規格　ボルト　（6）　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　SeekAtec

NAS6303 シリーズ　高耐熱六角ボルト
PROCUREMENT
SPECIFICATION		 TITLE CLASSIFICATION
NAS 4003 BOLT,HEX HEAD,CLOSE TOLERANCE
160,000PSI SHORT THREAD		 STANDARD PART
NAS　63０３ THRU NAS 6316
BASIC
SERIES		 Nom
Thread
Size		 C
 D Diameter E
Dia
Min		 H
 J
 K
Dia
 M N P R
Rad		 T TD
Dia		 U
Max		 W
Min		 X Y
Un-
Plated		 Before
Chrome
Plating
 Before
Cad
Plate
or AI
Coating		 After
Plating
or
Coating
NAS6303 .1900-32 .376
.367		 .1895
.1890		 .1850
.1845		 .1887
.1881		 .1895
.1885		 0.335 .125
.110		 .088
.073		 .056
.046		 .174
.154		 .18
.20		 .080
.070		 .020
.010		 0.323 .1840
.1810		 0.039 0.41 0.156 0.094
NAS6304 .2500-28 .439
.430		 .2495
.2490		 .2450
.2445		 .2487
.2481		 .2495
.2485		 0.398 .140
.125		 .098
.083		 .056
.046		 .180
.160		 .24
.26		 .086
.076		 0.37 .2440
.2410		 0.045 0.48 0.179 0.107
NAS6305 .3125-24 .502
.492		 .3120
.3115		 .3075
.3070		 .3112
.3106		 .3120
.3110		 0.46 .171
.156		 .119
.104		 .080
.070		 .192
.172		 .30
.32		 0.438 .3060
.3020		 0.052 0.552 0.208 0.125
NAS6306 .3750-24 .564
.554		 .3745
.3740		 .3700
.3695		 .3737
3731		 .3745
.3735		 0.523 .203
.188		 .140
.125		 .193
.173		 .37
.39		 .116
.106		 .025
.015.		 0.454 .3680
.3640		 0.623
NAS6307 .4375-20 .690
.678		 .4370
.4365		 .4325
.4320		 .4362
.4356		 .4370
.4360		 .648 .234
.219		 .161
.146		 .209
.189		 .43
.45		 0.528 .4310
.4260		 0.062 0.764 0.25 0.15
NAS6308 .5000-20 .752
.741		 .4995
.4990		 .4950
.4945		 .4987
.4981		 .4995
.4985		 0.71 .265
.250		 .182
.167		 .208
.188		 .49
.51		 .030
.020		 0.528 .4930
.4880		 0.836
NAS6309 5625-18 .877
.865		 .5615
.5610		 .5570
.5565		 .5607
.5601		 .5615
.5605		 0.835 .296
.281		 .203
.188		 .217
.197		 .55
.57		 .151
.141		 .035
.020		 0.594 .5550
.5500		 0.068 0.978 0.278 0.167
NAS6310 .6250-18 .940
.928		 .6240
.6235		 .6195
.6190		 .6232
.6226		 .6240
.6230		 0.898 .327
.312		 .223
.208		 .217
.197		 .61
.63		 .040
.025		 0.626 .6180
.6120		 1.05
NAS6312 .7500-16 1.065
1.052		 .7490
.7485		 .7445
.7440		 .7482
.7476		 .7490
.7480		 1.023 .390
.375		 .265
.250		 .232
.212		 .74
.76		 .045
.030		 0.666 .7430
.7370		 0.078 1.191 0.312 0.188
NAS6314 .8750-14 1.252
1.239		 .8740
.8735		 .8695
.8690		 .8732
.8726		 .8740
.8730		 1.21 .453
.438		 .307
.292		 .251
.231		 .87
.89		 .050
.035		 0.759 .8680
.8610		 0.089 1.405 0.357 0.214
NAS6316 1.000-12 1.440
1.427		 .9990
.9985		 .9945
.9940		 .9982
.9976		 .9990
.9980		 1.398 .515
.500		 .348
.333		 .274
.254		 .99
1.01		 .060
.045		 0.895 .9930
.9860		 0.104 1.619 0.417 0.25
規格ボルト　（２）　NAS1103-NAS6203 ヘ戻る
GRIP NAS 6303 THRU 6316, LENGTH: ±.015
DASH
No.		 GRIP
±.010		 6303
.1900-32		 6304
.2500-28		 6305
.3125-24		 6306
.3750-24		 6307
.4375-20		 6308
.5000-20		 6309
.5625-18		 6310
.6250-18		 6312
.7500-16		 6314
.8750-14		 6316
1.000-12
1 .062 .385 .432 .500 .516 .590 .590 .656 .688 .728 .821 .957
2 .125 .448 .495 .563 .579 .653 .653 .719 .751 .791 .884 1.020
3 .188 .511 .558 .626 .642 .716 .716 .782 .814 .854 .947 1.083
4 .250 .573 .620 .688 .704 .778 .778 .844 .876 .916 1.009 1.145
5 .312 .635 .682 .750 .766 .840 .840 .906 .938 .978 1.071 1.207
6 .375 .698 .745 .813 .829 .903 .903 .969 1.001 1.041 1.134 1.270
7 .438 .761 .808 .876 .892 .966 .966 1.032 1.064 1.104 1.197 1.333
8 .500 .823 .870 .938 .954 1.028 1.028 1.094 1.126 1.166 1.259 1.395
9 .562 .885 .932 1.000 1.016 1.090 1.090 1.156 1.188 1.228 1.321 1.457
10 .625 .948 .995 1.063 1.079 1.153 1.153 1.219 1.251 1.291 1.384 1.520
11 .688 1.011 1.058 1.126 1.142 1.216 1.216 1.282 1.314 1.354 1.447 1.583
12 .750 1.073 1.120 1.188 1.204 1.278 1.278 1.344 1.376 1.416 1.509 1.645
13 .812 1.135 1.182 1.250 1.266 1.340 1.340 1.406 1.438 1.478 1.571 1.707
14 .875 1.198 1.245 1.313 1.329 1.403 1.403 1.469 1.501 1.541 1.634 1.770
15 .938 1.261 1.308 1.376 1.392 1.466 1.466 1.532 1.564 1.604 1.697 1.833
16 1.000 1.323 1.370 1.438 1.454 1.528 1.528 1.594 1.626 1.666 1.759 1.895
17 1.062 1.385 1.432 1.500 1.516 1.590 1.590 1.656 1.688 1.728 1.821 1.957
18 1.125 1.448 1.495 1.563 1.579 1.653 1.653 1.719 1.751 1.791 1.884 2.020
19 1.188 1.511 1.558 1.626 1.642 1.716 1.716 1.782 1.814 1.854 1.947 2.083
20 1.250 1.573 1.620 1.688 1.704 1.778 1.778 1.844 1.876 1.916 2.009 2.145
21 1.312 1.635 1.682 1.750 1.766 1.840 1.840 1.906 1.938 1.978 2.071 2.207
22 1.375 1.698 1.745 1.813 1.829 1.903 1.903 1.969 2.001 2.041 2.134 2.270
23 1.438 1.761 1.808 1.876 1.892 1.966 1.996 2.032 2.064 2.104 2.197 2.333
24 1.500 1.823 1.870 1.938 1.954 2.028 2.028 2.094 2.126 2.166 2.259 2.395
25 1.562 1.885 1.932 2.000 2.016 2.090 2.090 2.156 2.188 2.226 2.321 2.457
26 1.625 1.948 1.995 2.063 2.079 2.153 2.153 2.219 2.251 2.291 2.284 2.520
27 1.688 2.011 2.058 2.126 2.142 2.216 2.216 2.282 2.314 2.354 2.447 2.583
28 1.750 2.073 2.120 2.188 2.204 2.278 2.278 2.344 2.376 2.416 2.509 2.645
29 1.812 2.135 2.182 2.250 2.266 2.340 2.340 2.406 2.438 2.478 2.571 2.707
30 1.875 2.198 2.245 2.313 2.329 2.403 2.403 2.469 2.501 2.541 2.634 2.770
31 1.938 2.261 2.308 2.276 2.392 2.466 2.466 2.532 2.564 2.604 2.697 2.833
32 2.000 2.323 2.370 2.438 2.454 2.538 2.528 2.594 2.626 2.666 2.759 2.895
34 2.125 2.448 2.495 2.563 2.579 2.653 2.653 2.719 2.751 2.791 2.884 3.020
36 2.250 2.573 2.620 2.688 2.704 2.778 2.778 2.844 2.876 2.916 3.009 3.145
