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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 Qty. Price Quantity Discounts
30" to 36" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized O-Ring VN50.275-036

30" to 36" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized 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
$14.00



Quantity Discounts
1$14.00
2-11$12.60
12+$10.50
24" to 30" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized O-Ring VN50.275-030

24" to 30" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized 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
$11.00



Quantity Discounts
1$11.00
2-11$9.90
12+$8.25
18" to 24" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized O-Ring VN50.275-024

18" to 24" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized 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
$10.00



Quantity Discounts
1$10.00
2-11$9.00
12+$7.50
12" to 18" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized O-Ring VN50.275-018

12" to 18" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized 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
$8.00



Quantity Discounts
1$8.00
2-11$7.20
12+$6.00
5" to 12" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized O-Ring VN50.275-012

5" to 12" ID X 0.275" (7.00mm) C/S Buna-N 50 Vulcanized 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
$7.50



Quantity Discounts
1$7.50
2-11$6.75
12+$5.63
-465 B50 Buna-N Rubber Vulcanized O-Ring B50465

-465 B50 Buna-N Rubber Vulcanized O-Ring

18"ID X 18-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$9.38

Add:
Min:  22
Quantity Discounts
22-49$9.38
50-319$7.04
320+$4.69
-464 B50 Buna-N Rubber Vulcanized O-Ring B50464

-464 B50 Buna-N Rubber Vulcanized O-Ring

17-1/2"ID X 18"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$9.32

Add:
Min:  22
Quantity Discounts
22-50$9.32
51-321$6.99
322+$4.66
-463 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50463

-463 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

17"ID X 17-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
23
$9.28

Add:

Quantity Discounts
1-50$9.28
51-323$6.96
324+$4.64
-462 B50 Buna-N Rubber Vulcanized O-ring B50462

-462 B50 Buna-N Rubber Vulcanized O-ring

16-1/2"ID X 17"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$9.23

Add:
Min:  22
Quantity Discounts
22-50$9.23
51-325$6.92
326+$4.62
-461 B50 Buna-N Rubber Vulcanized O-ring B50461

-461 B50 Buna-N Rubber Vulcanized O-ring

16"ID X 16-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$9.23

Add:
Min:  22
Quantity Discounts
22-50$9.23
51-325$6.92
326+$4.62
-460 B50 Buna-N Rubber Vulcanized O-Ring B50460

-460 B50 Buna-N Rubber Vulcanized O-Ring

15-1/2"ID X 16"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$9.06

Add:
Min:  23
Quantity Discounts
23-51$9.06
52-331$6.80
332+$4.53
-459 B50 Buna-N Rubber Vulcanized O-Ring B50459

-459 B50 Buna-N Rubber Vulcanized O-Ring

15"ID X 15-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
1
$6.36

Add:

Quantity Discounts
1-73$6.36
74-471$4.77
472+$3.18
-458 B50 Buna-N Rubber Vulcanized O-Ring B50458

-458 B50 Buna-N Rubber Vulcanized O-Ring

14-1/2"ID X 15"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$6.31

Add:
Min:  32
Quantity Discounts
32-73$6.31
74-475$4.73
476+$3.16
-457 B50 Buna-N Rubber Vulcanized O-Ring B50457

-457 B50 Buna-N Rubber Vulcanized O-Ring

14"ID X 14-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$6.21

Add:
Min:  33
Quantity Discounts
33-75$6.21
76-483$4.66
484+$3.11
-456 B50 Buna-N Rubber Vulcanized O-Ring B50456

-456 B50 Buna-N Rubber Vulcanized O-Ring

13-1/2" ID X 14" OD X 1/4" CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
0
$6.13

Add:
Min:  33
Quantity Discounts
33-76$6.13
77-489$4.60
490+$3.07
-455 B50 Buna-N Rubber Vulcanized O-Ring B50455

-455 B50 Buna-N Rubber Vulcanized O-Ring

13"ID X 13-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$6.05

Add:
Min:  34
Quantity Discounts
34-77$6.05
78-495$4.54
496+$3.03
-454 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50454

-454 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

12-1/2"ID X 13"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
129
$5.97

Add:

Quantity Discounts
1-78$5.97
79-502$4.48
503+$2.99
-453 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50453

-453 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

12"ID X 12-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
146
$5.90

Add:

Quantity Discounts
1-79$5.90
80-508$4.43
509+$2.95
-452 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring B50452

-452 B50 (NBR) Buna-N Nitrile 50 Duro O-Ring

11-1/2"ID X 12"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$5.84

Add:
Min:  35
Quantity Discounts
35-79$5.84
80-513$4.38
514+$2.92
-451 B50 Buna-N Rubber Vulcanized O-ring B50451

-451 B50 Buna-N Rubber Vulcanized O-ring

11"ID X 11-1/2"OD X 1/4"CS Buna-N O-Rings 50 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
0
$5.75

Add:
Min:  35
Quantity Discounts
35-81$5.75
82-521$4.31
522+$2.88