Overall lengthThread lengthThread+Neck lengthShank lengthShank dia.Size of squareLength of square
IHT Hand Taps forGeneral PurposeLℓnℓsDsKℓk
Size iClass iCode iChamferL (inch)ℓ (inch)ℓn (inch)ℓs (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesType
For Unified Threadsi (In blistei r package)
No.6-32UNC-IAUN6JXHEX5R IAUN6JXHEX2R5P 2P20.3740.6691.2010.1410.110.18731
No.8-32UNC-IAUN8JXHEX5R IAUN8JXHEX2R5P 2P2.1250.3740.8661.3390.1680.1310.2531
No.10-24UNC-IAUNAMXHEX5R IAUNAMXHEX2R5P 2P2.3750.5120.8661.3390.1940.1520.2531
1/4-20UNC-IAU04NXHEX5R IAU04NXHEX2R5P 2P2.50.5911.0241.220.2550.1910.31232
5/16-18UNC-IAU05OXHEX5R IAU05OXHEX2R5P 2P2.7180.6691.0041.3780.3180.2380.37533
3/8-16UNC-IAU06PXHEX5R IAU06PXHEX2R5P 2P2.9370.7481.0591.4960.3810.2860.43733

Blister Package