Unified Extra Fine thread ANSI B 1.1
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ISO 529 Form B HSS-E Tolerance 2B
| Nominal Diameter, D | L 1 | L 2 | D 2 | □ | Price (RM) | |
| Spiral Point | ||||||
| UNEF Nr. 12 X 32 | 62 | 17 | 5.6 | 4.5 | ||
| UNEF 1/4 X 32 | 66 | 19 | 6.3 | 5 | ||
| UNEF 5/16 X 32 | 72 | 22 | 8 | 6.3 | ||
| UNEF 3/8 X 32 | 80 | 24 | 10 | 8 | ||
| UNEF 7/16 X 28 | 85 | 25 | 8 | 6.3 | ||
| UNEF 1/2 X 28 | 89 | 29 | 9 | 7.1 | ||
| UNEF 9/16 X 24 | 95 | 30 | 11.2 | 9 | ||
| UNEF 5/8 X 24 | 102 | 32 | 12.5 | 10 | ||
| UNEF 11/16 X 24 | 112 | 37 | 14 | 11.2 | ||
| UNEF 3/4 X 20 | 112 | 37 | 14 | 11.2 | ||
| UNEF 13/16 X 20 | 118 | 38 | 16 | 12.5 | ||
| UNEF 7/8 X 20 | 118 | 38 | 16 | 12.5 | ||
| UNEF 15/16 X 20 | 130 | 45 | 18 | 14 | ||
| UNEF 1" X 20 | 130 | 45 | 18 | 14 | ||
| UNEF 1.1/16 X 18 | 138 | 48 | 20 | 16 | ||
| UNEF 1.1/8 X 18 | 138 | 48 | 20 | 16 | ||
| UNEF 1.3/16 X 18 | 151 | 51 | 22.4 | 18 | ||
| UNEF 1.1/4 X 18 | 151 | 51 | 22.4 | 18 | ||
| UNEF 1.5/16 X 18 | 162 | 57 | 25 | 20 | ||
| UNEF 1.3/8 X 18 | 162 | 57 | 25 | 20 | ||
| UNEF 1.7/16 X 18 | 170 | 60 | 28 | 22.4 | ||
| UNEF 1.1/2 X 18 | 170 | 60 | 28 | 22.4 | ||
| UNEF 1.9/16 | 170 | 60 | 28 | 22.4 | ||
| UNEF 1.5/8 X 18 | 170 | 60 | 28 | 22.4 | ||
| UNEF 1.11/16 X 18 | 187 | 67 | 31.5 | 25 | ||
| UNEF 1.3/4 X 18 | 187 | 67 | 31.5 | 25 | ||
| UNEF 2" X 18 | 200 | 70 | 35.5 | 28 | ||
Malaysia
