Sutton T173 1 x 12 TPI Spiral Point Tap - HSSE - Bright - DIN 2184-1
Available
The Sutton T173 is a spiral point (gun) tap (N designation) for UNF threads, made from premium grade high speed steel (HSSE) with a bright finish. This listing covers 15 sizes from #2 x 64 TPI to 1 x 12 TPI.
The gun (spiral point) nose curls the chip forward, ahead of the tap and out of the hole, so chip clogging is avoided and coolant can flow without problems. It suits through holes. The N designation is for normal, general purpose materials, with a normal rake angle and normal thread relief. The chamfer is Form B (4.5 x P), for through holes in medium and long chipping materials.
The thread tolerance is 2B. The tap is built to DIN 2184-1.
Where this product is used
- General purpose use, materials up to approx. 1000 N/mm2.
- Through holes.
- Suitable for machine operations.
- Depths up to approx. 3 x d1.
Design features
- Premium grade high speed steel (HSSE). The vanadium grade gives high wear resistance and toughness for most tapping applications.
- Bright finish for general purpose applications.
- 2 to 4 flutes, depending on size.
- Form B chamfer, 4.5 x P.
- Thread tolerance 2B.
- The N designation is for normal, general purpose materials, with a normal rake angle and normal thread relief.
- DIN 2184-1 construction.
Sizes
Dimensions are in millimetres. Item numbers are the Sutton catalogue numbers. If you are not sure which tapping drill to use, try our tap drill size selector.
| Item no. | Thread size | TPI | Tapping drill (mm) | l1 overall (mm) | l2 thread (mm) | l3 (mm) | d2 shank (mm) | sq square (mm) | l4 square length (mm) | Flutes |
|---|---|---|---|---|---|---|---|---|---|---|
| T173 0218 | #2 x 64 TPI | 64 | 1.9 | 45 | 9 | - | 2.8 | 2.1 | 5 | 2 |
| T173 0284 | #4 x 48 TPI | 48 | 2.35 | 56 | 11 | 18 | 3.5 | 2.7 | 6 | 2 |
| T173 0351 | #6 x 40 TPI | 40 | 2.9 | 56 | 13 | 20 | 4 | 3 | 6 | 3 |
| T173 0417 | #8 x 36 TPI | 36 | 3.5 | 63 | 13 | 21 | 4.5 | 3.4 | 6 | 3 |
| T173 0483 | #10 x 32 TPI | 32 | 4.1 | 70 | 16 | 25 | 6 | 4.9 | 8 | 3 |
| T173 0635 | 1/4 x 28 TPI | 28 | 5.5 | 80 | 19 | 30 | 7 | 5.5 | 8 | 3 |
| T173 0794 | 5/16 x 24 TPI | 24 | 6.9 | 90 | 22 | 35 | 8 | 6.2 | 9 | 3 |
| T173 0953 | 3/8 x 24 TPI | 24 | 8.5 | 100 | 20 | 35 | 10 | 8 | 11 | 3 |
| T173 1111 | 7/16 x 20 TPI | 20 | 9.8 | 100 | 24 | - | 8 | 6.2 | 8 | 3 |
| T173 1270 | 1/2 x 20 TPI | 20 | 11.5 | 110 | 28 | - | 9 | 7 | 10 | 3 |
| T173 1429 | 9/16 x 18 TPI | 18 | 12.8 | 110 | 32 | - | 11 | 9 | 12 | 3 |
| T173 1588 | 5/8 x 18 TPI | 18 | 14.5 | 110 | 32 | - | 12 | 9 | 12 | 3 |
| T173 1905 | 3/4 x 16 TPI | 16 | 17.5 | 125 | 34 | - | 14 | 11 | 14 | 4 |
| T173 2223 | 7/8 x 14 TPI | 14 | 20.5 | 140 | 34 | - | 18 | 14.5 | 17 | 4 |
| T173 2540 | 1 x 12 TPI | 12 | 23.5 | 160 | 38 | - | 18 | 14.5 | 17 | 4 |
Key specifications
| Specification | Detail |
|---|---|
| Catalogue code | T173 |
| Type | Spiral point (gun) tap |
| Thread series | UNF |
| Material | HSSE |
| Finish | Bright |
| Designation | N |
| Chamfer | Form B / 4.5 x P |
| Thread tolerance | 2B |
| Standard | DIN 2184-1 |
| Flutes | 2 to 4 |
| Sizes in this listing | 15 sizes, #2 x 64 TPI to 1 x 12 TPI |
Related products
Related Sutton taps: T175 UNF Spiral Point Tap - HSSE - TiN - DIN 2184-1, T176 UNF Spiral Point Tap VA - HSSE - Steam Oxide - DIN 2184-1, T177 UNF Spiral Point Tap VA - HSSE - TiCN - DIN 2184-1, T439 UNF Spiral Point Tap Intermediate - HSSE - Bright - ISO 529, T440 UNF Spiral Point Tap Intermediate - HSSE - Steam Oxide - ISO 529.
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Sutton T173 UNF Spiral Point Tap - HSSE - Bright - DIN 2184-1: 12 / #1
SKU: A0013374 | Model: T1732540
TPI 12, Diameter (inch) #1. Features
The Sutton T173 is a spiral point (gun) tap (N designation) for UNF threads, made from premium grade high speed steel (HSSE) with a bright finish. This listing covers 15 sizes from #2 x 64 TPI to 1 x 12 TPI.
The gun (spiral point) nose curls the chip forward, ahead of the tap and out of the hole, so chip clogging is avoided and coolant can flow without problems. It suits through holes. The N designation is for normal, general purpose materials, with a normal rake angle and normal thread relief. The chamfer is Form B (4.5 x P), for through holes in medium and long chipping materials.
The thread tolerance is 2B. The tap is built to DIN 2184-1.