-258 BLACK CHLOROPRENE 70D O-RING

Neoprene O-Ring, 5.984 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
258
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
6 inch
Nominal Outside Diameter
6 1/4 inch
Unit of Measure
EA
SKU:
N70258
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Product Specification

-
N70258 is an AS568-258 black Neoprene (Chloroprene) 70 Shore A O-Ring supplied with an inside diameter of 5.984 in (151.99 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 6.262 in (159.05 mm). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

The compound resists sunlight and salt spray, refrigerants and ammonia, and mild acids. Neoprene (Chloroprene) is specified for good resilience across a moderate temperature band and dependable general-purpose sealing in exposed installations. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Applications involving strong oxidizing acids or aromatic hydrocarbons call for a different compound.

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

N70258 ships individually. Unit weight is approximately 6.7013 g and nominal inside diameter is listed as 6 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
N70258
Description
-258 BLACK CHLOROPRENE 70D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
5.984 inch (151.99 mm)
Actual Outside Diameter
6.262 inch (159.05 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity