Buna-N O-Ring | 54mm ID x 1mm Wide | 70 Durometer (70/Pkg.) 416 Stainless Steel while the M2

while the M2

making them suitable for both indoor and light outdoor use where standard machine screws are required

more consistent cutting through hard substrates

a corresponding washer to distribute load and prevent pull-through in softer materials

Design: Split

Buna-N O-Ring | 54mm ID x 1mm Wide | 70 Durometer (70/Pkg.) 416 Stainless Steel while the M2These Buna N (Nitrile) o rings are precision molded to 54 mm inner diameter and 1 mm cross section, rated 70 Shore A. Provides oil, fuel, and hydraulic resistance for general purpose service, with a service range of 40F to +250F. Material: Buna N (Nitrile) Size: 54 mm inner diameter by 1 mm cross section Color: Black Applications: General purpose sealing in oil, fuel, and hydraulic systems Specifications Product type: O Ring Material: Buna N (Nitrile)