1.2MM CS X 28MM ID BLACK BUNA 70D

Buna-N O-Ring, 1.2 x 28 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:
H1.2X28
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Product Specification

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H1.2X28 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 28 mm (1.102 in), a cross section of 1.2 mm (0.047 in), and an outside diameter of 30.4 mm (1.2 in). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

As a material, Buna-N (Nitrile) is valued for strong abrasion and tear resistance, the most widely specified general-purpose sealing elastomer. It resists water, greases and lubricants, and propane and butane. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).

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

This item is sold individually under part number H1.2X28. 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
H1.2X28
Description
1.2MM CS X 28MM ID BLACK BUNA 70D
Actual Outside Diameter
30.4 mm (1.2 inch)
Actual Cross Section
1.2 mm (0.047 inch)
Actual Inside Diameter
28 mm (1.102 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity