5.7MM CS X 62MM ID BLACK BUNA 70D

Buna-N O-Ring, 5.7 x 62 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:
H5.7X62
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Product Specification

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Ordered as H5.7X62, this is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 62 mm (2.441 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 73.4 mm (2.89 in). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

The material holds up against greases and lubricants, many alcohols, and propane and butane. That behavior comes from the compound itself: Buna-N (Nitrile) is valued for the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with ozone and direct sunlight or ketones.

Common environments for this compound include fluid power, automotive, and agricultural equipment.

H5.7X62 ships individually. Unit weight is approximately 6.791 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H5.7X62
Description
5.7MM CS X 62MM ID BLACK BUNA 70D
Actual Outside Diameter
73.4 mm (2.89 inch)
Actual Cross Section
5.7 mm (0.224 inch)
Actual Inside Diameter
62 mm (2.441 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity