U.N.R.C. Coarse Threads
Heat Treated Alloy Steel
Ground Body Diameter
Class 3A Threads
Conforms to specification and/or standard: ANSI B18.3
DIAM.
Threads
per inch and
Key Size		 SHOULDER
LENGTH		 NET
PRICE
per
100		 PRODUCT
CODE
NUMBER		 STANDARD
PACKAGE
Pcs.
Per
Box		 App. Wt.
Per 100
(Lbs.)
1/4"
(.246)
(.248)
No. 10-
24 UNRC
1/8 Key		 3/8 96.50 13001 25 1.6
1/2 97.94 13004 25 1.6
5/8 99.49 13007 25 1.6
3/4 101.65 13010 25 2.0
1 107.73 13013 25 2.4
1-1/4 115.35 13016 25 2.4
1-1/2 119.88 13019 25 3.2
5/16"
(.3085)
(.3105)
1/4-
20 UNRC
5/32 Key		 3/8 115.97 13022 25 1.6
1/2 112.98 13025 25 1.6
5/8 115.35 13028 25 2.8
3/4 122.35 13031 25 3.2
1 126.16 13034 25 3.6
1-1/4 132.34 13037 25 4.0
1-1/2 136.87 13040 25 4.4
1 3/4 150.78 13043 25 5.2
2 150.98 13046 25 5.6
3/8"
(.371)
(.373)
5/16
-18 UNRC
3/16 Key		 3/8 131.42 13049 25 3.6
1/2 133.37 13052 25 4.0
5/8 133.89 13055 25 4.4
3/4 136.26 13058 25 5.2
1 137.08 13061 25 5.6
1-1/4 146.04 13064 25 6.4
1-1/2 150.78 13067 25 7.6
1 3/4 154.38 13070 25 8.4
2 163.34 13073 25 9.2
2 1/4 175.98 13076 25 9.6
2 1/2 193.31 13079 25 10.4
2 3/4 197.64 13082 25 11.6
3 208.25 13085 25 12.4
3 1/4 233.38 13088 25 13.2
3 1/2 257.06 13091 25 14.0
3 3/4 293.11 13092 25 14.8
4 296.30 13097 25 15.6
1/2"
(.496)
(.498)
3/8-
16 UNRC
1/4 Key		 1/2 211.95 13100 25 8.0
5/8 214.97 13103 25 9.2
3/4 215.04 13106 25 9.6
1 216.69 13109 25 11.2
1-1/4 227.50 13112 25 12.4
1-1/2 233.58 13115 25 13.6
1 3/4 245.01 13118 25 15.2
2 249.24 13121 25 16.4
2 1/4 268.70 13124 25 18.0
DIAM.
Threads
per inch and
Key Size		 SHOULDER
LENGTH		 NET
PRICE
per
100		 PRODUCT
CODE
NUMBER		 STANDARD
PACKAGE
Pcs.
Per
Box		 App. Wt.
Per 100
(Lbs.)
1/2"
(Cont.)		 2 1/2 280.13 13127 25 19.6
2 3/4 302.07 13130 25 20.8
3 314.43 13133 25 22.4
3 1/4 337.91 13136 25 23.6
3 1/2 371.48 13139 25 25.2
3 3/4 385.08 13140 25 26.4
4 401.97 13145 25 28.0
4 1/2 488.58 13151 10 30.4
5 556.87 13157 10 34.0
5/8"
(.621)
(.623)
1/2-
13 UNRC
5/16 Key		 1-1/4 346.77 13160 25 20.0
1-1/2 377.15 13163 25 22.4
1 3/4 387.76 13166 25 25.2
2 401.46 13169 25 27.2
2 1/4 429.37 13172 25 29.6
2 1/2 474.27 13175 25 31.6
2 3/4 496.31 13178 25 34.0
3 544.71 13181 25 35.6
3 1/4 613.92 13184 25 38.0
3 1/2 710.22 13187 25 40.0
3 3/4 783.96 13188 25 42.4
4 808.47 13193 10 44.0
4 1/2 1,123.21 13199 10 49.2
5 1,235.88 13205 10 53.2
5 1/2 1,420.13 13206 10 57.6
6 1,640.53 13207 10 61.6
3/4"
(.746)
(.748)
5/8-
11 UNRC
3/8 Key		 1-1/2 653.88 13214 25 35.6
1 3/4 654.91 13217 25 38.4
2 660.27 13220 25 41.2
2 1/4 682.82 13223 25 44.4
2 1/2 705.07 13226 25 48.0
2 3/4 732.05 13229 25 51.6
3 774.18 13232 25 54.0
3 1/4 841.84 13233 10 57.6
3 1/2 908.47 13238 10 60.8
3 3/4 977.27 13239 10 63.6
4 1,008.58 13244 10 67.2
4 1/2 1,124.14 13250 10 73.6
5 1,239.48 13256 10 79.6
5 1/2 1,680.28 13257 10 86.0
6 1,892.24 13258 10 92.0

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