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Dimension

Buttweld Fittings Dimension

Nominal
Pipe
Size 		Outside
Diameter		 90° Elbows 45° Elbows 180° Returns
(inches) Long Radius Short Radius Long Radius Long Radius
(mm) (inches) Center to Face
(inches)		 Center to Face
(inches)		 Center to Face
(inches)		 Radius
(inches)		 Center to Center
(inches)		 Back to face
(inches)
1/2 21.3 0.840 1 1/2 – 5/8 2 1 7/8
3/4 26.7 1.050 1 1/8 – 7/16 2 1/4 1 11/16
1 33.4 1.315 1 1/2 1 7/8 3 2 3/16
1 1/4 42.2 1.660 1 7/8 1 1/4 1 3 3/4 2 3/4
1 1/2 48.3 1.900 2 1/4 1 1/2 1 1/8 3 4 1/2 3 1/4
2 60.3 2.375 3 2 1 3/8 4 6 4 3/16
2 1/2 73.0 2.875 3 3/4 2 1/2 1 3/4 5 7 1/2 5 3/16
3 88.9 3.500 4 1/2 3 2 6 9 6 1/4
3 1/2 101.6 4.000 5 1/4 3 1/2 2 1/4 7 10 1/2 7 1/4
4 114.3 4.500 6 4 2 1/2 8 12 8 1/4
5 141.3 5.563 7 1/2 5 3 1/8 10 15 10 5/16
6 168.3 6.625 9 6 3 3/4 12 18 12 5/16
8 219.1 8.625 12 8 5 12 24 16 5/16
10 273.1 10.750 15 10 6 1/4 15 30 20 3/8
12 323.9 12.750 18 12 7 1/2 18 36 24 3/8

Forged Fittings Dimension

45 Degree Socket Weld Elbow Dimensions

Normal Size Of Pipe Bore Of
Socket		 Depth Of
Socket		 diameter Of
Bore		 thickness Of
Socket		 thickness Of
Body		 Center-bottom
of socket (A)
(B) (J) (D) (C) (G) - -
1/2 21.95
21.70		 10 16.6
15		 4.65
4.10		 3.75 11.5
3/4 27.30
27.05		 13 21.7
20.2		 4.90
4.25		 3.90 12.5
1 34.05
33.80		 13 27.4
25.9		 5.70
5.00		 4.55 14
1¼ 42.80
42.55		 13 35.8
34.3		 6.05
5.30		 4.85 17
1½ 48.90
48.65		 13 41.7
40.1		 6.35
5.55		 5.10 21
2 61.35
61.10		 16 53.5
51.7		 6.95
6.05		 5.55 25
2½ 74.20
73.80		 16 64.2
61.2		 8.75
7.65		 7.00 29
3 90.15
89.80		 16 79.5
46.4		 9.50
8.30		 7.60 31.5
4 115.80
115.45		 19 103.8
100.7		 10.70
9.35		 8.55 41.5

90 Degree Threaded Elbow Dimensions
Normal Size Of Pipe Minimum Thread
Length		 Outer Band Daimeter
 Minimum
Wall Thickness		 Center-End
(B) (J) (D) (G) 90 Degree
(A)		 45 Degree
(C)
1/2 10.9 13.6 33 3.18 28 22
3/4 12.7 13.9 38 3.18 33 25
1 14.7 17.3 46 3.68 38 28
1.1/4 17 18 56 3.89 44 33
1.1/2 17.8 18.4 62 4.01 51 35
2 19 19.2 75 4.27 60 43
2.1/2 23.6 28.9 92 5.61 76 52
3 25.9 30.5 109 5.99 86 64
4 27.7 33 146 6.55 106 79

1 Inch Threaded Tee Dimensions

Normal Size Of Pipe (Min.) Thread
Length		 Outer Band Daimeter
(D)		 Center-End
(A)		 Min.
(WT)
(B) (J)
1/2 10.9 13.6 33 28 3.18
3/4 12.7 13.9 38 33 3.18
1 14.7 17.3 46 38 3.68
1¼ 17 18 56 44 3.89
1½ 17.8 18.4 62 51 4.01
2 19 19.2 75 60 4.27
2½ 23.6 28.9 92 76 5.61
3 25.9 30.5 109 86 5.99
4 27.7 33 146 106 6.55

Flanges Dimension

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 PN14 95 67 4 M12 14
AS 2129 Flange Table C 95 67 4 13 14
Table D 95 67 4 13 14
Table E 95 67 4 13 14
Table F 95 67 4 13 14
Table H 114 83 4 16 17
Table J 114 83 4 16 17
ANSI B16.5 ANSI 150 89 60 4 13 16
ANSI 300 95 67 4 13 16
ANSI 600 95 67 4 13 16
ANSI 900 121 83 4 19 22
ANSI 1500 121 83 4 19 22
ISO 7005 (DIN) Flange PN6 80 55 4 M10 11
PN10 95 65 4 M12 14
PN16 95 65 4 M12 14
PN20 90 60.5 4 M14 16
PN25 95 65 4 M12 14
PN40 95 65 4 M12 14

