Buckeye Fasteners, Inc. distributes weld fasteners, leg levelers and adjusting screws. Inch and metric threads are available. Fasteners in low carbon and stainless steel. Custom Multisource Fasteners
5250 West 164th Street • Brookpark, OH 44142-1597
(216) 267-2240 • FAX: (216) 267-3228
E-Mail:info@buckeyefasteners.com
A Div. of Fastener Ind., Inc.
(800) 437-1689
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Metric External Threads

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ASME B 1.13M-2005 (External)
Thread Size Thread Pitch Major Diameter Pitch Diameter UNR Minor
Dia. Max. (Ref.)
Minimum Maximum Minimum Maximum
M3.5-6g 0.6 3.479 3.354 3.089 3.004 2.829
M4-6g 0.7 3.978 3.838 3.523 3.433 3.220
M5-6g 0.8 4.976 4.826 4.456 4.361 4.110
M6-6g 1 5.974 5.794 5.324 5.212 4.891
M8-6g 1.25 7.972 7.760 7.160 7.042 6.619
M10-6g 1.5 9.968 9.732 8.994 8.862 8.344
M12-6g 1.75 11.966 11.701 10.829 10.679 10.072

Metric Internal Threads

ASME B 1.13M-2005 (Internal)
Thread Size Thread Pitch Major Diameter Pitch Diameter Major
Diameter
Minimum Maximum Minimum Maximum Maximum
M3.5-6H 0.6 2.850 3.010 3.110 3.222 3.699
M4-6H 0.7 3.242 3.422 3.545 3.663 4.219
M5-6H 0.8 4.134 4.334 4.480 4.605 5.240
M6-6H 1 4.917 5.153 5.350 5.500 6.294
M8-6H 1.25 6.647 6.912 7.188 7.348 8.340
M10-6g 1.5 8.376 8.676 9.026 9.206 10.396
M12-6H 1.75 10.106 10.441 10.863 11.063 12.453