1.6MM CS X 11.1MM ID BLACK BUNA 70D

Buna-N O-Ring, 1.6 x 11.1 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:
H1.6X11.1
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Product Specification

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Ordered as H1.6X11.1, this is a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 11.1 mm (0.437 in), a cross section of 1.6 mm (0.063 in), and an outside diameter of 14.3 mm (0.56 in). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Buna-N (Nitrile) offers low compression set under sustained load and the most widely specified general-purpose sealing elastomer. The compound resists propane and butane, many alcohols, and petroleum-based oils. 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.

It sees regular use in fluid power, general industrial maintenance, and automotive.

Order part number H1.6X11.1, sold individually. Review your operating media and conditions against this specification before installation. 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
H1.6X11.1
Description
1.6MM CS X 11.1MM ID BLACK BUNA 70D
Actual Outside Diameter
14.3 mm (0.56 inch)
Actual Cross Section
1.6 mm (0.063 inch)
Actual Inside Diameter
11.1 mm (0.437 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity