-169 BLACK BUNA 70D O-RING

Buna-N O-Ring, 7.487 in ID x 0.103 CS, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
169
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
7 1/2 inch
Nominal Outside Diameter
7 11/16 inch
Unit of Measure
EA
SKU:
H70169
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Product Specification

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The H70169 is an AS568-169 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 7.487 in (190.17 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 7.693 in (195.4 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Buna-N (Nitrile) is widely chosen for low compression set under sustained load and an economical choice for high-volume maintenance programs. Expect good resistance to petroleum-based oils, water, and many alcohols. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It should not be specified for service in ketones or polar solvents.

Typical settings include agricultural equipment, fluid power, and general industrial maintenance.

This item is sold individually under part number H70169. Unit weight is approximately 4.03 g. Review your operating media and conditions against this specification before installation.
Item
H70169
Description
-169 BLACK BUNA 70D O-RING
Actual Cross Section
0.103 inch (2.62 mm)
Actual Inside Diameter
7.487 inch (190.17 mm)
Actual Outside Diameter
7.693 inch (195.4 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity