-237 BLACK CHLOROPRENE 70D O-RING

Neoprene O-Ring, 3.359 in ID x 0.139 CS, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Neoprene (Chloropene)
Dash Size
237
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
3 3/8 inch
Nominal Outside Diameter
3 5/8 inch
Unit of Measure
EA
SKU:
N70237
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Product Specification

-
Ordered as N70237, this is an AS568-237 black Neoprene (Chloroprene) 70 Shore A O-Ring measuring an inside diameter of 3.359 in (85.32 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 3.637 in (92.38 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.

Neoprene (Chloroprene) is widely chosen for dependable general-purpose sealing in exposed installations and good resilience across a moderate temperature band. The compound resists mild acids, refrigerants and ammonia, and sunlight and salt spray. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with strong oxidizing acids or chlorinated solvents.

It sees regular use in transit and rail, HVAC and refrigeration, and marine equipment.

This item is sold individually under part number N70237. Unit weight is approximately 3.8285 g. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
N70237
Description
-237 BLACK CHLOROPRENE 70D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
3.359 inch (85.32 mm)
Actual Outside Diameter
3.637 inch (92.38 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity