Silicon Bronze Flat Washers

Our flat washers are made of a solid 651 Silicon Bronze alloy and are perfect for use on your bronze bolts.  SIZE Inner Diameter Outer Diameter Thickness #6 0.152" (3.83mm) 0.375" (9.6mm) 0.035" (0.9mm) #8 0.170" (4.3mm) 0.375" (9.6mm) 0.035" (0.9mm) #10 0.200" (5.1mm) 0.427" (10.9mm) 0.035" (0.9mm) #12 0.225" (5.8mm) 0.500" (12.7mm) 0.039" (1.0mm) 1/4" Small Pattern 0.250" (6.4mm) 0.559" (14.2mm) 0.040" (1.0mm) 1/4" Large Pattern 0.250" (6.4mm) 0.685" (17.4mm) 0.043" (1.1mm) 5/16" 0.312" (7.9mm) 0.750" (19.0mm) 0.062" (1.6mm) 3/8" 0.375" (9.6mm) 0.875" (22.2mm) 0.062" (1.6mm) 1/2" 0.500" (12.7mm) 1.250" (31.7mm) 0.083" (2.1mm) 5/8" 0.620" (15.7mm) 1.500" (38.0mm) 0.096" (2.4mm) 3/4" 0.750" (19.6mm) 1.875" (47.6mm) 0.109" (2.8mm) 7/8" 0.935" (23.8mm) 2.250" (57.1mm) 0.118" (3.0mm) 1" 1.000" (25.4mm) 2.500" (63.5mm) 0.135" (3.4mm)