Page 645 - Yamawa_European_Catalogue_YEU23

9. Comparison of pitch diameter tolerance

Intro

For Forming Tap Metric Coarse Thread (M)
Basic Pitch (+) μm SP
Dia.
0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 420

JIS 1 35
JIS 2 G3 G4 60 SL
M1 × 0.25
M1.2 × 0.25 4H 45
5H ISO1X 56
6H ISO2X 71
ISO1X (5HX) Class G for JIS 2 Internal threads PO
JIS 1 45
ISO2X (6HX)
JIS 2 G3 G4 56
M1.1 × 0.25 4H 45 ISO3X (6GX)
5H ISO1X 56
Internal threads 4H JIS 1 Class Internal threads
6H ISO2X 71 ST
Internal threads 5H JIS 2 Class Internal threads
JIS 2 G3 G4 G5 60 Internal threads 6H
M1.4 × 0.3 6H ISO2X 75
Internal threads 6G
18 6G ISO3X 93
ROLL
JIS 2 G4 G5 G6 85
M1.6 × 0.35
M1.8 × 0.35 6H ISO2X 85
19 6G ISO3X 104
CARBIDE
JIS 2 G4 G5 G6 70
M1.7 × 0.35 6H ISO2X 85
19 6G ISO3X 104
LONG
M2 x 0.4 JIS 2 G4 G5 G6 70
M2.3 x 0.4
6H ISO2X ISO3X 90

M2.2 x 0.45 JIS 2 G5 G7 95 HAND
M2.5 x 0.45
6H ISO2X ISO3X 95 TAPS
JIS 2 G5 G7 80
M2.6 x 0.45
6H ISO2X ISO3X 95
EG (STI)
JIS 2 G5 G6 G7 100
6H ISO2X ISO3X 100
M3 x 0.5
20 6G D5 120
SPECIAL
D7
THREADS,
GAUGES
JIS 2 G5 G6 G7 G8 90
M3.5 x 0.6 6H ISO2X 112
21 6G ISO3X 133
THREAD
MILLS
JIS 2 G6 G7 G8 118
M4 x 0.7 6H ISO2X 118
22 6G ISO3X 140
DIES
JIS 2 G6 G7 G8 100
M4.5 x 0.75 6H ISO2X 118
22 6G ISO3X 140
CENTER
DRILLS
JIS 2 G6 G7 G8 125
M5 x 0.8 6H ISO2X ISO3X 125
24 6G 149
Technical
info

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