MICRO PLASTICS 13SP034 Round Spacer, Nylon, #8, 1/8 L, Pk100. More details: Round Spacer, Clear Hole, Nylon, Screw Size #8, Inside Dia 0.171 In, Outside Dia 1/4 In, Length 1/8 In, ID Tolerance +/-0.005 In, OD Tolerance +/-0.015 In, Length Tolerance +/-0.005 In, Temp Range 185 F, Color Natural, Package 100