3.1mm 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 28 Products)
  Model Item Name Qty. Price Quantity Discounts
3.1mm X 24.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G25) N3.10X024.4
3.1mm X 24.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G25)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
4516 $0.240
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Min Qty:  5
Quantity Discounts
5-174$0.240
175-588$0.200
589+$0.170
3.1mm X 29.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G30) N3.10X029.4
3.1mm X 29.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G30)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
1404 $0.230
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Min Qty:  5
Quantity Discounts
5-184$0.230
185-588$0.190
589+$0.170
3.1mm X 34.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G35) N3.10X034.4
3.1mm X 34.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G35)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
908 $0.250
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Min Qty:  4
Quantity Discounts
4-174$0.250
175-555$0.200
556+$0.180
3.1mm X 39.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G40) N3.10X039.4
3.1mm X 39.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G40)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
98 $0.290
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Min Qty:  4
Quantity Discounts
4-145$0.290
146-476$0.240
477+$0.210
3.1mm X 44.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G45) N3.10X044.4
3.1mm X 44.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G45)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
1890 $0.340
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Min Qty:  3
Quantity Discounts
3-124$0.340
125-416$0.280
417+$0.240
3.1mm X 49.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G50) N3.10X049.4
3.1mm X 49.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G50)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
2268 $0.380
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Min Qty:  3
Quantity Discounts
3-112$0.380
113-370$0.310
371+$0.270
3.1mm X 51.5mm (NBR) Buna-N 70 Duro Metric O-Ring N3.10X051.5
3.1mm X 51.5mm (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...
49 $7.350
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Quantity Discounts
1-59$7.350
60-116$5.880
117+$5.150
3.1mm X 54.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G55) N3.10X054.4
3.1mm X 54.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G55)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
1643 $0.480
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Min Qty:  3
Quantity Discounts
3-89$0.480
90-294$0.390
295+$0.340
3.1mm X 57.4mm (NBR) Buna-N 70 Duro Metric O-Ring N3.10X057.4
3.1mm X 57.4mm (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...
195 $1.050
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Quantity Discounts
1-41$1.050
42-135$0.840
136+$0.740
3.1mm X 59.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G60) N3.10X059.4
3.1mm X 59.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G60)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
59 $0.490
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Min Qty:  3
Quantity Discounts
3-87$0.490
88-285$0.400
286+$0.350
3.1mm X 64.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G65) N3.10X064.4
3.1mm X 64.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G65)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
0 $0.530
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Min Qty:  2
Quantity Discounts
2-81$0.530
82-263$0.430
264+$0.380
3.1mm X 69.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G70) N3.10X069.4
3.1mm X 69.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G70)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
5 $0.590
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Min Qty:  2
Quantity Discounts
2-731$0.590
732-1,428$0.480
1,429+$0.420
3.1mm X 74.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G75) N3.10X074.4
3.1mm X 74.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G75)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
518 $0.600
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Min Qty:  2
Quantity Discounts
2-731$0.600
732-1,428$0.480
1,429+$0.420
3.1mm X 79.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G80) N3.10X079.4
3.1mm X 79.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G80)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
2188 $0.630
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Min Qty:  2
Quantity Discounts
2-68$0.630
69-222$0.510
223+$0.450
3.1mm X 84.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G85) N3.10X084.4
3.1mm X 84.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G85)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
373 $0.780
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Min Qty:  2
Quantity Discounts
2-557$0.780
558-1,090$0.630
1,091+$0.550
3.1mm X 89.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G90) N3.10X089.4
3.1mm X 89.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G90)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
79 $1.250
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Min Qty:  280
Quantity Discounts
280-350$1.250
351-681$1.000
682+$0.880
3.1mm X 94.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G95) N3.10X094.4
3.1mm X 94.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G95)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
776 $0.800
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Min Qty:  2
Quantity Discounts
2-548$0.800
549-1,071$0.640
1,072+$0.560
3.1mm X 99.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G100) N3.10X099.4
3.1mm X 99.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G100)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
737 $1.030
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Quantity Discounts
1-422$1.030
423-821$0.830
822+$0.730
3.1mm X 104.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G105) N3.10X104.4
3.1mm X 104.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G105)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
12 $1.070
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Quantity Discounts
1-408$1.070
409-799$0.860
800+$0.750
3.1mm X 109.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G110) N3.10X109.4
3.1mm X 109.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G110)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
266 $1.070
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Quantity Discounts
1-40$1.070
41-133$0.860
134+$0.750
3.1mm X 114.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G115) N3.10X114.4
3.1mm X 114.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G115)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
17 $1.100
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Quantity Discounts
1-398$1.100
399-779$0.880
780+$0.770
3.1mm X 119.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G120) N3.10X119.4
3.1mm X 119.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G120)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
430 $1.120
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Quantity Discounts
1-38$1.120
39-126$0.900
127+$0.790
3.1mm X 124.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G125) N3.10X124.4
3.1mm X 124.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G125)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
56 $1.150
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Quantity Discounts
1-381$1.150
382-740$0.920
741+$0.810
3.1mm X 129.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G130) N3.10X129.4
3.1mm X 129.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G130)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
22 $1.170
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Quantity Discounts
1-373$1.170
374-731$0.940
732+$0.820
3.1mm X 134.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G135) N3.10X134.4
3.1mm X 134.4mm (NBR) Buna-N 70 Duro Metric O-Ring (JIS G135)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
53 $1.620
Add:
Quantity Discounts
1-26$1.620
27-87$1.300
88+$1.140
Displaying 1 to 25 (of 28 Products)
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