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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a1644-500
Unit of Measure
1 2 

Item #

M - Tube Diameter

W - Tube Diameter

P - Thread Size

L1

L2

Material

216804.3 N/A 12 mm N/A 1/2 in N/A 3/8 N/A 32.0 mm N/A 61 mm N/A Stainless Steel
216805.3 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 1/2 N/A 37.0 mm N/A 73 mm N/A Stainless Steel
216806.3 N/A 18 mm20 mm N/A 3/4 in N/A 3/4 N/A 42.0 mm N/A 82.5 mm N/A Stainless Steel
216807.3 N/A 25 mm N/A 1 in N/A 1 N/A 46.0 mm N/A 103 mm N/A Stainless Steel
216808.3 N/A 30 mm32 mm N/A 1 1/4 in N/A 1 1/4 N/A 53.0 mm N/A 127 mm N/A Stainless Steel
216809.3 N/A 38 mm N/A 1 1/2 in N/A 1 1/2 N/A 59.0 mm N/A 141 mm N/A Stainless Steel
216810.3 N/A 6 mm N/A 1/4 in N/A 1/4 N/A 24.0 mm N/A 52.5 mm N/A Stainless Steel
216811.3 N/A 8 mm N/A 5/16 in N/A 1/4 N/A 24.0 mm N/A 52.5 mm N/A Stainless Steel
216812.3 N/A 10 mm N/A 3/8 in N/A 1/8 N/A 27.5 mm N/A 48.5 mm N/A Stainless Steel
216813.3 N/A 10 mm N/A 3/8 in N/A 3/8 N/A 29.5 mm N/A 61 mm N/A Stainless Steel
216814.3 N/A 10 mm N/A 3/8 in N/A 1/2 N/A 31.5 mm N/A 73 mm N/A Stainless Steel
216815.3 N/A 12 mm N/A 1/2 in N/A 1/4 N/A 32.0 mm N/A 61 mm N/A Stainless Steel
216816.3 N/A 12 mm N/A 1/2 in N/A 1/2 N/A 34.0 mm N/A 73 mm N/A Stainless Steel
216817.3 N/A 12 mm N/A 1/2 in N/A 3/4 N/A 36.0 mm N/A 82.5 mm N/A Stainless Steel
216818.3 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 3/8 N/A 37.0 mm N/A 68.5 mm N/A Stainless Steel
216819.3 N/A 14 mm15 mm16 mm N/A 5/8 in N/A 3/4 N/A 39.0 mm N/A 82.5 mm N/A Stainless Steel
216820.3 N/A 18 mm20 mm N/A 3/4 in N/A 1/2 N/A 42.0 mm N/A 82.5 mm N/A Stainless Steel
216821.3 N/A 25 mm N/A 1 in N/A 3/4 N/A 46.0 mm N/A 98 mm N/A Stainless Steel
216822.3 N/A 30 mm32 mm N/A 1 1/4 in N/A 1 N/A 53.0 mm N/A 127 mm N/A Stainless Steel
Unit of Measure
1 2