5.7MM CS X 62.6MM ID BLACK BUNA 90D

Buna-N O-Ring, 5.7 x 62.6 mm, 90A, Black, -40 to 250°F

Status
Out of Stock
Est. Ship Date
29 Oct 2026
Material
Buna-N (Nitrile / NBR)
Durometer
90 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:
H90M5.7X62.6
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Product Specification

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The H90M5.7X62.6 is a black Buna-N (Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 62.6 mm (2.465 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 74 mm (2.91 in). This o-ring compresses into its gland to block fluid or gas migration across a joint. The catalog record notes: Metric O-RING, JIS P63.

This material stands up to many alcohols, greases and lubricants, and water. Buna-N (Nitrile) is known for an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. 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 polar solvents or ozone and direct sunlight.

You will find this material specified across construction equipment, general industrial maintenance, and fluid power.

Stocked as H90M5.7X62.6 and sold individually. Unit weight is approximately 7.7389 g. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
H90M5.7X62.6
Description
5.7MM CS X 62.6MM ID BLACK BUNA 90D
Actual Outside Diameter
74 mm (2.91 inch)
Actual Cross Section
5.7 mm (0.224 inch)
Actual Inside Diameter
62.6 mm (2.465 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity