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Description
Technical data for the UNS No 4-36 die
| Technical data | ||
|---|---|---|
| Nominal Diameter d1 Inches/mm/Decimal | UNS No 4-36 | |
| Thread Pitch P in Inches and mm | 36 threads per inch | 0.71 mm |
| Thread Diameter mm / Decimal | 2.85 mm / 0.112 in | |
| Number of Chip Holes | 6 | |
| Required Shaft Diameter | 2.74 mm | |
| Thread angle G | 60° | |
| Thread Standard | ANSI B-1.1 | |
UNS No4-36 HSS inch threading die – professional tool for Unified special threads
Die UNS No4-36 is a precision cutting tool for producing external inch threads with a small diameter and fine pitch. UNS (Unified National Special) designates a thread with a special combination of diameter and pitch unavailable in standard UNC or UNF series. The tool is made of high-speed steel (HSS) in accordance with DIN-EN 22568.
Key advantages of the UNS No4-36 die
- Very fine pitch of 36 TPI (0.706 mm) – ideal for miniature components and precision mechanisms
- HSS steel for strengths up to 800 MPa – provides durability and cutting precision in steels, aluminum, and brass
- Tolerance class 2A according to ANSI – standard accuracy class ensuring proper fit with a 2B nut
- Compliance with DIN-EN 22568 – European standard confirming manufacturing quality
- Small diameter, No4 (2.84 mm) – for small screws in electronics, watchmaking, and optics
The UNS No4-36 inch threading die is used in miniature component manufacturing, precision instruments, and electronic equipment. The UNS No4-36 American-standard die is the choice of professionals working with small components. Order a tool that meets the highest quality standards.
Frequently asked questions
Size No4 in the American system corresponds to 0.112 inch. Calculate: 0.112 × 25.4 mm = 2.84 mm in diameter. A thread count of 36 TPI gives a pitch of: 25.4 mm ÷ 36 = 0.706 mm.
The UNS No4-36 die is designed for miniature screws in electronics, watchmaking, and optics. It is suitable for manufacturing precision instruments and small mechanisms.
The numbered system covers sizes from No0 (1.52 mm) to No12 (5.49 mm). Each number corresponds to a specific diameter in inches. Above No12, fractional dimensions are used.
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Shipping
All orders are delivered by courier company GLS. For orders exceeding 369 PLN gross shipping is FREE
| 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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