5/16"-18 x 1 1/4" Serrated Hex Flange Screws / Unslotted / Grade 8 / Zinc
- Steel
- Grade 8
- Zinc
- 18 TPI · Coarse
- ASME B18.6.3
$157.01
$1.57 / pc
Package of 100
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Product Description
5/16"-18 x 1 1/4" Serrated Hex Flange Screws / Unslotted / Grade 8 / Zinc
RoHS Compliant
Frequently Asked Questions
What is the difference between Grade 5 and Grade 8?
Grade 5 (medium carbon steel, 120 ksi tensile strength) is suitable for most industrial applications. Grade 8 (alloy steel, 150 ksi tensile strength) is used for high-strength applications like automotive suspension and machinery. Grade 5 hex heads have 3 radial lines; Grade 8 has 6 radial lines.
$157.01
$1.57/pc
Serrated Hex Flange Screws / Unslotted / Grade 8
Family: MWW8Z
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5/16"-18 x 1 1/4" Serrated Hex Flange Screws / Unslotted / Grade 8 / Zinc
SKU: 3120MWW8Z-100
Technical Specifications
Thread Size
5/16"-18
Thread Series
UNC
Thread Pitch
18 TPI
Thread Coverage
Full Thread
Length
1 1/4"
Material
Steel
Grade
Grade 8
Finish
Zinc
Drive
External Hex
Head Style
Hex Washer Serrated
Standard
ASME B18.6.3
Country of Origin
Import
Point Type
Machine (Blunt)
Tensile Strength
150 ksi (1034 MPa)
Hardness
C33 - C39
Measurement System
Inch
SKU
3120MWW8Z-100
https://www.ecomfasteners.com/products/5-16-18-x-1-1-4-serrated-hex-flange-screws-unslotted-grade-8-zinc · Printed