McMaster 9194N123 Chemical-Resistant Viton Fluoroelastomer O-Ring, High-Pressure, 1/16 Width, Dash No. 021, ID 15/16" × OD 1-1/16", Pack of 5 48XZ02 External 12-Point Head Style Offset

External 12-Point Head Style Offset Head Offset Angle 15° Head Thickness 11/32" Ratcheting Nonratcheting Material Black-Oxide Steel Drive Size 1/2" Overall Length 8" Open End Wrench Style Open End Opening Shape Round For Drive Style External Square

USMC Flight Approved

Material Polyethylene Plastic

Neoprene (CR) Rubber Compound Element (Standard Material)

McMaster 9194N123 Chemical-Resistant Viton Fluoroelastomer O-Ring, High-Pressure, 1/16 Width, Dash No. 021, ID 15/16" × OD 1-1/16", Pack of 5 48XZ02 External 12-Point Head Style OffsetMade of our hardest Viton fluoroelastomer, these O rings can handle sudden pressure changes that would cause softer O rings to crack or deform. They're often used in compressed air systems or oilfield equipment, such as blowout preventers and wellhead assemblies. These O rings are tested to NORSOK M 710 standards for rapid gas decompression and extrusion resistance. Fractional Width 1 16 ID 15 16 OD 1 1 16 Width (Decimal) 0. 07" Dash Number 021 ID