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Nuts With British Standard Whitworth Threads (Rationalized Series)

AS /NZS 2451 - 1998

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澳标AS /NZS2451 - 1998 AS2451 2451AS Nuts With British Standard Whitworth Threads (Rationalized Series)
Screw Thread
d
1/4 5/16 3/8 7/16 1/2 5/8 3/4 7/8 1 1-1/8 1-1/4 1-3/8 1-1/2 1-5/8
PP BSW
s max
min
e min
m max
min
20 18 16 14 12 11 10 9 8 7 7 6 6 5
0.445 0.525 0.6 0.71 0.82 1.01 1.2 1.3 1.48 1.67 1.86 2.05 2.22 2.41
0.435 0.515 0.585 0.695 0.8 0.985 1.175 1.27 1.45 1.64 1.815 2.005 2.175 2.365
0.5 0.59 0.67 0.79 0.91 1.12 1.34 1.45 1.65 1.87 2.07 2.29 2.48 2.7
0.2 0.25 0.312 0.375 0.437 0.562 0.687 0.75 0.875 1 1.125 1.25 1.375 1.58
0.18 0.23 0.292 0.355 0.417 0.542 0.668 0.72 0.835 0.96 1.108 1.119 1.315 1.5
Screw Thread
d
1-3/4 2 2-1/4 2-1/2 2-3/4 3 3-1/4 3-1/2 3-3/4 4 4-1/2 5 5-1/2 6
PP BSW
s max
min
e min
m max
min
5 4.5 4 4 3.5 3.5 3.25 3.25 3 3 2.875 2.75 2.625 2.5
2.58 2.76 3.15 3.55 3.89 4.18 4.53 4.85 5.18 5.55 6.38 7.3 8.35 9.45
2.52 2.7 3.09 3.49 3.83 4.08 4.43 4.75 5.08 5.45 6.225 7.175 8.225 9.325
2.87 3.08 3.52 3.98 4.37 4.65 5.05 5.42 5.79 6.21 7.1 8.18 9.38 10.63
1.725 1.85 1.975 2.225 2.475 2.775 3.025 3.275 3.525 3.775 4.2 4.7 5.2 5.7
1.625 1.75 1.875 2.125 2.375 2.625 2.875 3.125 3.375 3.625 4 4.5 5 5.5

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