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-160 BLACK BUNA 70D O-RING

Buna-N O-Ring, 5.237 in ID x 0.103 CS, 70A, Black, Metal Det., -40 to 250°F

Status
Available
Est. Ship Date
23 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
160
Durometer
70 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Nominal Cross Section
3/32 inch
Nominal Inside Diameter
5 1/4 inch
Nominal Outside Diameter
5 7/16 inch
Unit of Measure
EA
SKU:
H70MD160
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Product Specification

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Ordered as H70MD160, this is an AS568-160 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 5.237 in (133.02 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 5.443 in (138.25 mm). The o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

As a material, Buna-N (Nitrile) delivers reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. Expect good resistance to hydraulic fluids, greases and lubricants, and water. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with strong acids or ozone and direct sunlight.

This o-ring is metal detectable for HACCP and foreign-body control programs. Typical settings include agricultural equipment, general industrial maintenance, and automotive.

H70MD160 ships individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H70MD160
Description
-160 BLACK BUNA 70D O-RING
Actual Cross Section
0.103 inch (2.62 mm)
Actual Inside Diameter
5.237 inch (133.02 mm)
Actual Outside Diameter
5.443 inch (138.25 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
Yes
NSF Certified
No
Product Code
6012
Product Category
O-Rings - FDA / Metal Detectable