-414 BLACK BUNA 70D O-RING

Buna-N O-Ring, 3.1 in ID x 0.275 CS, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
414
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
1/4 inch
Nominal Inside Diameter
3 1/8 inch
Nominal Outside Diameter
3 5/8 inch
Unit of Measure
EA
SKU:
H70414
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Product Specification

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This o-ring is supplied in AS568-414 black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 3.1 in (78.74 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.65 in (92.71 mm), catalogued under part number H70414. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Buna-N (Nitrile) is widely chosen for strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. The compound resists water, propane and butane, and greases and lubricants. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or polar solvents call for a different compound.

Typical settings include hydraulic and pneumatic systems, fluid power, and construction equipment.

Stocked as H70414 and sold individually. Unit weight is approximately 0.0128 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H70414
Description
-414 BLACK BUNA 70D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
3.1 inch (78.74 mm)
Actual Outside Diameter
3.65 inch (92.71 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity