5MM CS X 98MM ID BLACK BUNA 70D

Buna-N O-Ring, 5 x 98 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
1 Nov 2026
Material
Buna-N (Nitrile / NBR)
Durometer
70 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Unit of Measure
EA
SKU:
H5X98
Please login to see price and add to cart

Product Specification

-
Ordered as H5X98, this is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 98 mm (3.858 in), a cross section of 5 mm (0.197 in), and an outside diameter of 108 mm (4.25 in). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Buna-N (Nitrile) is widely chosen for low compression set under sustained load, reliable performance in both static and dynamic service. Expect good resistance to water, propane and butane, and greases and lubricants. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in strong acids or ozone and direct sunlight.

Common environments for this compound include hydraulic and pneumatic systems, fluid power, and construction equipment.

This item is sold individually under part number H5X98. Unit weight is approximately 7.759 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H5X98
Description
5MM CS X 98MM ID BLACK BUNA 70D
Actual Outside Diameter
108 mm (4.25 inch)
Actual Cross Section
5 mm (0.197 inch)
Actual Inside Diameter
98 mm (3.858 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity