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SAE J429 Tap End Studs Bolts-NINGBO BOLT

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SAE J429 Studs Specification

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SAE J429 Continuous Stud Bolts

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SAE J429 Tap End Studs Bolts

Dimensions for Tap End Studs (1.5D Engagement)
Nominal  Size    Diameter,D Tap End Full Thread Length,Bm Umax=2P Minimum Nut End Full Thread Length,Bmin 
Nominal Min Max UNC£¦NC-5 Thread UNF Thread 8UN Thread L¨Q10 10£¼L¨Q16 L£¾16
 1/4 0.375 0.350 0.400 0.100 0.071 ... 0.750 1.000 1.500
 5/16 0.469 0.440 0.498 0.111 0.083 ... 0.875 1.125 1.625
 3/8 0.563 0.532 0.594 0.125 0.083 ... 1.000 1.250 1.750
 7/16 0.656 0.620 0.692 0.143 0.100 ... 1.125 1.375 1.875
 1/2 0.750 0.708 0.792 0.154 0.100 ... 0.250 1.500 2.000
9/16 0.844 0.802 0.896 0.167 0.111 ... 1.375 1.625 2.125
 5/8  0.938 0.892 0.983 0.182 0.111 ... 1.500 1.750 2.250
 3/4 1.125 1.075 1.175 0.200 0.125 ... 1.750 2.000 2.500
 7/8 1.313 1.258 1.368 0.222 0.143 ... 2.000 2.250 2.750
1 1.500 1.438 1.562 0.250 0.167 ... 2.250 2.500 3.000
 1-1/8 1.688 1.625 1.750 0.286 0.167 0.250 2.500 2.750 3.250
 1-1/4 1.875 1.813 1.938 0.286 0.167 0.250 2.750 3.000 3.500
 1-3/8 2.063 2.000 2.125 0.333 0.167 0.250 3.000 3.250 3.750
 1-1/2 2.250 2.188 2.313 0.333 0.167 0.250 3.250 3.500 4.000
 1-5/8 2.438 2.375 2.500 ... ... 0.250 3.500 3.750 4.250
 1-3/4 2.625 2.563 2.688 0.400 ... 0.250 3.750 4.000 4.500
 1-7/8 2.813 2.750 2.875 ... ... 0.250 4.000 4.250 4.750
2 3.000 2.925 3.075 0.444 ... 0.250 4.250 4.500 5.000
 2-1/4 3.375 3.300 3.450 0.444 ... 0.250 4.750 5.000 5.500
 2-1/2 3.750 3.675 3.825 0.500 ... 0.250 5.250 5.500 6.000
 2-3/4 4.125 4.050 4.200 0.500 ... 0.250 5.750 6.000 6.500
3 4.500 4.425 4.575 0.500 ... 0.250 ... 6.500 7.000
 3-1/4 4.875 4.775 4.975 0.500 ... 0.250 ... 7.000 7.500
 3-1/2 5.250 5.150 5.350 0.500 ... 0.250 ... 7.500 8.000
 3-3/4 5.625 5.525 5.725 0.500 ... 0.250 ... 8.000 8.500
4 6.000 5.900 6.100 0.500 ... 0.250 ... 8.500 9.000

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Address:Panjiashan, Xiepu Town,

Zhenhai, Ningbo, China

TEL: 86-574-86231358

FAX: 86-574-86231338

EMAIL: bolt@ningbo-bolt.com

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