3MM CS X 6MM ID BLACK BUNA 90D

Buna-N O-Ring, 3 x 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:
H90M3X6
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Product Specification

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Part number H90M3X6 is a black Buna-N (Nitrile) 90 Shore A O-Ring measuring an inside diameter of 6 mm (0.236 in), a cross section of 3 mm (0.118 in), and an outside diameter of 12 mm (0.47 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Buna-N (Nitrile) is known for low compression set under sustained load and the most widely specified general-purpose sealing elastomer. It resists propane and butane, hydraulic fluids, and petroleum-based oils. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).

Common environments for this compound include fluid power, agricultural equipment, and general industrial maintenance.

Reference part number H90M3X6 when ordering; the item is sold individually. Unit weight is approximately 0.26 g. Review your operating media and conditions against this specification before installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H90M3X6
Description
3MM CS X 6MM ID BLACK BUNA 90D
Actual Outside Diameter
12 mm (0.47 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
6 mm (0.236 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity