• Extra Duty Spring Lock Washer
  • Dimensions are in inches.
  • Formerly designated Extra Heavy Helical Spring Lock Washers.
Standard Stock Material
  • Carbon Steel
  • Stainless Steel
  • Phosphorus Bronze
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Item #

Description

Nominal Washer Size

Max. (A)

Max. (B)

Min. (T)

Min. (W)

Min. (BW)

N/A Extra-Duty Helical Spring Lock Washer, 0.094" I.D. N/A No. 2 N/A 0.094 in N/A 0.208 in N/A 0.027 in N/A 0.053 in N/A 0.037 in
N/A Extra-Duty Helical Spring Lock Washer, 0.107" I.D. N/A No. 3 N/A 0.107 in N/A 0.239 in N/A 0.034 in N/A 0.062 in N/A 0.043 in
N/A Extra-Duty Helical Spring Lock Washer, 0.120" I.D. N/A No. 4 N/A 0.120 in N/A 0.253 in N/A 0.034 in N/A 0.062 in N/A 0.043 in
N/A Extra-Duty Helical Spring Lock Washer, 0.133" I.D. N/A No. 5 N/A 0.133 in N/A 0.300 in N/A 0.045 in N/A 0.079 in N/A 0.055 in
N/A Extra-Duty Helical Spring Lock Washer, 0.148" I.D. N/A No. 6 N/A 0.148 in N/A 0.314 in N/A 0.045 in N/A 0.079 in N/A 0.055 in
N/A Extra-Duty Helical Spring Lock Washer, 0.174" I.D. N/A No. 8 N/A 0.174 in N/A 0.375 in N/A 0.057 in N/A 0.096 in N/A 0.067 in
N/A Extra-Duty Helical Spring Lock Washer, 0.200" I.D. N/A No. 10 N/A 0.200 in N/A 0.434 in N/A 0.068 in N/A 0.1120 in N/A 0.078 in
N/A Extra-Duty Helical Spring Lock Washer, 0.227" I.D. N/A No. 12 N/A 0.227 in N/A 0.497 in N/A 0.080 in N/A 0.130 in N/A 0.091 in
N/A Extra-Duty Helical Spring Lock Washer, 0.260" I.D. N/A 1/4 in N/A 0.260 in N/A 0.533 in N/A 0.084 in N/A 0.132 in N/A 0.092 in
N/A Extra-Duty Helical Spring Lock Washer, 0.322" I.D. N/A 5/16 in N/A 0.322 in N/A 0.619 in N/A 0.108 in N/A 0.143 in N/A 0.100 in
N/A Extra-Duty Helical Spring Lock Washer, 0.385" I.D. N/A 3/8 in N/A 0.385 in N/A 0.738 in N/A 0.123 in N/A 0.170 in N/A 0.119 in
N/A Extra-Duty Helical Spring Lock Washer, 0.450" I.D. N/A 7/16 in N/A 0.450 in N/A 0.836 in N/A 0.143 in N/A 0.1860 in N/A 0.130 in
N/A Extra-Duty Helical Spring Lock Washer, 0.512" I.D. N/A 1/2 in N/A 0.512 in N/A 0.935 in N/A 0.162 in N/A 0.204 in N/A 0.143 in
N/A Extra-Duty Helical Spring Lock Washer, 0.574" I.D. N/A 9/16 in N/A 0.574 in N/A 1.035 in N/A 0.182 in N/A 0.223 in N/A 0.156 in
N/A Extra-Duty Helical Spring Lock Washer, 0.641" I.D. N/A 5/8 in N/A 0.641 in N/A 1.151 in N/A 0.202 in N/A 0.242 in N/A 0.169 in
N/A Extra-Duty Helical Spring Lock Washer, 0.704" I.D. N/A 11/16 in N/A 0.704 in N/A 1.252 in N/A 0.221 in N/A 0.260 in N/A 0.182 in
N/A Extra-Duty Helical Spring Lock Washer, 0.766" I.D. N/A 3/4 in N/A 0.766 in N/A 1.355 in N/A 0.241 in N/A 0.279 in N/A 0.195 in
N/A Extra-Duty Helical Spring Lock Washer, 0.832" I.D. N/A 13/16 in N/A 0.832 in N/A 1.458 in N/A 0.261 in N/A 0.298 in N/A 0.209 in
N/A Extra-Duty Helical Spring Lock Washer, 0.894" I.D. N/A 7/8 in N/A 0.894 in N/A 1.571 in N/A 0.285 in N/A 0.322 in N/A 0.225 in
N/A Extra-Duty Helical Spring Lock Washer, 0.958" I.D. N/A 15/16 in N/A 0.958 in N/A 1.684 in N/A 0.308 in N/A 0.345 in N/A 0.241 in
N/A Extra-Duty Helical Spring Lock Washer, 1.024" I.D. N/A 1 in N/A 1.024 in N/A 1.794 in N/A 0.330 in N/A 0.366 in N/A 0.256 in
N/A Extra-Duty Helical Spring Lock Washer, 1.087" I.D. N/A 1-1/16 in N/A 1.087 in N/A 1.905 in N/A 0.352 in N/A 0.389 in N/A 0.272 in
N/A Extra-Duty Helical Spring Lock Washer, 1.153" I.D. N/A 1-1/8 in N/A 1.153 in N/A 2.013 in N/A 0.375 in N/A 0.411 in N/A 0.288 in
N/A Extra-Duty Helical Spring Lock Washer, 1.217" I.D. N/A 1-3/16 in N/A 1.217 in N/A 2.107 in N/A 0.396 in N/A 0.431 in N/A 0.302 in
N/A Extra-Duty Helical Spring Lock Washer, 1.280" I.D. N/A 1-1/4 in N/A 1.280 in N/A 2.222 in N/A 0.417 in N/A 0.452 in N/A 0.316 in
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