Gost 14 304 83 Page

60° centre hole with a protective cone (recommended for heavy loads or when the center must be protected from damage). Form C: Threaded center hole. Form F: 75° center hole. 3. Key Dimensions and Designation

In the world of metalworking, precision starts before the cutting begins. GOST 14034-74 ("Centre Holes. Dimensions" / Отверстия центровые. Размеры ) is a foundational Soviet-era standard—still widely used across the CIS—that defines the standardized dimensions, forms, and technical requirements for centre holes in metal workpieces. These holes are crucial for locating and supporting shafts and components between centers on lathes and grinding machines. 1. Purpose of Centre Holes

, GOST 9733.4-83 covers "Test method of colour fastness to washing". gost 14 304 83

, this refers to " Centre holes. Dimensions " (Отверстия центровые. Размеры).

The query "gost 14 304 83" does not correspond to an active, standard, or commonly indexed GOST document. It is highly likely a typo for a different number. Based on the 1983 year ("83"), it is probably a regional standard (GOST) from that era, but it does not appear in standard technical databases or search results. 60° centre hole with a protective cone (recommended

If you confirm the subject, I can revise the article to be more precise. GOST 9733.4-83 - Runorm

(Note: If you were referring to a different standard, please provide the corrected number.) Could you please check if the number was perhaps: (Centre Holes)? GOST 9733.4-83 (Textile Colorfastness)? Another number entirely? Dimensions" / Отверстия центровые

If you are writing an article and need a topic, I can develop one regarding , as it is a critical standard for mechanical engineering and machining. Article Draft: Understanding GOST 14034-74 (Centre Holes)