-382 BLACK BUNA 70D O-RING

Buna-N O-Ring, 12.975 in ID x 0.21 CS, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
382
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
3/16 inch
Nominal Inside Diameter
13 inch
Nominal Outside Diameter
13 3/8 inch
Unit of Measure
EA
SKU:
H70382
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Product Specification

-
This o-ring is supplied in AS568-382 black Buna-N (Nitrile) 70 Shore A built to an inside diameter of 12.975 in (329.57 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 13.395 in (340.23 mm), catalogued under part number H70382. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.

As a material, Buna-N (Nitrile) delivers strong abrasion and tear resistance, the most widely specified general-purpose sealing elastomer. Expect good resistance to petroleum-based oils, water, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where strong acids or automotive brake fluid are present.

Common environments for this compound include fluid power, automotive, and agricultural equipment.

Stocked as H70382 and sold individually. Unit weight is approximately 28.8 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H70382
Description
-382 BLACK BUNA 70D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
12.975 inch (329.57 mm)
Actual Outside Diameter
13.395 inch (340.23 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity