2.65MM CS X 16MM ID BLACK BUNA 70D

Buna-N O-Ring, 2.65 x 16 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:
H2.65X16
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Product Specification

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H2.65X16 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 16 mm (0.63 in), a cross section of 2.65 mm (0.104 in), and an outside diameter of 21.3 mm (0.84 in). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

The compound resists water, greases and lubricants, and propane and butane. That behavior comes from the compound itself: Buna-N (Nitrile) is widely chosen for the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where polar solvents or ozone and direct sunlight are present.

It sees regular use in automotive, construction equipment, and agricultural equipment.

Reference part number H2.65X16 when ordering; the item is sold individually. Unit weight is approximately 0.394 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Item
H2.65X16
Description
2.65MM CS X 16MM ID BLACK BUNA 70D
Actual Outside Diameter
21.3 mm (0.84 inch)
Actual Cross Section
2.65 mm (0.104 inch)
Actual Inside Diameter
16 mm (0.63 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity