8am-4pm Pacific Mon-Fri | 208-413-6377
Checkout Notice

Categories


-300 Series - 3/16" CS - 0.210" 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
-309 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70309

-309 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

7/16"ID X 13/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
967
$0.06

Add:
Min:  13
Quantity Discounts
13-777$0.06
778-4,999$0.05
5,000+$0.03
-310 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70310

-310 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1/2"ID X 7/8"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
311
$0.06

Add:
Min:  13
Quantity Discounts
13-777$0.06
778-4,999$0.05
5,000+$0.03
-311 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70311

-311 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

9/16"ID X 15/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
788
$0.07

Add:
Min:  10
Quantity Discounts
10-666$0.07
667-4,285$0.05
4,286+$0.04
-312 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70312

-312 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

5/8"ID X 1"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
1967
$0.08

Add:
Min:  10
Quantity Discounts
10-583$0.08
584-3,749$0.06
3,750+$0.04
-313 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70313

-313 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

11/16"ID X 1-1/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
1358
$0.08

Add:
Min:  9
Quantity Discounts
9-583$0.08
584-3,749$0.06
3,750+$0.04
-314 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70314

-314 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

3/4"ID X 1-1/8"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
6310
$0.09

Add:
Min:  9
Quantity Discounts
9-518$0.09
519-3,333$0.07
3,334+$0.05
-315 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70315

-315 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

13/16"ID X 1-3/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
2107
$0.09

Add:
Min:  9
Quantity Discounts
9-518$0.09
519-3,333$0.07
3,334+$0.05
-316 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70316

-316 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

7/8"ID X 1-1/4"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
720
$0.10

Add:
Min:  8
Quantity Discounts
8-466$0.10
467-2,999$0.08
3,000+$0.05
-317 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70317

-317 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

15/16"ID X 1-5/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
3865
$0.11

Add:
Min:  8
Quantity Discounts
8-424$0.11
425-2,727$0.08
2,728+$0.06
-318 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70318

-318 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1"ID X 1-3/8"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
918
$0.11

Add:
Min:  7
Quantity Discounts
7-424$0.11
425-2,727$0.08
2,728+$0.06
-319 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70319

-319 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-1/16"ID X 1-7/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
740
$0.12

Add:
Min:  7
Quantity Discounts
7-388$0.12
389-2,499$0.09
2,500+$0.06
-320 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70320

-320 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-1/8"ID X 1-1/2"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
133
$0.13

Add:
Min:  7
Quantity Discounts
7-358$0.13
359-2,307$0.10
2,308+$0.07
-321 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70321

-321 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-3/16"ID X 1-9/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
1614
$0.13

Add:
Min:  6
Quantity Discounts
6-358$0.13
359-2,307$0.10
2,308+$0.07
-322 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70322

-322 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-1/4"ID X 1-5/8"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
685
$0.14

Add:
Min:  6
Quantity Discounts
6-333$0.14
334-2,142$0.11
2,143+$0.07
-323 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70323

-323 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-5/16"ID X 1-11/16"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also...
809
$0.14

Add:
Min:  5
Quantity Discounts
5-333$0.14
334-2,142$0.11
2,143+$0.07
-324 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70324

-324 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-3/8"ID X 1-3/4"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
463
$0.15

Add:
Min:  5
Quantity Discounts
5-311$0.15
312-1,999$0.11
2,000+$0.08
-325 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70325

-325 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-1/2"ID X 1-7/8"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
639
$0.17

Add:
Min:  5
Quantity Discounts
5-274$0.17
275-1,764$0.13
1,765+$0.09
-326 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70326

-326 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-5/8"ID X 2"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known as...
40
$0.17

Add:
Min:  5
Quantity Discounts
5-274$0.17
275-1,764$0.13
1,765+$0.09
-327 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70327

-327 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-3/4"ID X 2-1/8"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
426
$0.17

Add:
Min:  5
Quantity Discounts
5-274$0.17
275-1,764$0.13
1,765+$0.09
-328 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring B70328

-328 B70 (NBR) Buna-N Nitrile 70 Duro O-Ring

1-7/8"ID X 2-1/4"OD X 3/16"CS Buna-N O-Rings 70 Duro (NBR): The most commonly used elastomer for sealing products. Nitrile, also known...
269
$0.20

Add:
Min:  4
Quantity Discounts
4-233$0.20
234-1,499$0.15
1,500+$0.10