-348 BLACK CHLOROPRENE 70D O-RING

Neoprene O-Ring, 4.35 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
348
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
4 3/8 inch
Nominal Outside Diameter
4 3/4 inch
Unit of Measure
EA
SKU:
N70348
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Product Specification

-
Part number N70348 is an AS568-348 black Neoprene (Chloroprene) 70 Shore A O-Ring with an inside diameter of 4.35 in (110.49 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 4.77 in (121.16 mm). An o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Neoprene (Chloroprene) is specified for good resilience across a moderate temperature band and strong performance in refrigeration circuits. This material stands up to sunlight and salt spray, refrigerants and ammonia, and mild acids. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It is not the right choice where aromatic hydrocarbons or chlorinated solvents are present.

Typical settings include general industrial, HVAC and refrigeration, and marine equipment.

Stocked as N70348 and sold individually. Unit weight is approximately 11.3779 g and nominal inside diameter is listed as 4 3/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Item
N70348
Description
-348 BLACK CHLOROPRENE 70D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
4.35 inch (110.49 mm)
Actual Outside Diameter
4.77 inch (121.16 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity