Item ID: 106146 1 Offered at Best Price DuPont Part Number K#239 Unit Price Unstated Number of Units 1 Part Vendor DuPont (as Part Manufacturer) Part Number K#239 Part Description ORING ID 3-5/8 x 3-7/8 CSD .139 KALREZ 4079 Condition New-Never Used To ORDER this listing, click the Add to Order button below. ORDER # Units (# Units entered will be ADDED to any units already in your order).