51. UNJ threads, with controlled root radius, for aerospace. Inch series. (15th August 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
52. UNJ threads. General requirements and limit dimensions. (15th January 2000) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