-318 BLACK FKM 75D O-RING

Viton® O-Ring, 0.975 in ID x 0.21 CS, 75A, Black, -15 to 400°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Fluoroelastomer (FKM/Viton)
Dash Size
318
Durometer
75 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-15°F (-26°C)
Maximum Temperature
400°F (204°C)
Nominal Cross Section
3/16 inch
Nominal Inside Diameter
1 inch
Nominal Outside Diameter
1 3/8 inch
Unit of Measure
EA
SKU:
V70318
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Product Specification

-
Ordered as V70318, this is an AS568-318 black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 0.975 in (24.77 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.395 in (35.43 mm). The o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Expect good resistance to aromatic hydrocarbons, engine and transmission fluids, and aggressive chemicals. Viton® (FKM) offers very low compression set at elevated temperature and outstanding high-temperature capability. The material carries a published service range of -15°F (-26.1°C) to 400°F (204.4°C). It is not the right choice where hot water and steam or amines are present.

Maintenance and OEM teams specify it across semiconductor equipment, chemical processing, and automotive fuel systems.

Stocked as V70318 and sold individually. Unit weight is approximately 3.8754 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
V70318
Description
-318 BLACK FKM 75D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
0.975 inch (24.77 mm)
Actual Outside Diameter
1.395 inch (35.43 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity