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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.




Image Model+ Item Name Qty. Price Quantity Discounts
4.5mm X 6mm Buna-N 70 Metric O-ring N4.50X006

4.5mm X 6mm Buna-N 70 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
$0.26

Add:
Min:  2
Quantity Discounts
2-124$0.26
125-769$0.20
770+$0.13
4.5mm X 8mm Buna-N 70 Metric O-ring N4.50X008

4.5mm X 8mm Buna-N 70 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...
5
$0.26

Add:
Min:  2
Quantity Discounts
2-124$0.26
125-769$0.20
770+$0.13
4.5mm X 9mm Buna-N 70 Metric O-ring N4.50X009

4.5mm X 9mm Buna-N 70 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...
1013
$0.26

Add:
Min:  2
Quantity Discounts
2-124$0.26
125-769$0.20
770+$0.13
4.5mm X 10mm Buna-N 70 Metric O-ring N4.50X010

4.5mm X 10mm Buna-N 70 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
$0.26

Add:
Min:  962
Quantity Discounts
962-4,999$0.26
5,000-19,230$0.20
19,231+$0.13
4.5mm X 11mm Buna-N 70 Metric O-ring N4.50X011

4.5mm X 11mm Buna-N 70 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...
164
$0.27

Add:
Min:  2
Quantity Discounts
2-124$0.27
125-714$0.20
715+$0.14
4.5mm X 12mm Buna-N 70 Metric O-ring N4.50X012

4.5mm X 12mm Buna-N 70 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...
300
$0.28

Add:
Min:  2
Quantity Discounts
2-119$0.28
120-714$0.21
715+$0.14
4.5mm X 13mm Buna-N 70 Metric O-ring N4.50X013

4.5mm X 13mm Buna-N 70 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...
52
$0.29

Add:
Min:  2
Quantity Discounts
2-113$0.29
114-666$0.22
667+$0.15
4.5mm X 15mm Buna-N 70 Metric O-ring N4.50X015

4.5mm X 15mm Buna-N 70 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...
2087
$0.31

Add:
Min:  2
Quantity Discounts
2-108$0.31
109-624$0.23
625+$0.16
4.5mm X 15.5mm Buna-N 70 Metric O-ring N4.50X015.5

4.5mm X 15.5mm Buna-N 70 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...
40
$0.33

Add:
Min:  2
Quantity Discounts
2-60$0.33
61-357$0.25
358+$0.17
4.5mm X 16mm Buna-N 70 Metric O-ring N4.50X016

4.5mm X 16mm Buna-N 70 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...
8
$0.34

Add:
Min:  2
Quantity Discounts
2-96$0.34
97-588$0.26
589+$0.17
4.5mm X 17mm Buna-N 70 Metric O-ring N4.50X017

4.5mm X 17mm Buna-N 70 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...
20
$0.36

Add:
Min:  2
Quantity Discounts
2-92$0.36
93-555$0.27
556+$0.18
4.5mm X 18mm Buna-N 70 Metric O-ring N4.50X018

4.5mm X 18mm Buna-N 70 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...
13
$0.38

Add:
Min:  2
Quantity Discounts
2-86$0.38
87-526$0.29
527+$0.19
4.5mm X 19mm Buna-N 70 Metric O-ring N4.50X019

4.5mm X 19mm Buna-N 70 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...
25
$0.39

Add:
Min:  2
Quantity Discounts
2-86$0.39
87-499$0.29
500+$0.20
4.5mm X 20mm Buna-N 70 Metric O-ring N4.50X020

4.5mm X 20mm Buna-N 70 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...
11
$0.41

Add:
Min:  2
Quantity Discounts
2-80$0.41
81-476$0.31
477+$0.21
4.5mm X 21mm Buna-N 70 Metric O-ring N4.50X021

4.5mm X 21mm Buna-N 70 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...
57
$0.43

Add:
Min:  2
Quantity Discounts
2-78$0.43
79-454$0.32
455+$0.22
4.5mm X 21.5mm Buna-N 70 Metric O-ring N4.50X021.5

4.5mm X 21.5mm Buna-N 70 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...
80
$0.44

Add:
Min:  2
Quantity Discounts
2-75$0.44
76-454$0.33
455+$0.22
4.5mm X 22mm Buna-N 70 Metric O-ring N4.50X022

4.5mm X 22mm Buna-N 70 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...
150
$0.46

Add:
Min:  2
Quantity Discounts
2-71$0.46
72-434$0.35
435+$0.23
4.5mm X 23mm Buna-N 70 Metric O-ring N4.50X023

4.5mm X 23mm Buna-N 70 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...
106
$0.47

Add:
Min:  2
Quantity Discounts
2-71$0.47
72-416$0.35
417+$0.24
4.5mm X 24mm Buna-N 70 Metric O-ring N4.50X024

4.5mm X 24mm Buna-N 70 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...
128
$0.49

Add:
Min:  2
Quantity Discounts
2-67$0.49
68-399$0.37
400+$0.25
4.5mm X 25mm Buna-N 70 Metric O-ring N4.50X025

4.5mm X 25mm Buna-N 70 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
$0.50

Add:
Min:  500
Quantity Discounts
500-2,631$0.50
2,632-9,999$0.38
10,000+$0.25