A Brand A-CHT 5/16-24 H4 4 Flute 1.5P Carbide Straight Flute Tap
OSG A Brand A-CHT straight flute taps are advanced-performance carbide coolant-through taps for cast iron and aluminum alloys. The large oil-hole design supports excellent coolant flow, while ultra-fine grain carbide provides high wear resistance and toughness.
| Thread Size | 5/16-24 |
| Thread Type | UNF |
| Thread Pitch | 24 TPI |
| Class of Fit | 3B, 2B |
| Thread Limit | H4 |
| Chamfer Type | Bottom (1.5P) |
| Chamfer Length | 0.062 in (1.587 mm) |
| Major Diameter | 0.312 in (7.938 mm) |
| Thread Length | 0.665 in (16.891 mm) |
| Tap Drill Size Range | 0.267 in (6.782 mm) - 0.277 in (7.036 mm) |
| Overall Length | 3.543 in (89.992 mm) |
| Shank Diameter | 0.318 in (8.077 mm) |
| Square Length | 0.375 in (9.525 mm) |
| Square Width | 0.238 in (6.045 mm) |
| Substrate | Carbide |
| Surface Treatment | Bright |
| Coolant Thru | Yes |
| Number of Flutes | 4 |
| Cutting Direction | RH |
| Helix Angle | 0 Degrees |
| Interrupted Thread | No |
| List Number | 16615 |
| Country of Origin | JPN |
| Net Product Weight | 0.11 lb |
A Brand A-CHT 5/16-24 H4 4 Flute 1.5P Carbide Straight Flute Tap
Sale price$232.81
Tooling Overview
| Cast Iron | Best |
| Aluminum Casting | Best |
| Thread Size | 5/16-24 |
| Thread Type | UNF |
| Thread Pitch | 24 TPI |
| Class of Fit | 3B, 2B |
| Thread Limit | H4 |
| Chamfer Type | Bottom (1.5P) |
| Chamfer Length | 0.062 in (1.587 mm) |
| Major Diameter | 0.312 in (7.938 mm) |
| Thread Length | 0.665 in (16.891 mm) |
| Tap Drill Size Range | 0.267 in (6.782 mm) - 0.277 in (7.036 mm) |
| Overall Length | 3.543 in (89.992 mm) |
| Shank Diameter | 0.318 in (8.077 mm) |
| Square Length | 0.375 in (9.525 mm) |
| Square Width | 0.238 in (6.045 mm) |
| Substrate | Carbide |
| Surface Treatment | Bright |
| Coolant Thru | Yes |
| Number of Flutes | 4 |
| Cutting Direction | RH |
| Helix Angle | 0 Degrees |
| Interrupted Thread | No |
| List Number | 16615 |
| Country of Origin | JPN |
| Net Product Weight | 0.11 lb |
