Overall lengthThread lengthThread+ lengNeck th lShank engthShank dia.Size of squareLength of square
OL+RZ/OL-RZ Thread Forming Tapsfor Dry Tapping, LCoa ℓted ℓnℓsDsKℓk
SizeClassCodeChamferL (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)LobeTypeStock
M5×0.8G6 G7OLRZP65.0KP OLRZP75.0KP4P601322335.54.5744
M6×1G6 G7OLRZP66.0MP OLRZP76.0MP4P6215263364.5744
For Unified Threads
SizeClassCodeChamferL (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)LobeTypeStock
No.2-56UNCG4 G5OLRZM4UN2EP OLRZM5UN2EP4P428.1-2732.5543
No.2-64UNFG4OLRZM4UN2DP4P428.1-2732.5543
No.3-48UNCG4OLRZM4UN3FP4P468.1142932.5544
No.3-56UNFG4OLRZM4UN3EP4P468.1142932.5544
No.4-40UNCG5 G6OLRZM5UN4HP OLRZM6UN4HP4P469142643.2644
No.4-48UNFG5OLRZM5UN4FP4P469142643.2644
No.5-40UNCG5OLRZM5UN5HP4P5211162954744
No.5-44UNFG5OLRZM5UN5GP4P5211162954744
No.6-32UNCG5 G6OLRZM5UN6JP OLRZM6UN6JP4P5211162954744△ ○
No.6-40UNFG5OLRZM5UN6HP4P5211162954744
No.8-32UNCG6 G7OLRZM6UN8JP OLRZM7UN8JP4P601321335.54.5744
No.8-36UNFG6OLRZM6UN8IP4P601321335.54.5744
No.10-24UNCG6 G7OLRZM6UNAMP OLRZM7UNAMP4P601322335.54.5744
No.10-32UNFG6 G7OLRZM6UNAJP OLRZM7UNAJP4P601322335.54.5744
No.12-24UNCG6OLRZM6UNCMP4P6215263364.5744
No.12-28UNFG6OLRZM6UNCKP4P6215263364.5744
1/4-20UNCG7OLRZM7U04NP4P6215263364.5744
1/4-28UNFG7OLRZM7U04KP4P6215263364.5744

Number of oil grooves : non