Allen Plug

NPTF X NPTF
Tubefit part no. Equivalent Part no. Type 1 Equivalent part no Type 2 NPT MALE PIPE SIZE P L HEX F
1N-PAP ------- 1 PHH 1/16 0.30 5/32
2N-PAP ------- 4 PHH 1/8 0.30 3/16
4N-PAP ------- 4 PHH 1/4 0.47 1/4
6N-PAP ------- 6 PHH 3/8 0.47 5/16

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