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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 (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...
85
$0.26

Add:
Min Qty:  2
Quantity Discounts
2-179$0.26
180-1,153$0.195
1,154+$0.13
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...
0
$0.26

Add:
Min Qty:  1,154
Quantity Discounts
1154-179$0.26
180-1,153$0.195
1,154+$0.13
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...
803
$0.26

Add:
Min Qty:  2
Quantity Discounts
2-179$0.26
180-1,153$0.195
1,154+$0.13
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...
0
$0.26

Add:
Min Qty:  1,154
Quantity Discounts
1154-179$0.26
180-1,153$0.195
1,154+$0.13
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...
0
$0.27

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Min Qty:  186
Quantity Discounts
186-172$0.27
173-1,111$0.203
1,112+$0.135
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...
1,096
$0.28

Add:
Min Qty:  2
Quantity Discounts
2-166$0.28
167-1,071$0.21
1,072+$0.14
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...
30
$0.29

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Min Qty:  2
Quantity Discounts
2-160$0.29
161-1,034$0.218
1,035+$0.145
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...
6,396
$0.31

Add:
Min Qty:  2
Quantity Discounts
2-150$0.31
151-967$0.233
968+$0.155
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...
0
$0.33

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Min Qty:  910
Quantity Discounts
910-141$0.33
142-909$0.248
910+$0.165
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...
322
$0.34

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Min Qty:  2
Quantity Discounts
2-137$0.34
138-882$0.255
883+$0.17
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...
930
$0.36

Add:
Min Qty:  2
Quantity Discounts
2-129$0.36
130-833$0.27
834+$0.18
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...
82
$0.38

Add:
Min Qty:  2
Quantity Discounts
2-122$0.38
123-789$0.285
790+$0.19
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...
64
$0.39

Add:
Min Qty:  2
Quantity Discounts
2-119$0.39
120-769$0.293
770+$0.195
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...
109
$0.41

Add:
Min Qty:  2
Quantity Discounts
2-113$0.41
114-731$0.308
732+$0.205
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...
2
$0.43

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Min Qty:  2
Quantity Discounts
2-108$0.43
109-697$0.323
698+$0.215
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...
72
$0.44

Add:
Min Qty:  2
Quantity Discounts
2-106$0.44
107-681$0.33
682+$0.22
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...
51
$0.46

Add:
Min Qty:  2
Quantity Discounts
2-101$0.46
102-652$0.345
653+$0.23
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...
35
$0.47

Add:
Min Qty:  2
Quantity Discounts
2-99$0.47
100-638$0.353
639+$0.235
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...
99
$0.49

Add:
Min Qty:  2
Quantity Discounts
2-95$0.49
96-612$0.368
613+$0.245
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
$0.50

Add:
Min Qty:  600
Quantity Discounts
600-93$0.50
94-599$0.375
600+$0.25