4MM CS X 92MM ID BLACK BUNA 70D

Buna-N O-Ring, 4 x 92 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 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:
H4X92
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Product Specification

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APG stocks the H4X92, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 92 mm (3.622 in), a cross section of 4 mm (0.157 in), and an outside diameter of 100 mm (3.94 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, strong abrasion and tear resistance. Expect good resistance to hydraulic fluids, water, and many alcohols. 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 automotive brake fluid.

Common environments for this compound include agricultural equipment, hydraulic and pneumatic systems, and automotive.

Reference part number H4X92 when ordering; the item is sold individually. Unit weight is approximately 4.712 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Item
H4X92
Description
4MM CS X 92MM ID BLACK BUNA 70D
Actual Outside Diameter
100 mm (3.94 inch)
Actual Cross Section
4 mm (0.157 inch)
Actual Inside Diameter
92 mm (3.622 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity