Product Description
- Hex cap screws are manufactured to tighter tolerances as compared to hex bolts.
- The heads of grade 5 steel fasteners are typically marked with 3 raised radial lines.
- The washer face under the head provides a precision bearing surface.
- Grade 5 steel fasteners have a minimum tensile strength of 105,000 pounds per square inch.
- The chamfered point improves engagement with a nut or pre-tapped hole.
- Diameter (Nominal): 5/8"
- Thread Pitch: 11
- Diameter (Dimension): 0.625"
- Diameter (Minimum): 0.617"
- Diameter (Maximum): 0.625"
- Length (Nominal): 6-1/2"
- Thread Length (Nominal): 1.75"
- Across Flats (Basic): 15/16"
- Across Flats (Minimum): 0.922"
- Across Flats (Maximum): 0.938"
- Head Height, Overall: 25/64"
- Head Height, Overall (Minimum): 0.378"
- Head Height, Overall (Maximum): 0.403"
- Category: Cap Screws
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Head Style: Hex Head
- Head Style Detail: Washer Face
- Head Markings: Three radial lines 120 degrees apart and manufacturer ID
- Drive Style: External Hex Drive
- Pitch: UNC Coarse Thread
- Thread Direction: Right-Hand Thread
- Point: Chamfered Point
- Material: Steel
- Material Grade: Grade 5
- Coating: Zinc Plated
- Coating Color: Clear
- Origin: Made in U.S.A.
- Standards and Specifications: ASME B18.2.1 and SAE J429
Product Videos
Custom Field
Head Height, Overall (Minimum) 0.378"
Length (Nominal) 6-1/2"
Thread Pitch 11
Product Class Externally Threaded Fasteners
Head Style Hex Head
Brand Aspen Fasteners
System of Measurement Inch
POS BO016-5811X612-000060
Origin Made in U.S.A.
Across Flats (Minimum) 0.922"
Diameter (Dimension) 0.625"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO016-5811X612
Across Flats (Basic) 15/16"
Head Markings Three radial lines 120 degrees apart and manufacturer ID
Point Chamfered Point
Thread Length (Nominal) 1.75"
Diameter (Maximum) 0.625"
Head Style Detail Washer Face
Diameter (Nominal) 5/8"
Order Machine Thread Fasteners
Category Cap Screws
Coating Zinc Plated
Drive Style External Hex Drive
Coating Color Clear
cad_3d_file_url https||//3d.aspenfasteners.com/assets/obj/BO016-5811X612.zip
Material Grade Grade 5
Head Height, Overall (Maximum) 0.403"
Pitch UNC Coarse Thread
Standards and Specifications ASME B18.2.1 and SAE J429
Thread Direction Right-Hand Thread
Diameter (Minimum) 0.617"
Across Flats (Maximum) 0.938"
Material Steel
Head Height, Overall 25/64"
