4.5mm 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 104 Products)
  Model Item Name Qty. Price Quantity Discounts
4.5mm X 6mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X006
4.5mm X 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...
1035 $0.420
Add:
Min Qty:  3
Quantity Discounts
3-102$0.420
103-333$0.340
334+$0.300
4.5mm X 8mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X008
4.5mm X 8mm (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...
1183 $0.420
Add:
Min Qty:  3
Quantity Discounts
3-102$0.420
103-333$0.340
334+$0.300
4.5mm X 9mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X009
4.5mm X 9mm (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...
753 $0.420
Add:
Min Qty:  3
Quantity Discounts
3-102$0.420
103-333$0.340
334+$0.300
4.5mm X 10mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X010
4.5mm X 10mm (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...
482 $0.420
Add:
Min Qty:  3
Quantity Discounts
3-102$0.420
103-333$0.340
334+$0.300
4.5mm X 11mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X011
4.5mm X 11mm (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...
491 $0.430
Add:
Min Qty:  3
Quantity Discounts
3-99$0.430
100-322$0.350
323+$0.310
4.5mm X 12mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X012
4.5mm X 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...
546 $0.440
Add:
Min Qty:  3
Quantity Discounts
3-97$0.440
98-322$0.360
323+$0.310
4.5mm X 13mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X013
4.5mm X 13mm (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...
0 $0.470
Add:
Min Qty:  3
Quantity Discounts
3-923$0.470
924-1,818$0.380
1,819+$0.330
4.5mm X 15mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X015
4.5mm X 15mm (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...
1565 $0.490
Add:
Min Qty:  3
Quantity Discounts
3-87$0.490
88-285$0.400
286+$0.350
4.5mm X 15.5mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X015.5
4.5mm X 15.5mm (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...
102 $0.530
Add:
Min Qty:  2
Quantity Discounts
2-816$0.530
817-1,578$0.430
1,579+$0.380
4.5mm X 16mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X016
4.5mm X 16mm (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...
163 $0.540
Add:
Min Qty:  2
Quantity Discounts
2-79$0.540
80-263$0.440
264+$0.380
4.5mm X 17mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X017
4.5mm X 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...
884 $0.570
Add:
Min Qty:  2
Quantity Discounts
2-76$0.570
77-249$0.460
250+$0.400
4.5mm X 18mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X018
4.5mm X 18mm (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...
1175 $0.600
Add:
Min Qty:  2
Quantity Discounts
2-731$0.600
732-1,428$0.480
1,429+$0.420
4.5mm X 19mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X019
4.5mm X 19mm (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...
595 $0.620
Add:
Min Qty:  2
Quantity Discounts
2-701$0.620
702-1,363$0.500
1,364+$0.440
4.5mm X 20mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X020
4.5mm X 20mm (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...
84 $0.650
Add:
Min Qty:  2
Quantity Discounts
2-674$0.650
675-1,304$0.520
1,305+$0.460
4.5mm X 21mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X021
4.5mm X 21mm (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...
0 $0.680
Add:
Min Qty:  2
Quantity Discounts
2-638$0.680
639-1,249$0.550
1,250+$0.480
4.5mm X 21.5mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X021.5
4.5mm X 21.5mm (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...
55 $0.690
Add:
Min Qty:  2
Quantity Discounts
2-626$0.690
627-1,224$0.560
1,225+$0.490
4.5mm X 22mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X022
4.5mm X 22mm (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...
3255 $0.730
Add:
Min Qty:  2
Quantity Discounts
2-59$0.730
60-192$0.590
193+$0.520
4.5mm X 23mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X023
4.5mm X 23mm (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...
444 $0.740
Add:
Min Qty:  2
Quantity Discounts
2-58$0.740
59-192$0.600
193+$0.520
4.5mm X 24mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X024
4.5mm X 24mm (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...
0 $0.780
Add:
Min Qty:  2
Quantity Discounts
2-557$0.780
558-1,090$0.630
1,091+$0.550
4.5mm X 25mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X025
4.5mm X 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...
0 $0.790
Add:
Min Qty:  2
Quantity Discounts
2-548$0.790
549-1,071$0.640
1,072+$0.560
4.5mm X 26mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X026
4.5mm X 26mm (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...
23 $0.820
Add:
Min Qty:  2
Quantity Discounts
2-531$0.820
532-1,034$0.660
1,035+$0.580
4.5mm X 27mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X027
4.5mm X 27mm (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...
78 $0.840
Add:
Min Qty:  2
Quantity Discounts
2-516$0.840
517-1,016$0.680
1,017+$0.590
4.5mm X 28mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X028
4.5mm X 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...
483 $0.870
Add:
Min Qty:  2
Quantity Discounts
2-501$0.870
502-983$0.700
984+$0.610
4.5mm X 29.5mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X029.5
4.5mm X 29.5mm (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...
545 $0.880
Add:
Min Qty:  2
Quantity Discounts
2-49$0.880
50-161$0.710
162+$0.620
4.5mm X 30mm (NBR) Buna-N 70 Duro Metric O-Ring N4.50X030
4.5mm X 30mm (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...
84 $0.920
Add:
Min Qty:  2
Quantity Discounts
2-47$0.920
48-153$0.740
154+$0.650
Displaying 1 to 25 (of 104 Products)
Copyright © 2022 The O-Ring Store, LLC
1847 Wilma Dr, Clarkston WA 99403
Phone 208-413-6377 - Fax 208-413-6719