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BS 3409-1:1961
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BS 3409-1:1961
Specification for the tapping of holes to receive wire thread inserts (UNC and UNF threads) - Diameters $9D in and overMore info
Specifies limits of size for tapped holes to accommodate wire thread inserts to provide thread sizes from $9D in to 1$9H in UNC inclusive and from $9D in to 1 in UNF inclusive. It includes recommendations for general dimensions and limits of size on the threaded portion of screwing taps intended to produce holes to the limits specified, together with details of a recommended gauging system for checking them.
| Author | BSI |
|---|---|
| Editor | BSI |
| Document type | Standard |
| Format | File |
| Confirmation date | 2013-03-01 |
| EAN ISBN | 0 580 35252 8 |
| ICS | 25.100.50 : Taps and threading dies
|
| Number of pages | 20 |
| Modified by | AMD 1180 published May 1973 effective May 1973 Free of charge incorporated PD 5732 published January 1966 effective January 1966 Free of charge incorporated PD 5998 published January 1967 effective January 1967 Free of charge incorporated |
| Set | BSI Handbook 44 |
| Year | 1960 |
| Country | United Kingdom |
| Keyword | BS 3409:1961;BS 3409:Part 1:1961 |