Fasteners Dimension

Heavy Hex Nut Dimensions

Nominal Size or Basic Major Thread Diameter F G H
Width Across Flats Width Across Corners Thickness
Basic Max Min Max Min Basic Max Min
1/4 Heavy Hex Nut .2500 1/2 .500 .488 .577 .556 15/64 .250 .218
5/16 Heavy Hex Nut .3125 9/16 .562 .546 .650 .622 19/64 .314 .280
3/8 Heavy Hex Nut .3750 11/16 .688 .669 .794 .763 23/64 .377 .341
7/16 Heavy Hex Nut .4375 3/4 .750 .728 .866 .830 27/64 .441 .403
1/2 Heavy Hex Nut .5000 7/8 .875 .850 1.010 .969 31/64 .504 .464
9/16 Heavy Hex Nut .5625 15/16 .938 .909 1.083 1.037 35/64 .568 .526
5/8 Heavy Hex Nut .6250 1-1/16 1.062 1.031 1.227 1.175 39/64 .631 .587
3/4 Heavy Hex Nut .7500 1-1/4 1.250 1.212 1.443 1.382 47/64 .758 .710
7/8 Heavy Hex Nut .8750 1-7/16 1.438 1.394 1.660 1.589 55/64 .885 .833
1 Heavy Hex Nut 1.0000 1-5/8 1.325 1.575 1.876 1.796 63/64 1.012 .956
1-1/8 Heavy Hex Nut 1.1250 1-13/16 1.812 1.756 2.093 2.002 1-7/64 1.139 1.079
1-1/4 Heavy Hex Nut 1.2500 2 2.000 1.938 2.309 2.209 1-7/32 1.251 1.187
1-3/8 Heavy Hex Nut 1.3750 2-3/16 2.188 2.119 2.526 2.416 1-11/32 1.378 1.310
1-1/2 Heavy Hex Nut 1.5000 2-3/8 2.375 2.300 2.742 2.622 1-15/32 1.505 1.433
1-5/8 Heavy Hex Nut 1.6250 2-9/16 2.562 2.481 2.959 2.828 1-19/32 1.632 1.556
1-3/4 Heavy Hex Nut 1.7500 2-3/4 2.750 2.662 3.175 3.035 1-23/32 1.759 1.679
2 Heavy Hex Nut 2.0000 3-1/8 3.125 3.025 3.608 3.449 1-31/32 2.013 1.925
2-1/4 Heavy Hex Nut 2.2500 3-1/2 3.500 3.388 4.041 3.862 2-13/64 2.251 2.155
2-1/2 Heavy Hex Nut 2.5000 3-7/8 3.875 3.750 4.474 4.275 2-29/64 2.505 2.401
2-3/4 Heavy Hex Nut 2.7500 4-1/4 4.250 4.112 4.907 4.688 2-45/64 2.759 2.647
3 Heavy Hex Nut 3.0000 4-5/8 4.625 4.475 5.340 5.102 2-61/64 3.013 2.893
3-1/4 Heavy Hex Nut 3.2500 5 5.000 4.838 5.774 5.515 3-3/16 3.252 3.124
3-1/2 Heavy Hex Nut 3.5000 5-3/8 5.375 5.200 6.207 5.928 3-7/16 3.506 3.370
3-3/4 Heavy Hex Nut 3.7500 5-3/4 5.750 5.562 6.640 6.341 3-11/16 3.670 3.616
4 Heavy Hex Nut 4.0000 6-1/8 6.125 5.925 7.073 6.755 3-15/16 4.014 3.862

