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OneSource
1/2-20 x 1 Inch Fine Grade 5 Zinc Plated Steel Hex Head Cap Screw USA
Item A71.12.1
Cap Screws are proportioned and toleranced to assure full and proper loading when assembled into a tapped hole. Washer face is provided under the head to provide a bearing surface when tightened. It ensures fit-up into tapped holes without counterboring. End is chamfered to aid in inserting into a tapped hole. Made In USA. Cap Screws can be used in tapped holes or with a wide range of nut bolted connections and in the applications for vehicles and structures.
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Photographs are representational and may not be size accurate.
Key Specifications
| Thread Size | 1/2-20 |
| Diameter | 1/2 Inch |
| Length | 1 Inch |
| Thread Type | Fine |
| Head Style | Hex |
| Drive Type | External Hex |
Description
Description
Cap Screws are proportioned and toleranced to assure full and proper loading when assembled into a tapped hole. Washer face is provided under the head to provide a bearing surface when tightened. It ensures fit-up into tapped holes without counterboring. End is chamfered to aid in inserting into a tapped hole. Made In USA. Cap Screws can be used in tapped holes or with a wide range of nut bolted connections and in the applications for vehicles and structures.
- Proof Load PSI: 85000 / Tensile Strength: 120000Body Diameter: 0.493 - 0.500 Inch
- Diameter: 1/2 Inch
- Diameter Thread Size: 1/2-20
- Finish: Zinc
- Grade: Grade 5
- Head Height Max: 5/16 Inch
- Head Style: 0.019 Inch
- Head Type: Hex
- Item: Cap Screw
- Length: 1 Inch
- Material: Steel
- Measurement: Inch
- Origin: USA
- Proof Load: 85000 psi
- Specification: #21
- Tensile Strength : 25/32 Inch
- Thread Length: 1 Inch
- Thread Type: Fine
- Threads Per Inch: 20
- Type: Full Threaded
- Width Across Corner: 0.840 - 0.866 Inch
Specifications
General
- Finish
- Zinc
- Material
- Steel
- Measurement System
- Inch
- Origin
- USA
- Type
- Full Threaded
Dimensions
- Diameter
- 1/2 Inch
- Length
- 1 Inch
- Thread Size
- 1/2-20
- Thread Type
- Fine
- Threads Per Inch
- 20
- Thread Length
- 1 Inch
- Width Across Corner
- 0.840 – 0.866 Inch
- Head Height
- 5/16 Inch
- Body Diameter
- 0.493 – 0.500 Inch
Features
- Drive Type
- External Hex
- Grade
- Grade 5
- Head Style
- Hex
- Point Type
- Machine Screw
- Tensile Strength
- 120000
- Proof Load
- 85,000 psi
- Proof Load PSI
- 85000
Certifications & Standards
- Standards
- #21
