5.7MM CS X 94.6MM ID BLACK BUNA 90D

Buna-N O-Ring, 5.7 x 94.6 mm, 90A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 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:
H90M5.7X94.6
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Product Specification

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APG stocks the H90M5.7X94.6, a black Buna-N (Nitrile) 90 Shore A O-Ring supplied with an inside diameter of 94.6 mm (3.724 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 106 mm (4.17 in). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load. The catalog record notes: Metric O-RING, JIS P95.

As a material, Buna-N (Nitrile) is widely chosen for an economical choice for high-volume maintenance programs and the most widely specified general-purpose sealing elastomer. Expect good resistance to water, many alcohols, and hydraulic fluids. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It is not the right choice where ketones or strong acids are present.

You will find this material specified across construction equipment, fluid power, and hydraulic and pneumatic systems.

Order part number H90M5.7X94.6, sold individually. Unit weight is approximately 11.161 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H90M5.7X94.6
Description
5.7MM CS X 94.6MM ID BLACK BUNA 90D
Actual Outside Diameter
106 mm (4.17 inch)
Actual Cross Section
5.7 mm (0.224 inch)
Actual Inside Diameter
94.6 mm (3.724 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity