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Die UNC 5/16-18 LH HSS DIN-EN 22568 Cztool
€16.18 tax inc.
Net price: €13.16
Description
Technical data for the UNC 5/16-18 left-hand die
| Technical data | ||
|---|---|---|
| Nominal Diameter d1 Inches/mm/Decimal | UNC 5/16-18 LH | |
| Thread Pitch P in Inches and mm | 18 threads per inch | 1.41 mm |
| Thread Diameter mm / Decimal | 7.94 mm / 0.3125 in | |
| Outside Diameter d2 | 38 mm | |
| Number of Chip Holes | 4 | |
| Required Shaft Diameter | 7.80 mm | |
| Thread angle G | 60° | |
| Thread Standard | ANSI B-1.1 | |
Die UNC 5/16-18 LH HSS – left-hand inch thread for special applications
UNC 5/16-18 left-hand die is used to cut left-hand external threads with a diameter of 5/16 inch (7.94 mm) and a pitch of 18 threads per inch. Left-hand threads are used in mechanisms prone to loosening due to rotational motion. HSS steel construction in accordance with DIN-EN 22568 ensures high quality.
Features of the UNC 5/16-18 left-hand die
- Left-hand thread – protection against self-loosening in rotating mechanisms
- Diameter of 7.94 mm – versatile size for industrial equipment
- HSS material – suitable for machining materials with strength up to 800 MPa
- 18 threads per inch – standard pitch for this size
- DIN-EN 22568 standard – European standard for external dimensions
An essential product for repairing fans, centrifuges, spindles, and other equipment with rotating components. It provides secure joints under demanding operating conditions.
Frequently asked questions
5/16 inch corresponds to 7.94 mm. Conversion factor: 1 inch = 25.4 mm. Calculation: 25.4 mm × 5 ÷ 16 = 7.94 mm.
The Unified system also includes: UNF – fine threads, UNEF – extra-fine threads, UNS – special threads with unusual dimensions, and UN – threads with constant pitches: 4, 6, 8, 12, 16, 20, 28, or 32 threads per inch.
UNC threads have a larger pitch and more widely spaced threads than UNF. At a diameter of 5/16 inch, UNC has 18 threads per inch and UNF has 24 threads per inch. Verification is performed using inch thread pitch gauges.
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| Courier GLS | Przelew24 / Prepayment | 14,76 zł gross | Delivery time 1 working day |
| Courier GLS | Cash on delivery | 17,26 zł gross | Lead time 1 working day |
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