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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a1561-500
Unit of Measure
1 2 

Item #

M - Tube Diameter

W - Tube Diameter

G - Thread Size

L1

L2

Material

201801.3 N/A 6 mm N/A 1/4 in N/A 1/8 N/A 31.5 mm N/A 16.0 mm N/A Carbon Steel
201802.3 N/A 8 mm N/A 5/16 in N/A 1/8 N/A 31.5 mm N/A 16.0 mm N/A Carbon Steel
201803.3 N/A 10 mm N/A 3/8 in N/A 1/4 N/A 33.5 mm N/A 21.0 mm N/A Carbon Steel
201804.3 N/A 12 mm N/A 1/2 in N/A 3/8 N/A 37.6 mm N/A 22.4 mm N/A Carbon Steel
201805.3 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 1/2 N/A 41.1 mm N/A 26.4 mm N/A Carbon Steel
201806.3 N/A 18 mm20 mm N/A 3/4 in N/A 3/4 N/A 45.4 mm N/A 29.1 mm N/A Carbon Steel
201807.3 N/A 25 mm N/A 1 in N/A 1 N/A 45.4 mm N/A 31.1 mm N/A Carbon Steel
201808.3 N/A 30 mm32 mm N/A 1 1/4 in N/A 1 1/4 N/A 46.7 mm N/A 36.3 mm N/A Carbon Steel
201809.3 N/A 38 mm N/A 1 1/2 in N/A 1 1/2 N/A 47.0 mm N/A 38.0 mm N/A Carbon Steel
201810.3 N/A 6 mm N/A 1/4 in N/A 1/4 N/A 31.5 mm N/A 21.0 mm N/A Carbon Steel
201811.3 N/A 8 mm N/A 5/16 in N/A 1/4 N/A 31.5 mm N/A 21.0 mm N/A Carbon Steel
201812.3 N/A 10 mm N/A 3/8 in N/A 1/8 N/A 33.5 mm N/A 16.0 mm N/A Carbon Steel
201813.3 N/A 10 mm N/A 3/8 in N/A 3/8 N/A 33.5 mm N/A 22.5 mm N/A Carbon Steel
201814.3 N/A 12 mm N/A 1/2 in N/A 1/4 N/A 37.6 mm N/A 21.4 mm N/A Carbon Steel
201815.3 N/A 12 mm N/A 1/2 in N/A 1/2 N/A 37.6 mm N/A 26.4 mm N/A Carbon Steel
201816.3 N/A 18 mm20 mm N/A 3/4 in N/A 1/2 N/A 45.4 mm N/A 26.6 mm N/A Carbon Steel
211801.3 N/A 6 mm N/A 1/4 in N/A 1/8 N/A 31.5 mm N/A 16.0 mm N/A Stainless Steel
211802.3 N/A 8 mm N/A 5/16 in N/A 1/8 N/A 31.5 mm N/A 16.0 mm N/A Stainless Steel
211803.3 N/A 10 mm N/A 3/8 in N/A 1/4 N/A 33.5 mm N/A 21.0 mm N/A Stainless Steel
211804.3 N/A 12 mm N/A 1/2 in N/A 3/8 N/A 37.6 mm N/A 22.4 mm N/A Stainless Steel
211805.3 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 1/2 N/A 41.1 mm N/A 26.4 mm N/A Stainless Steel
211806.3 N/A 18 mm20 mm N/A 3/4 in N/A 3/4 N/A 45.4 mm N/A 29.1 mm N/A Stainless Steel
211807.3 N/A 25 mm N/A 1 in N/A 1 N/A 45.4 mm N/A 31.1 mm N/A Stainless Steel
211808.3 N/A 30 mm32 mm N/A 1 1/4 in N/A 1 1/4 N/A 46.7 mm N/A 36.3 mm N/A Stainless Steel
211809.3 N/A 38 mm N/A 1 1/2 in N/A 1 1/2 N/A 47.0 mm N/A 38.0 mm N/A Stainless Steel
Unit of Measure
1 2