-912 BLACK BUNA 70D O-RING

Buna-N O-Ring, 0.924 in ID x 0.116 CS, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
1 Nov 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
912
Durometer
70 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Nominal Cross Section
3/32 inch
Nominal Inside Diameter
3/4 inch
Nominal Outside Diameter
15/16 inch
Unit of Measure
EA
SKU:
H70912
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Product Specification

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The H70912 is an AS568-912 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 0.924 in (23.47 mm), a cross section of 0.116 in (2.95 mm), and an outside diameter of 1.156 in (29.36 mm). This o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) is specified here for reliable performance in both static and dynamic service, most widely specified general-purpose sealing elastomer. It resists many alcohols, greases and lubricants, and water. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It is not the right choice where ketones or ozone and direct sunlight are present.

Typical settings include fluid power, general industrial maintenance, and automotive.

H70912 ships individually. Unit weight is approximately 0.7001 g and nominal inside diameter is listed as 3/4 inch. Review your operating media and conditions against this specification before installation.
Item
H70912
Description
-912 BLACK BUNA 70D O-RING
Actual Cross Section
0.116 inch (2.95 mm)
Actual Inside Diameter
0.924 inch (23.47 mm)
Actual Outside Diameter
1.156 inch (29.36 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity