References ■ Dimensional Tolerances for Regularly Used Fits [Taken from JIS B 0401 (1999)] ● Dimensional Tolerances for Regularly Used Fits Base Dimension Tolerance Zone Class of Hole Units μm (mm) More Max. B10 C9 C10 D8 D9 D10 E7 E8 E9 F6 F7 F8 G6 G7 H6 H7 H8 H9 H10JS6 JS7 K6 K7 M6 M7 N6 N7 P6 P7 R7 S7 T7 U7 X7 than Q 3 +180 +85 +100 +34 +45 +60 +24 +28 +39 +12 +16 +20 +8 +12 +6 +10 +14 +25 +40 ±3 ±5 0 0 -2 -2 -4 -4 -6 -6 -10 -14 Q -18 -20 +140 +60 +60 +20 +20 +20 +14 +14 +14 +6 +6 +6 +2 +2 0 0 0 0 0 -6 -10 -8 -12 -10 -14 -12 -16 -20 -24 -28 -30 3 6 +188 +100 +118 +48 +60 +78 +32 +38 +50 +18 +22 +28 +12 +16 +8 +12 +18 +30 +48 ±4 ±6 +2 +3 -1 0 -5 -4 -9 -8 -11 -15 Q -19 -24 +140 +70 +70 +30 +30 +30 +20 +20 +20 +10 +10 +10 +4 +4 0 0 0 0 0 -6 -9 -9 -12 -13 -16 -17 -20 -23 -27 -31 -36 6 10 +208 +116 +138 +62 +76 +98 +40 +47 +61 +22 +28 +35 +14 +20 +9 +15 +22 +36 +58 ±4.5 ±7.5 +2 +5 -3 0 -7 -4 -12 -9 -13 -17 Q -22 -28 +150 +80 +80 +40 +40 +40 +25 +25 +25 +13 +13 +13 +5 +5 0 0 0 0 0 -7 -10 -12 -15 -16 -19 -21 -24 -28 -32 -37 -43 10 14 -33 +220 +138 +165 +77 +93 +120 +50 +59 +75 +27 +34 +43 +17 +24 +11 +18 +27 +43 +70 +2 +6 -4 0 -9 -5 -15 -11 -16 -21 -26 -51 +150 +95 +95 +50 +50 +50 +32 +32 +32 +16 +16 +16 +6 +6 0 0 0 0 0 ±5.5 ±9 -9 -12 -15 -18 -20 -23 -26 -29 -34 -39 Q -44 14 18 -38 -56 18 24 Q -33 -46 +244 +162 +194 +98 +117 +149 +61 +73 +92 +33 +41 +53 +20 +28 +13 +21 +33 +52 +84 +2 +6 -4 0 -11 -7 -18 -14 -20 -27 -54 -67 +160 +110 +110 +65 +65 +65 +40 +40 +40 +20 +20 +20 +7 +7 0 0 0 0 0 ±6.5 ±10.5 -11 -15 -17 -21 -24 -28 -31 -35 -41 -48 24 30 -33 -40 -56 -54 -61 -77 30 40 +270 +182 +220 -39 -51 +170 +120 +120 +119 +142 +180 +75 +89 +112 +41 +50 +64 +25 +34 +16 +25 +39 +62 +100 +3 +7 -4 0 -12 -8 -21 -17 -25 -34 -64 -76 +80 +80 +80 +50 +50 +50 +25 +25 +25 +9 +9 0 0 0 0 0 ±8 ±12.5 -13 -18 -20 -25 -28 -33 -37 -42 -50 -59 Q 40 50 +280 +192 +230 -45 -61 +180 +130 +130 -70 -86 50 65 +310 +214 +260 -30 -42 -55 -76 +190 +140 +140 +146 +174 +220 +90 +106 +134 +49 +60 +76 +29 +40 +19 +30 +46 +74 +120 +4 +9 -5 0 -14 -9 -26 -21 -60 -72 -85 -106 +100 +100 +100 +60 +60 +60 +30 +30 +30 +10 +10 0 0 0 0 0 ±9.5 ±15 -15 -21 -24 -30 -33 -39 -45 -51 Q 65 80 +320 +224 +270 -32 -48 -64 -91 +200 +150 +150 -62 -78 -94 -121 80 100 +360 +257 +310 -38 -58 -78 -111 +220 +170 +170 +174 +207 +260 +107 +126 +159 +58 +71 +90 +34 +47 +22 +35 +54 +87 +140 +4 +10 -6 0 -16 -10 -30 -24 -73 -93 -113 -146 +120 +120 +120 +72 +72 +72 +36 +36 +36 +12 +12 0 0 0 0 0 ±11 ±17.5 -18 -25 -28 -35 -38 -45 -52 -59 Q 100 120 +380 +267 +320 -41 -66 -91 -131 +240 +180 +180 -76 -101 -126 -166 120 140 +420 +300 +360 -48 -77 -107 +260 +200 +200 -88 -117 -147 140 160 +440 +310 +370 +208 +245 +305 +125 +148 +185 +68 +83 +106 +39 +54 +25 +40 +63 +100 +160 ±12.5 ±20 +4 +12 -8 0 -20 -12 -36 -28 -50 -85 -119 Q Q +280 +210 +210 +145 +145 +145 +85 +85 +85 +43 +43 +43 +14 +14 0 0 0 0 0 -21 -28 -33 -40 -45 -52 -61 -68 -90 -125 -159 160 180 +470 +330 +390 -53 -93 -131 +310 +230 +230 -93 -133 -171 180 200 +525 +355 +425 -60 -105 +340 +240 +240 -106 -151 200 225 +565 +375 +445 +242 +285 +355 +146 +172 +215 +79 +96 +122 +44 +61 +29 +46 +72 +115 +185 ±14.5 ±23 +5 +13 -8 0 -22 -14 -41 -33 -63 -113 Q Q Q +380 +260 +260 +170 +170 +170 +100 +100 +100 +50 +50 +50 +15 +15 0 0 0 0 0 -24 -33 -37 -46 -51 -60 -70 -79 -109 -159 225 250 +605 +395 +465 -67 -123 +420 +280 +280 -113 -169 250 280 +690 +430 +510 -74 +480 +300 +300 +271 +320 +400 +162 +191 +240 +88 +108 +137 +49 +69 +32 +52 +81 +130 +210 +5 +16 -9 0 -25 -14 -47 -36 -126 +190 +190 +190 +110 +110 +110 +56 +56 +56 +17 +17 0 0 0 0 0 ±16 ±26 -27 -36 -41 -52 -57 -66 -79 -88 Q Q Q Q 280 315 +750 +460 +540 -78 N +540 +330 +330 -130 315 355 +830 +500 +590 -87 Technical Guidance / +600 +360 +360 +299 +350 +440 +182 +214 +265 +98 +119 +151 +54 +75 +36 +57 +89 +140 +230 +7 +17 -10 0 -26 -16 -51 -41 -144 References +210 +210 +210 +125 +125 +125 +62 +62 +62 +18 +18 0 0 0 0 0 ±18 ±28.5 -29 -40 -46 -57 -62 -73 -87 -98 Q Q Q Q 355 400 +910 +540 +630 -93 +680 +400 +400 -150 400 450 +1010 +595 +690 -103 +760 +440 +440 +327 +385 +480 +198 +232 +290 +108 +131 +165 +60 +83 +40 +63 +97 +155 +250 +8 +18 -10 0 -27 -17 -55 -45 -166 +230 +230 +230 +135 +135 +135 +68 +68 +68 +20 +20 0 0 0 0 0 ±20 ±31.5 -32 -45 -50 -63 -67 -80 -95 -108 Q Q Q Q 450 500 +1090 +635 +730 -109 +840 +480 +480 -172 N37