Table 23. AFBMA Standard Lockwashers (Series W-00) for Ball Bearings and Cylindrical and Spherical Roller Bearings and (Series TW-100) for Tapered Roller Bearings. Inch Design
T
T
V
V
S
S
X
X ”
R
R
B
B ”
45°
45°
E
E
Surface must be flat
Surface must be flat
W-00 through W-16 Q
W-100 through W-116 Q
Tangs
Key
Bore R
Diameter
Dia. Over Tangs. Max.
Type W No.
Width a
Project. a
Type TW No.
Width S
X '
Q
Q
X
No.
Min.
Max.
Tol.
E
Min. .110 .110 .110 .110 .156 .156
Max. .120 .120 .120 .120 .176 .176
Min. .334 .412 .529 .607 .729 .909
Max. .359 .437 .554 .632 .754 .939
Min. .334 .412 .513 .591 .713 .897
Max. .359 .437 .538 .616 .738 .927
T
V
B
B ¢
W-00 W-01 W-02 W-03 W-04 W-05 W-06 W-07 W-08 W-09 W-10 W-11 W-12 W-13 W-14 W-15 W-16
.032 .032 .032 .032 .032 .040 .040 .040 .048 .048 .048 .053 .053 .053 .053 .062 .062
TW-100 TW-101 TW-102 TW-103 TW-104 TW-105 TW-106 TW-065 TW-107 TW-108 TW-109 TW-110 TW-111 TW-112 TW-113 TW-114 TW-115 TW-116
.032 .032
9 9
.120 .120 .120 .120 .166 .166 .166 .166 .166 .234 .234 .234 .234 .234 .234 .234 .328 .328
.031 .031 .031 .031 .031 .047 .047 .047 .047 .062 .062 .062 .062 .062 .094 .094 .094
.406 0.421 0.625 +.015 0.875 0.891
.484 .601 .679 .801
.499 0.719 +.015 1.016 1.031 .616 0.813 +.015 1.156 1.156 .694 0.938 +.015 1.328 1.344 .816 1.125 +.015 1.531 1.563
.048 11 .048 11 .048 11 .052 13 .052 13 .052 15 .052 15 .062 15 .062 17 .062 17 .062 17 .072 17 .072 19 .072 19 .085 19 .085 19
.989 1.009 1.281 +.015 1.719 1.703
.156 .176 1.093 1.128 1.081 1.116 1.193 1.213 1.500 +.015 1.922 1.953 … … 1.221 1.256 1.333 1.353 1.813 +.015 … 2.234 .156 .176 1.296 1.331 1.284 1.319 1.396 1.416 1.813 +.015 2.250 2.250 .250 .290 1.475 1.510 1.461 1.496 1.583 1.603 2.000 +.030 2.469 2.484 .176 .250 .290 1.684 1.724 1.670 1.710 1.792 1.817 2.281 +.030 2.734 2.719 .250 .290 1.884 1.924 1.870 1.910 1.992 2.017 2.438 +.030 2.922 2.922 .250 .290 2.267 2.307 2.248 2.288 2.400 2.425 2.844 +.030 3.344 3.328 .250 .290 2.069 2.109 2.060 2.100 2.182 2.207 2.656 ± .030 3.109 3.094 .250 .290 2.455 2.495 2.436 2.476 2.588 2.613 3.063 +.030 3.578 3.563 .250 .290 2.658 2.698 2.639 2.679 2.791 2.816 3.313 +.030 3.828 3.813 .250 .290 2.831 2.876 2.808 2.853 2.973 3.003 3.563 +.030 4.109 4.047
… .156
.313 .353 3.035 3.080 3.012 3.057 3.177 3.207 3.844 +.030 4.375 4.391 a Tolerances: On width, T , −.010 inch for Types W-00 to W-03 and TW-100 to TW-103; −.020 inch for W-04 to W-07 and TW-104 to TW-107; −.030 inch for all oth - ers shown. On Projection V , +.031 inch for all sizes up through W-13 and TW-113; +.062 inch for all others shown. All dimensions in inches. For dimensions in millimeters, multiply inch values by 25.4 and round result to two decimal places. Data for sizes larger than shown are given in ANSI/AFBMA Standard 8.2-1991.
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