5/16"-18 x 1 3/4" Type F Thread Cutting Screws / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc
- Steel
- Zinc
- 18 TPI · Coarse
- ASME B18.6.3
$235.87
$2.62 / pc
Package of 90
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Product Description
5/16"-18 x 1 3/4" Type F Thread Cutting Screws / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc
RoHS Compliant
$235.87
$2.62/pc
Type F Thread Cutting Screws / Unslotted / Hex Washer Head
Family: FW
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5/16"-18 x 1 3/4" Type F Thread Cutting Screws / Unslotted / Hex Washer Head / Low Carbon Steel / Zinc
SKU: 3128FW-90
Technical Specifications
Thread Size
5/16"-18
Thread Series
UNC
Thread Pitch
18 TPI
Thread Coverage
Full Thread
Thread Action
Thread Cutting
Tapping Type
Type F
Length
1 3/4"
Material
Steel
Finish
Zinc
Drive
External Hex
Head Style
Hex Washer Head
Standard
ASME B18.6.3
Country of Origin
Import
Point Type
Blunt Tapered
Head Diameter (in)
1/2
Measurement System
Inch
Head Height (in)
0.208–0.230
Width Across Flats
1/2"
SKU
3128FW-90
Pilot Hole by Steel Thickness (5/16"-18)
| Steel Thickness (in) | Pilot Hole (in) | Drill Size |
|---|---|---|
| 0.109 | 0.277 | J |
| 0.125 | 0.277 | J |
| 0.140 | 0.281 | 9/32 |
| 0.187 | 0.290 | L |
| 0.250 | 0.290 | L |
| 0.312 | 0.290 | L |
| 0.375 | 0.290 | L |
| 0.500 | 0.290 | L |
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/5-16-18-x-1-3-4-type-f-thread-cutting-screws-unslotted-hex-washer-head-steel-zinc · Printed