1/4"-20 x 2 1/4" Type F Thread Cutting Screws / Phillips / Truss Head / Low Carbon Steel / Zinc
- Steel
- Zinc
- 20 TPI · Coarse
- ASME B18.6.3
$90.75
$1.01 / pc
Package of 90
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Product Description
1/4"-20 x 2 1/4" Type F Thread Cutting Screws / Phillips / Truss Head / Low Carbon Steel / Zinc
RoHS Compliant
$90.75
$1.01/pc
Type F Thread Cutting Screws / Phillips / Truss Head
Family: FPT
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1/4"-20 x 2 1/4" Type F Thread Cutting Screws / Phillips / Truss Head / Low Carbon Steel / Zinc
SKU: 1436FPT-90
Technical Specifications
Thread Size
1/4"-20
Thread Series
UNC
Thread Pitch
20 TPI
Thread Coverage
Full Thread
Thread Action
Thread Cutting
Tapping Type
Type F
Length
2 1/4"
Material
Steel
Finish
Zinc
Drive
Phillips
Head Style
Truss Head
Standard
ASME B18.6.3
Country of Origin
Import
Point Type
Blunt Tapered
Measurement System
Inch
SKU
1436FPT-90
Pilot Hole by Steel Thickness (1/4"-20)
| Steel Thickness (in) | Pilot Hole (in) | Drill Size |
|---|---|---|
| 0.083 | 0.213 | #3 |
| 0.109 | 0.219 | 7/32 |
| 0.125 | 0.221 | #2 |
| 0.140 | 0.221 | #2 |
| 0.187 | 0.228 | #1 |
| 0.250 | 0.228 | #1 |
| 0.312 | 0.228 | #1 |
| 0.375 | 0.228 | #1 |
| 0.500 | 0.228 | #1 |
Source: Machinery's Handbook, 26th ed., Table 13 (steel). It may be necessary to vary the hole size to suit a particular application.
https://www.ecomfasteners.com/products/1-4-20-x-2-1-4-type-f-thread-cutting-screws-phillips-truss-head-steel-zinc · Printed