Socket Pipe Plugs

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Socket Pipe Plugs are available in steel, brass and stainless steel

Size Pitch Hex - Across Flats Diameter Nominal Body Lenght Nominal Key Engagement Nominal Tapping Drill Size Taper NPT
1/16 27 5/32 0.310 0.310 0.140 D
1/8 27 3/16 0.375 0.310  0.140  Q
1/4 18 1/4 0.540 0.437  0.218  7/16
3/8 18 5/16 0.675 0.500  0.250  9/16
1/2 14 3/8 0.840 0.562  0.312  45/64
3/4 14 9/16 1.050 0.625   0.312  29/32
1 11 1/2 5/8 1.315 0.750  0.375  1 9/64
1 1/4 11 1/2 3/4 1.660 0.812  0.437  1 47/64
1 1/2 11 1/2 1.000 1.905 0.810  0.437  1 47/64
2 11 1/2 1.000 2.380 0.875  0.450  2 13/16

It is recommended that you ream the hole with a reamer having a taper of 3/4" per foot before tapping. 

We offer the lowest minimums in the industry, and sell by the piece or in
bulk - you buy only the fasteners you need!

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