EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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Hex Socket Plugs for NPT Threads and Fittings protect threads during low-pressure testing and in-house processing or handling. They are not intended for permanent applications.
Hex Socket Plugs for National Pipe Thread (NPT) Threads and Fittings
Hex Socket Plugs for National Pipe Thread (NPT) Threads and Fittings - 2
Unit of Measure
1 

Item #

Item Name

Inside Diameter

Inside Length

To Fit National Pipe Thread (NPT)

04MHSPNO25ORD4 N/A Hex Socket Plug for National Pipe Thread (NPT) 1/4-18 Size Thread N/A 0.260 in6.6 mm N/A 0.31 in7.9 mm N/A 1/4-18
04MHSPNO375RD4 N/A Hex Socket Plug for National Pipe Thread (NPT) 3/8-18 Size Thread N/A 0.330 in8.40 mm N/A 0.38 in9.7 mm N/A 3/8-18
04MHSPN0500RD4 N/A Hex Socket Plug for National Pipe Thread (NPT) 1/2-14 Size Thread N/A 0.390 in9.90 mm N/A 0.38 in9.7 mm N/A 1/2-14
04MHSPN075ORD4 N/A Hex Socket Plug for National Pipe Thread (NPT) 3/4-14 Size Thread N/A 0.570 in14.5 mm N/A 0.47 in11.9 mm N/A 3/4-14
04MHSPN1000RD4 N/A Hex Socket Plug for National Pipe Thread (NPT) 1-11 1/2 Size Thread N/A 0.64 in16.3 mm N/A 0.59 in15 mm N/A 1-11 1/2
Unit of Measure
1