568-426 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50426

AS568-426 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

4-5/8" ID X 5-1/8" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
0
$1.69

Add:
Min:  119
Quantity Discounts
119-276$1.69
277-1,775$1.27
1,776+$0.85
AS568-427 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50427

AS568-427 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

4-3/4" ID X 5-1/4" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
0
$1.80

Add:
Min:  112
Quantity Discounts
112-259$1.80
260-1,666$1.35
1,667+$0.90
AS568-428 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50428

AS568-428 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

4-7/8" ID X 5-3/8" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
0
$1.84

Add:
Min:  109
Quantity Discounts
109-253$1.84
254-1,630$1.38
1,631+$0.92
AS568-429 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50429

AS568-429 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5" ID X 5-1/2" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$1.86

Add:
Min:  108
Quantity Discounts
108-250$1.86
251-1,612$1.40
1,613+$0.93
AS568-430 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50430

AS568-430 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5-1/8" ID X 5-5/8" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
0
$1.89

Add:
Min:  106
Quantity Discounts
106-246$1.89
247-1,587$1.42
1,588+$0.95
AS568-431 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50431

AS568-431 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5-1/4" ID X 5-3/4" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
0
$1.91

Add:
Min:  105
Quantity Discounts
105-244$1.91
245-1,570$1.43
1,571+$0.96
AS568-432 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50432

AS568-432 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5-3/8" ID X 5-7/8" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
67
$1.94

Add:

Quantity Discounts
1-240$1.94
241-1,546$1.46
1,547+$0.97
AS568-433 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50433

AS568-433 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5-1/2" ID X 6" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
437
$1.96

Add:

Quantity Discounts
1-17$1.96
18-102$1.47
103+$0.98
AS568-434 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50434

AS568-434 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5-5/8" ID X 6-1/8" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
7
$1.99

Add:

Quantity Discounts
1-234$1.99
235-1,507$1.49
1,508+$1.00
AS568-435 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50435

AS568-435 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5-3/4" ID X 6-1/4" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
0
$2.04

Add:
Min:  99
Quantity Discounts
99-228$2.04
229-1,470$1.53
1,471+$1.02
AS568-436 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50436

AS568-436 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

5-7/8" ID X 6-3/8" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
0
$2.09

Add:
Min:  96
Quantity Discounts
96-223$2.09
224-1,435$1.57
1,436+$1.05
AS568-437 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50437

AS568-437 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

6" ID X 6-1/2" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
480
$2.13

Add:

Quantity Discounts
1-219$2.13
220-1,408$1.60
1,409+$1.07
AS568-438 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50438

AS568-438 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

6-1/4"ID X 6-3/4"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$2.18

Add:
Min:  92
Quantity Discounts
92-214$2.18
215-1,376$1.64
1,377+$1.09
AS568-439 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50439

AS568-439 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

6-1/2" ID X 7" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
496
$2.21

Add:

Quantity Discounts
1-211$2.21
212-1,357$1.66
1,358+$1.11