5/16" ID Rubber Flat Washers 3/4" OD x 1/8" Thick NBR Oil-Resistant Gasket Spacers for Plumbing, Automotive, Shop Tools 5/16 x 3/4 x 1/8 (Pack Size: 48 Washers)

5/16" ID Round Rubber Flat Washers – 3/4" OD x 1/8" Thick – Oil-Resistant NBR Specs: Material: NBR (Nitrile Butadiene Rubber) – oil and abrasion resistant Inside Diameter (ID): 5/16" Outside Diameter (OD): 3/4" Thickness: 1/8" Color: Black Pack Sizes: Available in 12, 24, 48, and 100 packs Grade: Class B Features: Oil and abrasion resistant for tough environments Great as washers, gaskets, spacers, and sealing rings Helps reduce vibration and seals fluids in compressors and machinery Provides insulation from heat and electricity Water resistant – ideal for plumbing, pools, boats, and HVAC work

• Oil-Resistant NBR Washers – Engineered from NBR rubber for outstanding resistance to oil, grease, and fuel. Perfect for sealing, cushioning, and mechanical applications in automotive, industrial, and plumbing systems exposed to frequent oil contact.
• Temperature Resistant – Handles temperatures from -40°C to 100°C (-40°F to 212°F), ensuring durability in demanding conditions. Perfect for oil lines, machinery, automotive systems, and industrial uses requiring reliable performance.
• Versatile Applications – Perfect for use as spacers, vibration dampers, gaskets, or seals in plumbing, HVAC, construction, automotive, and industrial systems. Designed to provide reliable performance across a wide range of applications and environments.
• Multiple Sizes and Applications – We carry a wide range of sizes to meet the needs of industrial, commercial, and DIY projects. Suitable for plumbing, HVAC, automotive, and general-purpose sealing or cushioning in various environments.
• Wide Range of Uses – Rubber washers can be used for creating watertight and airtight seals, reducing noise and vibration, protecting surfaces, and improving connections. Ideal for industrial equipment, construction, household repairs, and custom DIY projects.