1.78mm CS

Buna-N / Nitrile Metric O-Rings 70 Duro (NBR):

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.

O-Ring Dimensions are defined by the cross section (CS) and the inside diameter (ID).

Size not listed, special requirements or large quantities please click this link to Request a Price Quote.

Displaying 1 to 25 (of 85 Products)
Product Image Model Product Name Qty. Price Quantity Discounts
(image for) 1.78mm X 1.78mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X001.78
1.78mm X 1.78mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 540119
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 10.82mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X010.82
1.78mm X 10.82mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 1134230
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 2.57mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X002.57
1.78mm X 2.57mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 314534
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 3.68mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X003.68
1.78mm X 3.68mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 128611
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 4.47mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X004.47
1.78mm X 4.47mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 284221
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 5.28mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X005.28
1.78mm X 5.28mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 141557
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 6.07mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X006.07
1.78mm X 6.07mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 2472070
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 7.65mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X007.65
1.78mm X 7.65mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 1470810
$0.070
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Min Qty:  40
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 9.25mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X009.25
1.78mm X 9.25mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 79061
$0.070
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40-599$0.070
600-4,999$0.056
5,000+$0.053
(image for) 1.78mm X 12.42mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X012.42
1.78mm X 12.42mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 1020780
$0.090
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Min Qty:  30
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30-499$0.090
500-3,999$0.072
4,000+$0.068
(image for) 1.78mm X 14mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X014
1.78mm X 14mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 1294070
$0.090
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30-499$0.090
500-3,999$0.072
4,000+$0.068
(image for) 1.78mm X 15.6mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X015.6
1.78mm X 15.6mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 569461
$0.090
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Min Qty:  30
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30-499$0.090
500-3,999$0.072
4,000+$0.068
(image for) 1.78mm X 17.17mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X017.17
1.78mm X 17.17mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 187550
$0.090
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Min Qty:  30
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30-499$0.090
500-3,999$0.072
4,000+$0.068
(image for) 1.78mm X 18.77mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X018.77
1.78mm X 18.77mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 379930
$0.090
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Min Qty:  30
Quantity Discounts
30-499$0.090
500-3,999$0.072
4,000+$0.068
(image for) 1.78mm X 20.35mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X020.35
1.78mm X 20.35mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 385140
$0.090
Add:
Min Qty:  30
Quantity Discounts
30-499$0.090
500-3,999$0.072
4,000+$0.068
(image for) 1.78mm X 21.95mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X021.95
1.78mm X 21.95mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 471340
$0.120
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Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 23.52mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X023.52
1.78mm X 23.52mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 540
$0.120
Add:
Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 25.12mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X025.12
1.78mm X 25.12mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 19718
$0.120
Add:
Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 26.7mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X026.7
1.78mm X 26.7mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 54803
$0.120
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Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 28.3mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X028.3
1.78mm X 28.3mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 142032
$0.120
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Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 29.87mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X029.87
1.78mm X 29.87mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: -86
$0.120
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Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 31.47mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X031.47
1.78mm X 31.47mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 10434
$0.120
Add:
Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 33.05mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X033.05
1.78mm X 33.05mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 11811
$0.120
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Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 34.65mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X034.65
1.78mm X 34.65mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: -952
$0.120
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Min Qty:  20
Quantity Discounts
20-399$0.120
400-2,999$0.096
3,000+$0.090
(image for) 1.78mm X 37.82mm (NBR) Buna-N 70 Duro Metric O-Ring N1.78X037.82
1.78mm X 37.82mm (NBR) Buna-N 70 Duro Metric O-Ring
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 2066
$0.130
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Min Qty:  20
Quantity Discounts
20-299$0.130
300-2,999$0.104
3,000+$0.098
Displaying 1 to 25 (of 85 Products)
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