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-400 Series -1/4" CS - 0.275" 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
-460 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70460

-460 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

15 1/2"ID X 16"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
49
$3.76

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Quantity Discounts
1-9$3.76
10-54$2.82
55+$1.88
-461 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70461

-461 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

O-ring Size: 16"ID X 16 1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro: Nitrile, also known as Buna-N or NBR, is a copolymer of Butadiene and...
54
$3.85

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Quantity Discounts
1-8$3.85
9-51$2.89
52+$1.93
-462 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70462

-462 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

16 1/2"ID X 17"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
31
$3.96

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Quantity Discounts
1-8$3.96
9-51$2.97
52+$1.98
-463 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70463

-463 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

17"ID X 17 1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
8
$4.05

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Quantity Discounts
1-8$4.05
9-49$3.04
50+$2.03
-464 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70464

-464 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

17 1/2"ID X 18"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
13
$4.25

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Quantity Discounts
1-7$4.25
8-46$3.19
47+$2.13
-465 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70465

-465 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

18"ID X 18 1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
9
$4.43

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Quantity Discounts
1-7$4.43
8-44$3.32
45+$2.22
-466 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70466

-466 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

18-1/2"ID X 19"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
21
$5.39

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Quantity Discounts
1-6$5.39
7-37$4.04
38+$2.70
-467 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70467

-467 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

19"ID X 19-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
19
$7.46

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Quantity Discounts
1-4$7.46
5-26$5.60
27+$3.73
-468 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70468

-468 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

19-1/2"ID X 20"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
4
$5.73

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Quantity Discounts
1-5$5.73
6-34$4.30
35+$2.87
-469 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70469

-469 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

20"ID X 20-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
13
$5.73

Add:

Quantity Discounts
1-5$5.73
6-34$4.30
35+$2.87
-470 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70470

-470 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

21"ID X 21-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
65
$8.96

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Quantity Discounts
1-3$8.96
4-22$6.72
23+$4.48
-471 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70471

-471 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

22"ID X 22-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
4
$10.47

Add:

Quantity Discounts
1-3$10.47
4-19$7.85
20+$5.24
-472 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70472

-472 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

23"ID X 23-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
5
$11.99

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Quantity Discounts
1-2$11.99
3-16$8.99
17+$6.00
-473 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70473

-473 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

24"ID X 24 1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
5
$13.37

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Quantity Discounts
1-2$13.37
3-16$10.03
17+$6.69
-474 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70474

-474 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

25"ID X 25-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
5
$12.52

Add:

Quantity Discounts
1-2$12.52
3-15$9.39
16+$6.26
-475 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70475

-475 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

26"ID X 26-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
4
$12.76

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Quantity Discounts
1-2$12.76
3-15$9.57
16+$6.38
5" to 12" ID X 0.275" (7.00mm) C/S Buna-N 70 Vulcanized O-Ring VN70.275-012

5" to 12" ID X 0.275" (7.00mm) 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 2-3 days to ship. Spliced and vulcanized...
0
$6.50



Quantity Discounts
1$6.50
2-11$5.85
12+$4.88
12" to 18" ID X 0.275" (7.00mm) C/S Buna-N 70 Vulcanized O-Ring VN70.275-018

12" to 18" ID X 0.275" (7.00mm) 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 2-3 days to ship. Spliced and vulcanized...
0
$6.75



Quantity Discounts
1$6.75
2-11$6.08
12+$5.06
18" to 24" ID X 0.275" (7.00mm) C/S Buna-N 70 Vulcanized O-Ring VN70.275-024

18" to 24" ID X 0.275" (7.00mm) 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 2-3 days to ship. Spliced and vulcanized...
0
$7.00



Quantity Discounts
1$7.00
2-11$6.30
12+$5.25
24" to 30" ID X 0.275" (7.00mm) C/S Buna-N 70 Vulcanized O-Ring VN70.275-030

24" to 30" ID X 0.275" (7.00mm) C/S Buna-N 70 Vulcanized O-Ring

600mm ID to 762mm / 24" to 30" ID Spliced & Vulcanized O-Rings - Typical lead time is 2-3 days to ship. Spliced and vulcanized o-rings...
0
$7.50



Quantity Discounts
1$7.50
2-11$6.75
12+$5.63