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 76 to 100 (of 198 Products)
Product Image Model Product Name Qty. Price Quantity Discounts
(image for) 4mm x 207mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X207
4mm x 207mm (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: 398
$5.630
Add:
Quantity Discounts
1-7$5.630
8-25$4.510
26+$3.950
(image for) 4mm x 208mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X208
4mm x 208mm (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
$5.630
Add:
Quantity Discounts
1-77$5.630
78-151$4.510
152+$3.950
(image for) 4mm x 20mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X020
4mm x 20mm (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: 1841
$0.280
Add:
Min Qty:  4
Quantity Discounts
4-1,526$0.280
1,527-2,999$0.230
3,000+$0.200
(image for) 4mm x 210mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X210
4mm x 210mm (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: 201
$5.630
Add:
Quantity Discounts
1-7$5.630
8-25$4.510
26+$3.950
(image for) 4mm x 214mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X214
4mm x 214mm (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
$5.630
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Min Qty:  63
Quantity Discounts
63-77$5.630
78-151$4.510
152+$3.950
(image for) 4mm x 216mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X216
4mm x 216mm (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
$5.800
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Quantity Discounts
1-75$5.800
76-147$4.640
148+$4.060
(image for) 4mm x 21mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X021
4mm x 21mm (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: 4834
$0.300
Add:
Min Qty:  4
Quantity Discounts
4-145$0.300
146-476$0.240
477+$0.210
(image for) 4mm x 220mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X220
4mm x 220mm (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
$5.740
Add:
Min Qty:  61
Quantity Discounts
61-76$5.740
77-149$4.600
150+$4.020
(image for) 4mm x 225mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X225
4mm x 225mm (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
$5.820
Add:
Min Qty:  61
Quantity Discounts
61-75$5.820
76-147$4.660
148+$4.080
(image for) 4mm x 22mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X022
4mm x 22mm (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: 10754
$0.320
Add:
Min Qty:  4
Quantity Discounts
4-134$0.320
135-434$0.260
435+$0.230
(image for) 4mm x 23.5mm (NBR) Buna-N 70 Duro Metric O-Rings (JIS V24) N4.00X023.5
4mm x 23.5mm (NBR) Buna-N 70 Duro Metric O-Rings (JIS V24)
Cross Section "CS" X Inside Diameter "ID" Metric O-Rings Buna-N 70 Duro (NBR): The most commonly used elastomer for sealing...
In Stock: 3399
$0.230
Add:
Min Qty:  5
Quantity Discounts
5-184$0.230
185-588$0.190
589+$0.170
(image for) 4mm x 232mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X232
4mm x 232mm (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
$6.050
Add:
Min Qty:  58
Quantity Discounts
58-72$6.050
73-141$4.840
142+$4.240
(image for) 4mm x 23mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X023
4mm x 23mm (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: 2082
$0.320
Add:
Min Qty:  4
Quantity Discounts
4-134$0.320
135-434$0.260
435+$0.230
(image for) 4mm x 240mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X240
4mm x 240mm (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
$6.320
Add:
Min Qty:  56
Quantity Discounts
56-69$6.320
70-135$5.060
136+$4.430
(image for) 4mm x 242mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X242
4mm x 242mm (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: 79
$6.690
Add:
Quantity Discounts
1-65$6.690
66-127$5.360
128+$4.690
(image for) 4mm x 245mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X245
4mm x 245mm (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
$7.070
Add:
Min Qty:  50
Quantity Discounts
50-62$7.070
63-121$5.660
122+$4.950
(image for) 4mm x 247mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X247
4mm x 247mm (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: 12
$7.170
Add:
Quantity Discounts
1-61$7.170
62-119$5.740
120+$5.020
(image for) 4mm x 24mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X024
4mm x 24mm (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: 4790
$0.340
Add:
Min Qty:  3
Quantity Discounts
3-124$0.340
125-416$0.280
417+$0.240
(image for) 4mm x 250mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X250
4mm x 250mm (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: 44
$7.250
Add:
Quantity Discounts
1-60$7.250
61-118$5.800
119+$5.080
(image for) 4mm x 252mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X252
4mm x 252mm (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
$7.740
Add:
Min Qty:  46
Quantity Discounts
46-56$7.740
57-110$6.200
111+$5.420
(image for) 4mm x 254mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X254
4mm x 254mm (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
$8.230
Add:
Min Qty:  43
Quantity Discounts
43-53$8.230
54-103$6.590
104+$5.770
(image for) 4mm x 255mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X255
4mm x 255mm (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
$8.720
Add:
Quantity Discounts
1-50$8.720
51-98$6.980
99+$6.110
(image for) 4mm x 25mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X025
4mm x 25mm (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: 1106
$0.340
Add:
Min Qty:  3
Quantity Discounts
3-1,253$0.340
1,254-2,499$0.280
2,500+$0.240
(image for) 4mm x 260mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X260
4mm x 260mm (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
$9.190
Add:
Min Qty:  39
Quantity Discounts
39-47$9.190
48-93$7.360
94+$6.440
(image for) 4mm x 265mm (NBR) Buna-N 70 Duro Metric O-Rings N4.00X265
4mm x 265mm (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
$9.500
Add:
Min Qty:  37
Quantity Discounts
37-46$9.500
47-90$7.600
91+$6.650
Displaying 76 to 100 (of 198 Products)
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Phone 208-413-6377 - Fax 208-413-6719