Finished Hex Nut Dimensions

Nominal Size or Basic Major Thread Diameter F G H
Width
Across Flats		 Width
Across Corners		 Thickness
Basic Max Min Max Min Basic Max Min
1/4 Hex Nuts .2500 7/16 .438 .428 .505 .488 7/32 .226 .212
5/16 Hex Nuts .3125 1/2 .500 .489 .577 .557 17/64 .273 .258
3/8 Hex Nuts .3750 9/16 .562 .551 .650 .628 21/64 .337 .320
7/16 Hex Nuts .4375 11/16 .688 .675 .794 .768 3/8 .385 .365
1/2 Hex Nuts .5000 3/4 .750 .736 .866 .840 7/16 .448 .427
9/16 Hex Nuts .5625 7/8 .875 .861 1.010 .982 31/64 .496 .473
5/8 Hex Nuts .6250 15/16 .938 .922 1.083 1.051 35/64 .559 .535
3/4 Hex Nuts .7500 1-1/8 1.125 1.088 1.299 1.240 41/64 .665 .617
7/8 Hex Nuts .8750 1-5/16 1.312 1.269 1.516 1.447 3/4 .776 .724
1 Hex Nuts 1.0000 1-1/2 1.500 1.450 1.732 1.653 55/64 .887 .831
1-1/8 Hex Nuts 1.1250 1-11/16 1.688 1.631 1.949 1.859 31/32 .999 .939
1-3/8 Hex Nuts 1.3750 2-1/16 2.062 1.994 2.382 2.273 1-11/64 1.206 1.138
1-1/2 Hex Nuts 1.500 2-1/4 2.250 2.175 2.598 2.480 1-9/32 1.317 1.245
1-5/8 Hex Nuts 1.6250 2-7/16 2.438 2.356 2.815 2.686 1-25/64 1.429 1.353
1-3/4 Hex Nuts 1.7500 2-5/8 2.625 2.538 3.031 2.893 1-1/2 1.540 1.460
2 Hex Nuts 2.0000 3 3.000 2.900 3.464 3.306 1-23/32 1.763 1.675
2-1/4 Hex Nuts 2.2500 3-3/8 3.375 3.263 3.897 3.719 1-15/16 1.986 1.890
2-1/2 Hex Nuts 2.5000 3-3/4 3.750 3.625 4.330 4.133 2-5/32 2.209 2.105
2-3/4 Hex Nuts 2.7500 4-1/8 4.125 3.988 4.763 4.546 2-3/8 2.431 2.319

Nuts and Bolts Metric Hex Bolt Dimensions

NOMINAL SIZE (D)> BODY DIAMETER HEAD THICKNESS ACROSS THE FLATS ACROSS CORNERS
D (MAX) D (MIN) H (MAX) H (MIN) F (MAX) F (MIN) C (MAX) C (MIN)
m10 Bolts 10.00 9.78 6.63 6.17 17.00 15.73 18.48 17.77
m12 Bolts 12.00 11.73 7.76 4.24 19.00 17.73 20.78 20.03
m14 Bolts 14.00 13.73 9.09 8.51 22.00 20.67 24.25 23.35
m16 Bolts 16.00 15.73 10.32 9.68 24.00 23.67 27.71 26.75
m20 Bolts 20.00 19.67 12.88 12.12 30.00 29.16 34.64 32.95
m24 Bolts 24.00 23.67 15.44 14.56 36.00 35.00 41.57 39.55
m30 Bolts 30.00 29.67 19.48 17.92 46.00 45.00 53.12 50.85
m36 Bolts 36.00 35.61 23.38 21.63 55.00 53.80 63.51 60.79
m42 Bolts 42.00 41.38 26.97 25.03 65.00 62.90 75.06 71.71
m48 Bolts 48.00 47.38 31.07 28.93 75.00 72.60 86.60 82.76
m56 Bolts 56.00 55.26 36.2 33.80 85.00 82.20 98.15 93.71
m64 Bolts 64.00 63.26 41.32 38.68 95.00 91.80 109.70 104.65
m72 Bolts 72.00 71.26 46.45 43.55 105.00 101.40 121.24 115.60
m80 Bolts 80.00 79.26 51.58 48.42 115.00 111.00 132.72 126.54
m90 Bolts 90.00 89.13 57.74 54.26 130.00 125.50 150.11 143.07
m100 Bolts 90.00 99.13 63.9 60.10 145.00 140.00 167.43 159.60

Bars Dimension

Size Finished Hex Nuts Heavy Hex Nuts Finished Jam Nuts Heavy Hex Jam Nuts Square Nuts Heavy Square Nuts
1/2" 3.75 6.54 2.62 4.00 5.78 7.87
5/8" 7.33 11.9 4.93 6.96 10.8 14.3
3/4" 11.9 19.3 7.70 11.0 15.4 23.5
7/8" 19.0 29.7 12.0 16.7 24.5 36.2
1" 28.3 42.5 17.6 23.5 36.3 51.5
11/8" 40.3 59.2 24.7 32.4 52.5 72.4
11/4" 54.3 78.6 36.1 45.8 70.6 95.5
13/8" 73.0 102 47.9 59.3 94.5 125.0
11/2" 94.3 131 60.9 74.8 122 161
15/8" 162 91.6
13/4" 151 204 100 114
17/8" 241 134
2" 224 299 140 165
21/4" 419 227
21/2" 564 332
23/4" 738 429
3" 950 545
31/4" 1194 651
31/2" 1526 851
33/4" 1812 1005
4" 2180 1200