-262 BLACK BUNA 70D O-RING

Buna-N O-Ring, 6.984 in ID x 0.139 CS, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
262
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
1/8 inch
Nominal Inside Diameter
7 inch
Nominal Outside Diameter
7 1/4 inch
Unit of Measure
EA
SKU:
H70262
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Product Specification

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H70262 is an AS568-262 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 6.984 in (177.39 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 7.262 in (184.45 mm). In service, this o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Buna-N (Nitrile) is specified here for low compression set under sustained load, strong abrasion and tear resistance. The material holds up against greases and lubricants, many alcohols, and water. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in polar solvents or automotive brake fluid.

Maintenance and OEM teams specify it across hydraulic and pneumatic systems, general industrial maintenance, and fluid power.

H70262 ships individually. Unit weight is approximately 6.905 g. Check the compound against your process media, pressure and temperature before committing to a design.
Item
H70262
Description
-262 BLACK BUNA 70D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
6.984 inch (177.39 mm)
Actual Outside Diameter
7.262 inch (184.45 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity