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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 Stock 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...
80
$0.26

Add:
Min:  2
Quantity Discounts
2-179$0.26
180-1,153$0.20
1,154+$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...
238
$0.26

Add:
Min:  2
Quantity Discounts
2-179$0.26
180-1,153$0.20
1,154+$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...
853
$0.26

Add:
Min:  2
Quantity Discounts
2-179$0.26
180-1,153$0.20
1,154+$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
962-179$0.26
180-1,153$0.20
1,154+$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...
158
$0.27

Add:
Min:  2
Quantity Discounts
2-172$0.27
173-1,111$0.20
1,112+$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...
98
$0.28

Add:
Min:  2
Quantity Discounts
2-166$0.28
167-1,071$0.21
1,072+$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...
30
$0.29

Add:
Min:  2
Quantity Discounts
2-160$0.29
161-1,034$0.22
1,035+$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...
376
$0.31

Add:
Min:  2
Quantity Discounts
2-150$0.31
151-967$0.23
968+$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...
0
$0.33

Add:
Min:  2
Quantity Discounts
2-141$0.33
142-909$0.25
910+$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...
322
$0.34

Add:
Min:  2
Quantity Discounts
2-137$0.34
138-882$0.26
883+$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...
978
$0.36

Add:
Min:  2
Quantity Discounts
2-129$0.36
130-833$0.27
834+$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...
94
$0.38

Add:
Min:  2
Quantity Discounts
2-122$0.38
123-789$0.29
790+$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...
68
$0.39

Add:
Min:  2
Quantity Discounts
2-119$0.39
120-769$0.29
770+$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...
111
$0.41

Add:
Min:  2
Quantity Discounts
2-113$0.41
114-731$0.31
732+$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...
24
$0.43

Add:
Min:  2
Quantity Discounts
2-108$0.43
109-697$0.32
698+$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...
74
$0.44

Add:
Min:  2
Quantity Discounts
2-106$0.44
107-681$0.33
682+$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...
65
$0.46

Add:
Min:  2
Quantity Discounts
2-101$0.46
102-652$0.35
653+$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...
0
$0.47

Add:
Min:  2
Quantity Discounts
2-99$0.47
100-638$0.35
639+$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...
104
$0.49

Add:
Min:  2
Quantity Discounts
2-95$0.49
96-612$0.37
613+$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
500-93$0.50
94-599$0.38
600+$0.25