Unified coarse thread series UNC ¼ in to 4 in diameter; Unified fine thread series UNF ¼ in to 1½ in; Unified extra fine thread series UNEF ¼ in to 1 11/16 in. Standard constant pitch series for a graduated system of diameter/pitch combinations. Basic and design forms. Tables of basic dimensions, limits and tolerances for all diameter/pitch combinations in UNC, UNF, UNEF and standard constant pitch series given for the three classes of internal and external threads. Bases of tolerances for Unified screw threads; five sizes below ¼ in diameter for attachment purposes and for general use in aircraft appended. Evolved through international discussions between UK, Canada, USA. In accord with corresponding sections of American standard ASA B1.1-1960.
All current amendments available at time of purchase are included with the purchase of this document. | File Size : | 1
file
, 1.6 MB |
| ISBN(s) : | 0580340783 |
| Note : | This product is unavailable in Ukraine, Russia, Belarus |
| Number of Pages : | 124 |
| Product Code(s) : | 65356, 65356, 65356 |
| Published : | 09/15/1962 |
