Basic dimensions | ||||||||||||
screw thread size Code name | number of teeth contained in 25.4mm | pitch P | High tooth h | Large diameter | Pitch diameter | trail | ||||||
1/4 | 19 | 1.337 | 0.856 | 13.157 | 12.301 | 11.445 | ||||||
3/8 | 19 | 1.337 | 0.856 | 16.662 | 15.806 | 14.950 | ||||||
1/2 | 14 | 1.814 | 1.162 | 20.955 | 19.793 | 18.631 | ||||||
5/8 | 14 | 1.814 | 1.162 | 22.911 | 21.749 | 20.587 | ||||||
3/4 | 14 | 1.814 | 1.162 | 26.441 | 25.279 | 24.117 | ||||||
7/8 | 14 | 1.814 | 1.162 | 30.201 | 29.039 | 27.877 | ||||||
1 | 11 | 2.309 | 1.479 | 33.249 | 31.770 | 30.291 | ||||||
1-1/8 | 11 | 2.309 | 1.479 | 37.897 | 36.418 | 34.939 | ||||||
1-1/4 | 11 | 2.309 | 1.479 | 41.910 | 40.431 | 38.952 | ||||||
1-1/2 | 11 | 2.309 | 1.479 | 47.803 | 46.324 | 44.845 | ||||||
1-3/4 | 11 | 2.309 | 1.479 | 53.746 | 52.267 | 50.788 | ||||||
2 | 11 | 2.309 | 1.479 | 59.614 | 58.135 | 56.656 | ||||||
2-1/4 | 11 | 2.309 | 1.479 | 65.710 | 64.231 | 62.752 | ||||||
2-1/2 | 11 | 2.309 | 1.479 | 75.184 | 73.705 | 72.226 | ||||||
2-3/4 | 11 | 2.309 | 1.479 | 81.534 | 80.055 | 78.576 | ||||||
3 | 11 | 2.309 | 1.479 | 87.884 | 86.405 | 84.926 | ||||||
3-1/2 | 11 | 2.309 | 1.479 | 100.330 | 98.851 | 97.372 | ||||||
4 | 11 | 2.309 | 1.479 | 113.030 | 111.551 | 110.072 |
A: We are factory.
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
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