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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
-447 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70447

-447 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

9"ID X 9 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...
-105
$1.54

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Quantity Discounts
1-21$1.54
22-129$1.16
130+$0.77
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
30" to 36" ID X 0.275" (7.00mm) C/S Buna-N 70 Vulcanized O-Ring VN70.275-036

30" to 36" ID X 0.275" (7.00mm) 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 2-3 days to ship. Spliced and vulcanized...
0
$7.75



Quantity Discounts
1$7.75
2-11$6.98
12+$5.81
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
-434 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70434

-434 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

5 5/8"ID X 6 1/8"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
1
$0.92

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Quantity Discounts
1-74$0.92
75-419$0.69
420+$0.46
-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...
2
$10.47

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Quantity Discounts
1-3$10.47
4-19$7.85
20+$5.24
-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
-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
-450 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70450

-450 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

10 1/2"ID X 11"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
$2.28

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Quantity Discounts
1-14$2.28
15-89$1.71
90+$1.14
-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

Add:

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
-413 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70413

-413 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

3"ID X 3-1/2"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
7
$2.50

Add:

Quantity Discounts
1-14$2.50
15-79$1.88
80+$1.25
-441 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70441

-441 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

7"ID X 7 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...
7
$1.14

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Quantity Discounts
1-29$1.14
30-179$0.86
180+$0.57
-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

Add:

Quantity Discounts
1-8$4.05
9-49$3.04
50+$2.03
-401 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70401

-401 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-1/2"ID X 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
$2.50

Add:

Quantity Discounts
1-14$2.50
15-79$1.88
80+$1.25
-403 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70403

-403 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-3/4"ID X 2-1/4"OD X 1/4"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
9
$2.50

Add:

Quantity Discounts
1-14$2.50
15-79$1.88
80+$1.25
-456 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70456

-456 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

13 1/2"ID X 14"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
$2.88

Add:

Quantity Discounts
1-11$2.88
12-69$2.16
70+$1.44