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Product Specifications:
| Item | Straight Flute Tap |
| 55% Thread Drill Size | #3 |
| 65% Thread Drill Size | #5 |
| 75% Thread Drill Size | #7 |
| Class Of Fit | Class 2B+ |
| Coolant Fed | Non Coolant Through |
| Extended Neck | Yes |
| Finish | Nitride |
| List Number | 114 |
| Material | Cobalt |
| Measurement System | Fractional Inch |
| Number Of Flutes | 4 |
| Overall Length | 2 1/2" |
| Pitch Diameter Limits | 2B+ |
| Pitch Type | 20 |
| Primary Material Application | Composite |
| Primary Material Application Iso Code | O |
| Shank Dia. | 1/4" |
| Shank Length | 1 1/2" |
| Shank Type - Machining | Straight |
| Spiral Direction | Neutral |
| Square Size | 0.19" |
| Tap Chamfer | Bottoming |
| Tap Finish | Black Oxide |
| Tap Material | Cobalt |
| Tap Style | Straight Flute (Hand) |
| Tap Type | Bottoming |
| Thread Direction | Right Hand |
| Thread Length | 9/16" |
| Thread Limit | 2B |
| Thread Limit / Class Of Fit | 2B+, 2B+ |
| Thread Size | 1/4"-20 |
| Thread Standard | Uns |
| Thread Type | Coarse |
| Threads Per Inch | 20 |
Shipping Info:
| Ship weight (kg) | 0.01 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 7.62 |
| Ship width (cm) | 1.27 |
| HS code | 8207400000 |
Product Variants
| Model | Thread Length | Overall Length | Number Of Flutes | Thread Size | 75% Thread Drill Size | Thread Limit | Thread Type | Pitch Diameter Limits | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 3141203 | 3/8" | 1 3/4" | 3 | #2-56 | 1.73 mm | H7 | Coarse | H7 | €38.65 | |
| 3141303 | 7/16" | 1 3/4" | 3 | - | - | - | Coarse | H7 | €35.65 | |
| 3141803 | 3/8" | 1 3/4" | 3 | #2-56 | 1.73 mm | 2B | Coarse | 2B+ | €35.65 | |
| 3141903 | 3/8" | 1 3/4" | 3 | #2-56 | 1.73 mm | 2B | Coarse | 2B+ | €35.65 | |
| 3142203 | 1/4" | 1 27/32" | 4 | #4-40 | 2.2 mm | H7 | Coarse | H7 | €23.52 | |
| 3142303 | 1/4" | 1 27/32" | 4 | #4-40 | 2.2 mm | H7 | Coarse | H7 | €23.52 | |
| 3142803 | 1/4" | 1 27/32" | 4 | #4-40 | 2.2 mm | 2B | Coarse | 2B+ | €23.52 |
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OSG 3147903 Straight Flute Tap Bottom 1/4 Inch x 20 Nitride
€21.10 /unit
