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All sizes taper tapped 3/4" per foot (62.5mm per meter) on diameter.

Finish or coating:
  • Black, dipped in rust resistant;
  • Galvanized, zinc plated (inside and out). for sizes 1 1/4 (32 DN) and larger.
Item Image - Solid Square Head Plugs
Unit of Measure
Items Item Image - Solid Square Head Plugs
SSHP-1/8
Solid Square Head Plugs
Item Image - Solid Square Head Plugs
SSHP-1/4
Solid Square Head Plugs
Item Image - Solid Square Head Plugs
SSHP-3/8
Solid Square Head Plugs
Item Image - Solid Square Head Plugs
SSHP-1/2
Solid Square Head Plugs
Item Image - Solid Square Head Plugs
SSHP-3/4
Solid Square Head Plugs
NPS N/A 1/8 N/A 1/4 N/A 3/4 N/A 1/2 N/A 3/4
DN N/A 6 N/A 8 N/A 10 N/A 15 N/A 20
Minimum Overall Plug Length N/A 0.625 inches N/A 0.687 inches N/A 0.812 inches N/A 0.937 inches N/A 1.062 inches
Minimum Overall Plug Length N/A 16 mm N/A 17 mm N/A 21 mm N/A 24 mm N/A 27 mm
Nominal Width Across Flats N/A 9/32 inches N/A 3/8 inches N/A 7/16 inches N/A 9/16 inches N/A 5/8 inches
Nominal Width Across Flats N/A 7 mm N/A 10 mm N/A 11 mm N/A 14 mm N/A 16 mm
Threads N/A 27 inches N/A 18 inches N/A 18 inches N/A 14 inches N/A 14 inches
Threads N/A 686 mm N/A 457 mm N/A 457 mm N/A 356 mm N/A 356 mm
Weight/100 Pieces N/A 2.0 lbs N/A 2.0 lbs N/A 5.0 lbs N/A 10.0 lbs N/A 18 lbs
Weight/100 Pieces N/A 0.91 kg N/A 0.91 kg N/A 2.3 kg N/A 4.5 kg N/A 8.2 kg
Carton Contents N/A 100 N/A 100 N/A 100 N/A 100 N/A 50
Type N/A Square