INCH SIZES
METRIC SIZES
DIAMETER
LENGTH
RECOMMENDED HOLE SIZE
INTERNAL THREAD SIZE - UNIFIED
PART NUMBER - UNIFIED
INTERNAL THREAD SIZE - METRIC
PART NUMBER - METRIC
D
P
L
DIA
0-80
10B0008-125
M1 X 0.25
10B0010-125
.116
.095
.125
.100
2-56
10B02560-157
M2 X 0.4
10B0020-157
.142
.123
.157
.126
4-40
10B0440-226
M3 X 0.5
10B0030-226
.182
.153
.226
6-32
10B0632-281
M3.5 X 0.6
10B0035-281
.215
.184
.281
.188
8-32
10B0832-321
M4 X 0.7
10B0040-321
.249
.217
.321
.221
10-32
10B1032-375
M5 X 0.8
10B0050-375
.279
.248
.375
.252
1/4-20
10B2520-500
f\/6 X 1
10B0060-500
.342
.311
.500
.315
5/16-18
10B3118-500
M8 X 1.25
10B0080-500
.404
.374
.377
3/8-16
10B3716-500
M10 X 1.5
10B0100-500
.495
.465
.468
(L) REG
(L) SHORT
Hi
H2
20B0008-188
.141
.112
.107
20B0008-115
.115
.118
20B0256-188
M2 X 0.40
20B0020-188
20B0256-115
20B0020-115
20B0440-219
M2.5 X 0.45
20B0025-219
.172
.146
.219
.159
20B0440-135
1v12.5 X 0.45
20B0025-135
.135
20B0632-250
20B0030-250
.190
.250
.206
.185
20B0035-250
20B0632-150
20B0030-150
.203
.150
.199
20B0035-150
20B0832-312
20B0040-312
.213
.312
.234
208
20B0832-185
20B0040-185
.230
10-24
20B1024-375
20B0050-375
.297
.251
.277
.246
20B1024-225
20B0050-225
.272
.225
267
20B1032-375
20B1032-225
.267
20B2520-500
M6 X 1
20B0060-500
.332
.363
20B2520-300
20B0060-300
.354
.300
.349
20B3118-562
20B0080-562
.469
.406
.562
.448
.401
20B3118-335
20B0080-335
.439
.335
.431
20B3716-625
20B0100-625
.563
.493
.625
.540
.486