4.0mm 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 126 to 150 (of 198 Products)
Product Image Model Product Name Qty. Price Quantity Discounts
(image for) 4mm x 39.5mm (NBR) Buna-N 70 Duro Metric O-Rings (JIS V40) N4.00X039.5
4mm x 39.5mm (NBR) Buna-N 70 Duro Metric O-Rings (JIS V40)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 0
$0.440
Add:
Min Qty:  796
Quantity Discounts
796-974$0.440
975-1,935$0.360
1,936+$0.310
(image for) 4mm x 395mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X395
4mm x 395mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 4
$17.690
Add:
Quantity Discounts
1-24$17.690
25-48$14.160
49+$12.390
(image for) 4mm x 39mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X039
4mm x 39mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 4617
$0.550
Add:
Min Qty:  2
Quantity Discounts
2-79$0.550
80-256$0.440
257+$0.390
(image for) 4mm x 400mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X400
4mm x 400mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 59
$17.690
Add:
Quantity Discounts
1-24$17.690
25-48$14.160
49+$12.390
(image for) 4mm x 40mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X040
4mm x 40mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 94
$0.590
Add:
Min Qty:  2
Quantity Discounts
2-72$0.590
73-238$0.480
239+$0.420
(image for) 4mm X 41mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X041
4mm X 41mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 705
$0.600
Add:
Min Qty:  2
Quantity Discounts
2-72$0.600
73-238$0.480
239+$0.420
(image for) 4mm x 428mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X428
4mm x 428mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 0
$17.690
Add:
Min Qty:  20
Quantity Discounts
20-24$17.690
25-48$14.160
49+$12.390
(image for) 4mm x 42mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X042
4mm x 42mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 211
$0.600
Add:
Min Qty:  2
Quantity Discounts
2-731$0.600
732-1,428$0.480
1,429+$0.420
(image for) 4mm x 438mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X438
4mm x 438mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 0
$18.040
Add:
Min Qty:  20
Quantity Discounts
20-24$18.040
25-47$14.440
48+$12.630
(image for) 4mm x 43mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X043
4mm x 43mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 55
$0.630
Add:
Min Qty:  2
Quantity Discounts
2-68$0.630
69-222$0.510
223+$0.450
(image for) 4mm x 440mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X440
4mm x 440mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 0
$18.380
Add:
Min Qty:  20
Quantity Discounts
20-23$18.380
24-46$14.710
47+$12.870
(image for) 4mm X 44mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X044
4mm X 44mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 63
$0.670
Add:
Min Qty:  2
Quantity Discounts
2-64$0.670
65-212$0.540
213+$0.470
(image for) 4mm x 45mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X045
4mm x 45mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 328
$0.680
Add:
Min Qty:  2
Quantity Discounts
2-638$0.680
639-1,249$0.550
1,250+$0.480
(image for) 4mm x 46mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X046
4mm x 46mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 5692
$0.720
Add:
Min Qty:  2
Quantity Discounts
2-605$0.720
606-1,176$0.580
1,177+$0.510
(image for) 4mm x 47mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X047
4mm x 47mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 0
$0.740
Add:
Min Qty:  2
Quantity Discounts
2-58$0.740
59-192$0.600
193+$0.520
(image for) 4mm x 48mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X048
4mm x 48mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 241
$0.750
Add:
Min Qty:  2
Quantity Discounts
2-584$0.750
585-1,132$0.600
1,133+$0.530
(image for) 4mm x 49mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X049
4mm x 49mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 240
$0.780
Add:
Min Qty:  2
Quantity Discounts
2-557$0.780
558-1,090$0.630
1,091+$0.550
(image for) 4mm x 50mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X050
4mm x 50mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 489
$0.780
Add:
Min Qty:  2
Quantity Discounts
2-55$0.780
56-181$0.630
182+$0.550
(image for) 4mm x 51mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X051
4mm x 51mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 71
$0.800
Add:
Min Qty:  2
Quantity Discounts
2-548$0.800
549-1,071$0.640
1,072+$0.560
(image for) 4mm x 52mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X052
4mm x 52mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 66
$0.820
Add:
Min Qty:  2
Quantity Discounts
2-531$0.820
532-1,034$0.660
1,035+$0.580
(image for) 4mm x 53mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X053
4mm x 53mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 73
$0.840
Add:
Min Qty:  2
Quantity Discounts
2-51$0.840
52-169$0.680
170+$0.590
(image for) 4mm x 54.5mm (NBR) Buna-N 70 Duro Metric O-Rings (JIS V55) N4.00X054.5
4mm x 54.5mm (NBR) Buna-N 70 Duro Metric O-Rings (JIS V55)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 0
$0.550
Add:
Min Qty:  637
Quantity Discounts
637-797$0.550
798-1,538$0.440
1,539+$0.390
(image for) 4mm x 54mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X054
4mm x 54mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 280
$0.840
Add:
Min Qty:  2
Quantity Discounts
2-516$0.840
517-1,016$0.680
1,017+$0.590
(image for) 4mm x 55mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X055
4mm x 55mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 486
$0.840
Add:
Min Qty:  2
Quantity Discounts
2-516$0.840
517-1,016$0.680
1,017+$0.590
(image for) 4mm x 56mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X056
4mm x 56mm (NBR) Buna-N 70 Duro Metric O-Rings
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 3444
$0.850
Add:
Min Qty:  2
Quantity Discounts
2-516$0.850
517-999$0.680
1,000+$0.600
Displaying 126 to 150 (of 198 Products)
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