38 2.375 2.698 2.745 2.813 2.829 2.903 2.903 2.969 3.001 3.041 3.134 3.270
40 2.500 2.823 2.870 2.938 2.954 3.028 3.028 3.094 3.126 3.166 3.259 3.395
42 2.625 2.948 2.995 3.063 3.079 3.153 3.153 3.219 3.251 3.291 3.384 3.520
44 2.750 3.073 3.120 3.188 3.204 3.278 3.276 3.344 3.376 3.416 3.509 3.645
46 2.875 3.198 3.245 3.313 3.329 3.403 3.403 3.469 3.501 3.541 3.634 3.770
48 3.000 3.323 3.370 3.438 3.454 3.528 3.528 3.594 3.626 3.666 3.759 3.895
50 3.125 3.448 3.495 3.563 3.579 3.653 3.653 3.719 3.751 3.791 3.884 4.020
52 3.250 3.573 3.620 3.688 3.704 3.778 3.778 3.844 3.876 3.916 4.009 4.145
54 3.375 3.698 3.745 3.813 3.829 3.903 3.903 3.969 4.001 4.041 4.134 4.270
56 3.500 3.823 3.870 3.938 3.954 4.028 4.028 4.094 4.126 4.166 4.259 4.395
58 3.625 3.948 3.995 4.063 4.079 4.153 4.153 4.219 4.251 4.291 4.384 4.520
60 3.750 4.073 4.120 4.188 4.204 4.278 4.278 4.344 4.376 4.416 4.509 4.645
62 3.875 4.198 4.245 4.313 4.329 4.403 4.403 4.469 4.501 4.541 4.634 4.770
64 4.000 4.323 4.370 4.438 4.454 4.528 4.528 4.594 4.626 4.666 4.759 4.895
66 4.125 4.448 4.495 4.563 4.579 4.653 4.653 4.719 4.751 4.791 4.884 5.020
68 4.250 4.573 4.620 4.688 4.704 4.778 4.778 4.844 4.876 4.916 5.009 5.145
70 4.375 4.698 4.745 4.813 4.829 4.903 4.903 4.969 5.001 5.041 5.134 5.270
72 4.500 4.823 4.870 4.938 4.954 5.028 5.028 5.094 5.126 5.166 5.259 5.395
74 4.625 4.948 4.995 5.063 5.079 5.153 5.153 5.219 5.251 5.291 5.384 5.520
76 4.750 5.073 5.120 5.188 5.204 5.278 5.278 5.344 5.376 5.416 5.509 5.645
78 4.875 5.198 5.245 5.313 5.329 5.403 5.403 5.469 5.501 5.541 5.634 5.770
80 5.000 5.323 5.370 5.438 5.454 5.528 5.528 5.594 5.626 5.666 5.759 5.895
82 5.125 5.448 5.495 5.563 5.579 5.653 5.653 5.719 5.751 5.791 5.884 6.020
84 5.250 5.573 5.620 5.688 5.704 5.778 5.778 5.844 5.876 5.916 6.009 6.145
86 5.375 5.698 5.745 5.813 5.829 5.903 5.903 5.969 6.001 6.041 6.134 6.270
88 5.500 5.823 5.870 5.938 5.954 6.028 6.028 6.094 6.126 6.166 6.259 6.395
90 5.625 5.948 5.995 6.063 6.079 6.153 6.153 6.219 6.251 6.291 6.384 6.520
92 5.750 6.073 6.120 6.188 6.204 6.278 6.278 6.244 6.376 6.416 6.509 6.645
94 5.875 6.198 6.245 6.313 6.329 6.403 6.403 6.469 6.501 6.541 6.634 6.770
96 6.000 6.323 6.370 6.438 6.454 6.528 6.528 6.594 6.626 6.666 6.759 6.895
NOTE: ABOVE CHART MAY ALSO BE USED FOR NAS 6203 THRU 6203 LENGTH CALCULATIONS.
Intermediate and longer lengths maybe specified by use of whole grip dash number only. Nominal grip
dimension equals grip dash number times 0.0625 (rounded to three decimal place). Nominal length
equals nominal grip plus "T".
注：指示なきすべての寸法はインチ., 1 インチ = 25.4mm　
規格ボルト　（２）　NAS1103-NAS6203 ヘ戻る