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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a1679-500
Unit of Measure
1 2 

Item #

A - Thread Size

B - Thread Size

L1

CH1

CH2

Material

301801 N/A 1/8 N/A 1/8 N/A 31.5 mm N/A 14 mm N/A 14 mm N/A Carbon Steel
301802 N/A 1/4 N/A 1/4 N/A 40.5 mm N/A 19.0 mm N/A 19.0 mm N/A Carbon Steel
301803 N/A 3/8 N/A 3/8 N/A 42.5 mm N/A 22 mm N/A 22 mm N/A Carbon Steel
301804 N/A 1/2 N/A 1/2 N/A 49.5 mm N/A 27 mm N/A 27 mm N/A Carbon Steel
301805 N/A 5/8 N/A 5/8 N/A 55.0 mm N/A 30 mm N/A 30 mm N/A Carbon Steel
301806 N/A 3/4 N/A 3/4 N/A 59.0 mm N/A 32 mm N/A 32 mm N/A Carbon Steel
301807 N/A 1 N/A 1 N/A 73.0 mm N/A 41 mm N/A 41 mm N/A Carbon Steel
301808 N/A 1 1/4 N/A 1 1/4 N/A 76.0 mm N/A 50 mm N/A 50 mm N/A Carbon Steel
301809 N/A 1 1/2 N/A 1 1/2 N/A 89 mm N/A 55 mm N/A 55 mm N/A Carbon Steel
301810 N/A 2 N/A 2 N/A 99 mm N/A 70 mm N/A 70 mm N/A Carbon Steel
301811 N/A 1/4 N/A 3/8 N/A 41.5 mm N/A 22 mm N/A 19.0 mm N/A Carbon Steel
301812 N/A 1/4 N/A 1/2 N/A 45.5 mm N/A 27 mm N/A 19.0 mm N/A Carbon Steel
301813 N/A 3/8 N/A 1/2 N/A 46.0 mm N/A 27 mm N/A 22 mm N/A Carbon Steel
301814 N/A 1/2 N/A 3/4 N/A 55.0 mm N/A 32 mm N/A 27 mm N/A Carbon Steel
311801 N/A 1/8 N/A 1/8 N/A 31.5 mm N/A 14 mm N/A 14 mm N/A Stainless Steel
311802 N/A 1/4 N/A 1/4 N/A 40.5 mm N/A 19.0 mm N/A 19.0 mm N/A Stainless Steel
311803 N/A 3/8 N/A 3/8 N/A 42.5 mm N/A 22 mm N/A 22 mm N/A Stainless Steel
311804 N/A 1/2 N/A 1/2 N/A 49.5 mm N/A 27 mm N/A 27 mm N/A Stainless Steel
311805 N/A 5/8 N/A 5/8 N/A 55.0 mm N/A 30 mm N/A 30 mm N/A Stainless Steel
311806 N/A 3/4 N/A 3/4 N/A 59.0 mm N/A 32 mm N/A 32 mm N/A Stainless Steel
311807 N/A 1 N/A 1 N/A 73.0 mm N/A 41 mm N/A 41 mm N/A Stainless Steel
311808 N/A 1 1/4 N/A 1 1/4 N/A 76.0 mm N/A 50 mm N/A 50 mm N/A Stainless Steel
311809 N/A 1 1/2 N/A 1 1/2 N/A 89 mm N/A 55 mm N/A 55 mm N/A Stainless Steel
311810 N/A 2 N/A 2 N/A 99 mm N/A 70 mm N/A 70 mm N/A Stainless Steel
311811 N/A 1/4 N/A 3/8 N/A 41.5 mm N/A 22 mm N/A 19.0 mm N/A Stainless Steel
Unit of Measure
1 2