너트 규 격 0-H 30-40 32-40 47-50 38-40 47-50 60-50
우 산            
좌 산            
육각 너트
규격 D-H
    46-50 38-40 46-50 60-50
우 산            
 
METRIC (KS B 1002 JIS B 1180)
볼트
DIA-
meter
D1 H B C
App
R
Min
S Pitch
basic Tolerance basic Tolerance basic Tolerance Coa-
rse
Fine
finish semi-
finish
regu-
lar
finish semi-
finish
regu-lar finish semi-
finish
regu-
lar
M6 6 0
-0.1
.
.
0
-0.2
+0.6
-0.15
.
4 ±0.15 ±0.25 ±0.6 10 0
-0.2
.
0
-0.6
.
0
-0.6
.
11.5 0.25 18 1 -
M8 8 0   +0.7 5.5       13 0 0 0 15 0.4 22 1.25 1
M10 10 -0.15   -0.2 7       17 -0.25 -0.7 -0.7 19.6 0.4 26 1.5 1.25
M12 12       8       19       21.9 0.6 30 1.75 1.25
(M14) 14   0 +0.9 9   ±0.3 ±0.8 22 0 0 0 25.4 0.6 34 2 1.5
M16 16   -0.25 -0.2 10       24 -0.35 -0.8 -0.8 27.7 0.6 38 2 1.5
(M18) 18 0     12       27       31.2 0.6 42 2.5 1.5
M20 20 -0.2     13 ±0.2     30       34.6 0.8 46 2.5 1.5
(M22) 22       14   ±0.35 ±0.9 32       37 0.8 50 2.5 1.5
M24 24   0 +0.95 15       36 0 0 0 41.6 0.8 54 3 2
(M27) 27   -0.35 -0.35 17       41 -0.4 -1.0 -1.0 47.3 1 60 3 2
M30 30       19       46       53.1 1 66 3.5 2
(M33) 33 0 0 +1.2 21 ±0.25 ±0.4 ±1.0 50       57.7 1 72 3.5 2
M36 36 -0.25 -0.4 -0.4 23       55 0 0 0 63.51 1 78 4 3
M42 42       26       65 -0.45 -1.2 -1.2 75 1.2 90 4.5 -
 
KS B 1012-86 JIS B 1181-1985
  나사의 호칭 (D) H H1 B C (약) D (약) H (약) D1 (최소)
보통나사 가는나사

육각너트

(미터나사)

M2 - 1.6 1.2 4 4.6 3.8 - -
(M2.2) - 1.8 1.4 4.5 5.2 4.3 - -
M2.3 - 1.8 1.4 4.5 5.2 4.3 - -
M2.5 - 2 1.6 5 5.8 4.7 - -
M2.6 - 2 1.6 5 5.8 4.7 - -
M3 X 0.5 - 2.4 1.8 5.5 6.4 5.3 - -
M3.5 - 2.8 2 6 6.9 5.8 - -
M4 X 0.7 - 3.2 2.4 7 8.1 6.8 - -
M4.5 - 3.6 2.8 8 9.2 7.8 - -
M5 X 0.8 - 4 3.2 8 9.2 7.8 0.4 7.2

육각너트

(미터나사)

보통

M6 - 5 3.6 10 11.5 9.8 0.4 9.0
(M7) - 5.5 4.2 11 12.7 10.8 0.4 10
M8 M8 X 1 6.5 5 13 15.0 12.5 0.4 11.7
M10 M10 X 1.25 8 6 17 19.6 16.5 0.4 15.8
M12 M12 X 1.25 10 7 19 21.9 18 0.6 17.6
(M14) (M14 X 1.5) 11 8 22 25.4 21 0.6 20.4
M16 M16 X 1.5 13 10 24 27.7 23 0.6 22.3
(M18) (M18 X 1.5) 15 11 27 31.2 26 0.6 25.6
M20 M20 X 1.5 16 12 30 34.6 29 0.6 28.5
(M22) (M22 X 1.5) 18 13 32 37.0 31 0.6 30.4
M24 M24 X 2 19 14 36 41.6 34 0.6 34.2
(M27) (M27 X 2) 22 16 41 47.3 39    
M30 M30 X 2 24 18 46 53.1 44    
(M33) (M33 X 2) 26 20 50 57.7 48    
M36 M36 X 3 29 21 55 63.5 53    
(M39) (M39 X 3) 31 23 60 69.3 57    
M42 - 32 25 65 75 62    
(M45) - 36 27 70 80.8 67    
M48 - 38 29 75 86.5 72    
(M52) - 42 31 80 92.4 77    
M56 - 45 34 85 98.1 82    
(M60) - 48 36 90 104 87    
M64 - 51 38 95 110 92    
(M68) - 54 40 100 115 97    
- M72 X 6 58 42 102 121 102    
- (M76 X 6) 61 46 110 127 107    
- M80 X 6 64 48 115 133 112    
- (M85 X 6) 68 50 120 139 116    
- M90 X 6 72 54 130 150 126    
- M95 X 6 76 57 135 156 131    
- M95 X 6 80 60 145 167 141    
- (M105 X 6) 84 63 150 173 146    
- M110 X 6 88 65 155 179 151    
- (M115 X 6) 92 69 165 191 161    
- (M120 X 6) 96 72 170 196 166    
- M125 X 6 100 76 180 208 176    
- (130 X 6) 104 76 185 214 181