Page 353 - Yamawa_European_Catalogue_YEU21

h stock standard, ) check stock EU, f check stock JP, m stock exhaustion

UNC TCTR Ø Hole Ø Code THCHT LF THL LU LS DCON K LK NOF Type Stock Intro
(tolerance) (mm) (mm) (chamfer) ( inch ) ( inch ) ( inch ) ( inch ) ( inch ) ( inch ) ( inch )
ANSI
No.4-40UNC GH2 2.3 2.33 Y89599 5P 1.875 0.335 0.562 - 0.14 0.11 0.187 3 030 f
No.5-40UNC GH2 2.6 2.64 Y89601 5P 1.937 0.374 0.625 - 0.14 0.11 0.187 3 030 f SP
No.6-32UNC GH3 2.8 2.83 Y89602 5P 2 0.413 0.687 - 0.14 0.11 0.187 3 030 f
No.8-32UNC GH3 3.4 3.47 Y89604 5P 2.125 0.453 0.75 - 0.17 0.131 0.25 3 030 f
No.10-24UNC GH3 3.89 3.9 Y89606 5P 2.375 0.531 0.875 - 0.19 0.152 0.25 3 030 f
SL
1/4-20UNC GH3 5.1 5.19 Y89613 5P 2.5 0.591 1 - 0.26 0.191 0.312 3 042 f
5/16-18UNC GH3 6.6 6.65 Y89615 5P 2.718 0.669 1.125 - 0.32 0.238 0.375 4 042 f
3/8-16UNC GH3 8 8.07 Y89617 5P 2.937 0.748 1.25 - 0.38 0.286 0.437 4 042 f
7/16-14UNC GH3 9.4 9.45 Y89619 5P 3.156 0.866 - - 0.32 0.242 0.406 4 007 f
PO
1/2-13UNC GH3 10.9 10.91 Y89621 5P 3.375 0.984 - - 0.37 0.275 0.437 4 007 f
5/8-11UNC GH3 13.6 13.75 Y89625 5P 3.812 1.083 - - 0.48 0.36 0.562 4 007 f
3/4-10UNC GH3 16.6 16.7 Y89627 5P 4.25 1.201 - - 0.59 0.422 0.687 4 007 f
ST
UNF TCTR Ø Hole Ø Code THCHT LF THL LU LS DCON K LK NOF Type Stock
(tolerance) (mm) (mm) (chamfer) ( inch ) ( inch ) ( inch ) ( inch ) ( inch ) ( inch ) ( inch )
ANSI
ANSI
No.10-32UNF GH3 4.1 4.12 Y89607 5P 2.375 0.531 0.875 - 0.19 0.152 0.25 3 030 f
ROLL
1/4-28UNF GH3 5.5 5.53 Y89614 5P 2.5 0.591 1 - 0.26 0.191 0.312 3 042 f
5/16-24UNF GH3 6.9 6.97 Y89616 5P 2.718 0.669 1.125 - 0.32 0.238 0.375 4 042 f
3/8-24UNF GH3 8.5 8.57 Y89618 5P 2.937 0.748 1.25 - 0.38 0.286 0.437 4 042 f
7/16-20UNF GH3 9.9 9.96 Y89620 5P 3.156 0.866 - - 0.32 0.242 0.406 4 007 f CARBIDE
1/2-20UNF GH3 11.5 11.54 Y89622 5P 3.375 0.984 - - 0.37 0.275 0.437 4 007 f
5/8-18UNF GH3 14.5 14.6 Y89626 5P 3.812 1.083 - - 0.48 0.36 0.562 4 007 f
3/4-16UNF GH3 17.5 17.59 Y89628 5P 4.25 1.201 - - 0.59 0.422 0.687 4 007 f
LONG

HAND
TAPS

EG (STI)

SPECIAL
THREADS,
GAUGES

THREAD
MILLS

DIES

CENTER
DRILLS

Technical
info

The most suitable GH tap class to cut accurate 2B, 3B (UNJ) and 2B oversized internal threads tolerance, depends
on application conditions and work-piece materials. Yamawa GH class system off ers a wide range of alternative
tap classes allowing each customer to select the most suitable one according to application requirement. 351
Check page 673 of Technical info for full details.