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OneSource
1-8 x 3-1/4 Inch Coarse Grade 8 Yellow Zinc Steel Hex Head Cap Screw
Item A77.1.314
Cap Screws are proportioned and toleranced to assure full and proper loading when assembled into a tapped hole. A washer face is provided under the head to provide a bearing surface when tightened. this feature ensures proper fit-up into tapped holes without counterboring. Cap screws feature a chamfered end to aid in inserting into a tapped hole. Hex head cap screws are available in a variety of material grades including: Grade 2 Grade 5 Grade 8 and stainless steels. Additionally these fasteners are available in plated and plain varieties. Hex head caps screws are a common fastener used in a variety of industrial construction automotive and manufacturing applications.
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Photographs are representational and may not be size accurate.
Key Specifications
| Diameter | 1 Inch |
| Length | 3-1/4 Inch |
| Thread Type | Coarse |
| Finish | Yellow Zinc |
Description
Description
Cap Screws are proportioned and toleranced to assure full and proper loading when assembled into a tapped hole. A washer face is provided under the head to provide a bearing surface when tightened. this feature ensures proper fit-up into tapped holes without counterboring. Cap screws feature a chamfered end to aid in inserting into a tapped hole. Hex head cap screws are available in a variety of material grades including: Grade 2 Grade 5 Grade 8 and stainless steels. Additionally these fasteners are available in plated and plain varieties. Hex head caps screws are a common fastener used in a variety of industrial construction automotive and manufacturing applications.
- Origin: Imported
- Diameter: 1 Inch
- Diameter Thread Size: 1-8
- Finish: Yellow Zinc
- Grade: Grade 8
- Head Height Max: 39/64 Inch
- Head Style: 0.019 Inch
- Head Type: Hex
- Item: Cap Screw
- Length: 3-1/4 Inch
- Material: Steel
- Measurement: Inch
- Origin: Imported
- Proof Load: 120000 psi
- Specification: ASME B18.2.1
- Tensile Strength : 150000 psi
- Thread Length: 2-1/4 Inch
- Thread Type: Coarse
- Threads Per Inch: 8
- Type: Partial Threaded
- Width Across Corner: 1.675 - 1.732 Inch
Specifications
General
- Finish
- Yellow Zinc
- Measurement System
- Inch
- Origin
- Imported
- Type
- Partial Threaded
- Material
- Steel
Dimensions
- Diameter
- 1 Inch
- Length
- 3-1/4 Inch
- Thread Type
- Coarse
- Thread Length
- 2-1/4 Inch
- Width Across Corner
- 1.675 – 1.732 Inch
- Head Height
- 39/64 Inch
- Body Diameter
- 0.990 – 1.000 Inch
Features
- Head Style
- Hex
- Grade
- Grade 8
- Tensile Strength
- 150,000 psi
- Proof Load
- 120,000 psi
Certifications & Standards
- Standards
- ASME B18.2.1
