-379 BLACK CHLOROPRENE 70D O-RING

Neoprene O-Ring, 10.975 in ID x 0.21 CS, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Neoprene (Chloropene)
Dash Size
379
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
11 inch
Nominal Outside Diameter
11 3/8 inch
Unit of Measure
EA
SKU:
N70379
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Product Specification

-
Part number N70379 is an AS568-379 black Neoprene (Chloroprene) 70 Shore A O-Ring built to an inside diameter of 10.975 in (278.77 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 11.395 in (289.43 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Neoprene (Chloroprene) is known for good resilience across a moderate temperature band and strong performance in refrigeration circuits. The material holds up against mild acids, ozone and weathering, and moderate petroleum oil exposure. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in strong oxidizing acids or ketones.

You will find this material specified across weather sealing and enclosures, marine equipment, and transit and rail.

Reference part number N70379 when ordering; the item is sold individually. Unit weight is approximately 27.9094 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Item
N70379
Description
-379 BLACK CHLOROPRENE 70D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
10.975 inch (278.77 mm)
Actual Outside Diameter
11.395 inch (289.43 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity