JIS LS-PF

Long Shank Hand Taps for Parallel Pipe Threads

Specification

■ The LS-PF is a long shank hand tap for parallel pipe threads and is used for tapping products whose main purpose is to connect mechanical parts such as pipe parts. The PF internal thread Recommended Tapping Speeds depending on Materials is used for fitting with the PF external thread.

Low carbon steelsMedium carbon steelsHigh carbon steels
5低炭素鋼105中炭素鋼105高炭素鋼10
(m/min)(m/min)( m/ min)

TYPE:1

Segment:1G

SizeClassCodeChamferBasic major diaL (mm)ℓ (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTYPEMSRP
(mm)l
For Pipe Threads
PF 1/8-28L10F02K3.5P9.7281001986941¥ 4,720
PF 1/8-28L15F02K3.5P9.7281501986941¥ 8,480
PF 1/8-28L20F02K3.5P9.7282001986941¥ 12,100 ※
PF 1/4-19L10F04-3.5P13.157100281191241¥ 6,340
PF 1/4-19L15F04-3.5P13.157150281191241¥ 8,690
PF 1/4-19L20F04-3.5P13.157200281191241¥ 12,400 ※
PF 3/8-19L10F06-3.5P16.6621002814111441¥ 8,150
PF 3/8-19L15F06-3.5P16.6621502814111441¥ 14,600
PF 3/8-19L20F06-3.5P16.6622002814111441¥ 20,600 ※
PF 1/2-14L15F08Q3.5P20.9551503518141741¥ 18,000
PF 1/2-14L20F08Q3.5P20.9552003518141741¥ 25,100 ※
PF 3/4-14L15F12Q3.5P26.4411503523172041¥ 27,500
PF 3/4-14L20F12Q3.5P26.4412003523172041¥ 33,300 ※
PF 1 -11L15F16U3.5P33.2491504526212441¥ 40,200
PF 1 -11L20F16U3.5P33.2492004526212441¥ 46,700 ※
PF 1 1/4-11L20F20U3.5P41.9102004532263041¥ 73,100 ※
PF 1 1/2-11L20F24U3.5P47.8032004538293261¥ 91,800 ※
PF 2 -11L20F32U3.5P59.6142005046353861¥ 136,000 ※