World Wide Metric, Inc.
37 Readington Road
Branchburg, New Jersey 08876
Phone: 732-247-2300 • Fax: 732-247-7258
E-Mail: sales@worldwidemetric.com • Web site: www.worldwidemetric.com
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4009-500
Male Stud Coupling Thread NPTF
Unit of Measure
1 2 

Item #

M - Tube Diameter

W - Tube Diameter

P - Thread Size

L1

L2

Material

400901 N/A 6 mm N/A 1/4 in N/A 1/8 N/A 17.5 mm N/A 10.0 mm N/A Carbon Steel
400902 N/A 8 mm10 mm N/A 5/16 in3/8 in N/A 1/4 N/A 20.0 mm N/A 11.0 mm N/A Carbon Steel
400903 N/A 12 mm N/A 1/2 in N/A 3/8 N/A 22.5 mm N/A 13.0 mm N/A Carbon Steel
400904 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 1/2 N/A 27.0 mm N/A 15.5 mm N/A Carbon Steel
400905 N/A 18 mm20 mm N/A 3/4 in N/A 3/4 N/A 30.0 mm N/A 17.0 mm N/A Carbon Steel
400906 N/A 22 mm25 mm N/A 7/8 in1 in N/A 1 N/A 32.0 mm N/A 17.5 mm N/A Carbon Steel
400907 N/A 28 mm30 mm32 mm N/A 1 1/4 in N/A 1 1/4 N/A 34.0 mm N/A 17.5 mm N/A Carbon Steel
400908 N/A 35 mm38 mm N/A 1 1/2 in N/A 1 1/2 N/A 35.5 mm N/A 17.5 mm N/A Carbon Steel
400909 N/A 6 mm N/A 1/4 in N/A 1/4 N/A 17.5 mm N/A 10.0 mm N/A Carbon Steel
400910 N/A 6 mm N/A 1/4 in N/A 3/8 N/A 17.5 mm N/A 10.0 mm N/A Carbon Steel
400911 N/A 8 mm10 mm N/A 5/16 in3/8 in N/A 3/8 N/A 20.0 mm N/A 11.0 mm N/A Carbon Steel
400912 N/A 8 mm10 mm N/A 5/16 in3/8 in N/A 1/2 N/A 20.5 mm N/A 11.0 mm N/A Carbon Steel
400913 N/A 12 mm N/A 1/2 in N/A 1/4 N/A 22.5 mm N/A 13.0 mm N/A Carbon Steel
400914 N/A 12 mm N/A 1/2 in N/A 1/2 N/A 22.5 mm N/A 13.0 mm N/A Carbon Steel
400915 N/A 12 mm N/A 1/2 in N/A 3/4 N/A 24.5 mm N/A 13.0 mm N/A Carbon Steel
400916 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 3/8 N/A 27.0 mm N/A 15.5 mm N/A Carbon Steel
400917 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 3/4 N/A 27.0 mm N/A 15.5 mm N/A Carbon Steel
400918 N/A 18 mm20 mm N/A 3/4 in N/A 1/2 N/A 30.0 mm N/A 17.0 mm N/A Carbon Steel
400919 N/A 18 mm20 mm N/A 3/4 in N/A 1 N/A 30.0 mm N/A 17.0 mm N/A Carbon Steel
400920 N/A 22 mm25 mm N/A 7/8 in1 in N/A 3/4 N/A 32.0 mm N/A 17.5 mm N/A Carbon Steel
400921 N/A 28 mm30 mm32 mm N/A 1 1/4 in N/A 1 N/A 34.0 mm N/A 17.5 mm N/A Carbon Steel
400922 N/A 35 mm38 mm N/A 1 1/2 in N/A 1 1/4 N/A 35.5 mm N/A 17.5 mm N/A Carbon Steel
410901 N/A 6 mm N/A 1/4 in N/A 1/8 N/A 17.5 mm N/A 10.0 mm N/A Stainless Steel
410902 N/A 8 mm10 mm N/A 5/16 in3/8 in N/A 1/4 N/A 20.0 mm N/A 11.0 mm N/A Stainless Steel
410903 N/A 12 mm N/A 1/2 in N/A 3/8 N/A 22.5 mm N/A 13.0 mm N/A Stainless Steel
Unit of Measure
1 2