You have no items in your shopping cart.

-344 BLACK CHEMOURS VITON 75D O-RING

Viton® O-Ring, 3.85 in ID x 0.21 CS, 75A, Black, -15 to 400°F

Status
Out of Stock
Est. Ship Date
22 Oct 2026
Material
Fluoroelastomer (FKM/Viton)
Dash Size
344
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
3 7/8 inch
Nominal Outside Diameter
4 1/4 inch
Unit of Measure
EA
SKU:
VITON75344
Please login to see price and add to cart

Product Specification

-
The VITON75344 is an AS568-344 black Viton® (FKM) 75 Shore A O-Ring measuring an inside diameter of 3.85 in (97.79 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 4.27 in (108.46 mm). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Viton® (FKM) offers long service life in hot, chemically aggressive environments and very low compression set at elevated temperature. Expect good resistance to many acids, petroleum oils and fuels, and aromatic hydrocarbons. Continuous operating temperature is published at -15°F (-26.1°C) to 400°F (204.4°C). Verify compatibility before use with low-molecular-weight organic acids or ketones and esters.

You will find this material specified across chemical processing, automotive fuel systems, and aerospace.

This item is sold individually under part number VITON75344. Unit weight is approximately 13.319 g and nominal inside diameter is listed as 3 7/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Item
VITON75344
Description
-344 BLACK CHEMOURS VITON 75D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
3.85 inch (97.79 mm)
Actual Outside Diameter
4.27 inch (108.46 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity