Product Description
- Hex cap screws are manufactured to tighter tolerances as compared to hex bolts.
- The heads of grade 8 steel fasteners are typically marked with 6 raised radial lines.
- The washer face under the head provides a precision bearing surface.
- Grade 8 steel fasteners have a minimum tensile strength of 150,000 pounds per square inch.
- The chamfered point improves engagement with a nut or pre-tapped hole.
- Diameter (Nominal): 3/8"
- Thread Pitch: 16
- Diameter (Dimension): 0.375"
- Diameter (Minimum): 0.369"
- Diameter (Maximum): 0.375"
- Length (Nominal): 5-1/4"
- Thread Length (Nominal): 1"
- Across Flats (Basic): 9/16"
- Across Flats (Minimum): 0.551"
- Across Flats (Maximum): 0.562"
- Head Height, Overall: 0.2344"
- Head Height, Overall (Minimum): 0.226"
- Head Height, Overall (Maximum): 0.243"
- Category: Cap Screws
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Head Style: Hex Head
- Head Style Detail: Washer Face
- Head Markings: Six radial lines 60 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 8
- Coating: Zinc Plated
- Coating Color: Yellow
- Origin: Made in U.S.A.
- Standards and Specifications: ASME B18.2.1 and SAE J429
Product Videos
Custom Field
Diameter (Nominal) 3/8"
Material Grade Grade 8
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Thread Direction Right-Hand Thread
Head Height, Overall (Maximum) 0.243"
System of Measurement Inch
Diameter (Maximum) 0.375"
Coating Zinc Plated
Across Flats (Basic) 9/16"
Head Style Detail Washer Face
Material Steel
Thread Length (Nominal) 1"
Coating Color Yellow
Diameter (Minimum) 0.369"
Origin Made in U.S.A.
Pitch UNC Coarse Thread
Diameter (Dimension) 0.375"
Head Height, Overall 0.2344"
Category Cap Screws
Thread Pitch 16
POS BO020-3816X514-000200
Point Chamfered Point
Across Flats (Minimum) 0.551"
Standards and Specifications ASME B18.2.1 and SAE J429
Head Style Hex Head
Across Flats (Maximum) 0.562"
Length (Nominal) 5-1/4"
Brand Aspen Fasteners
Head Height, Overall (Minimum) 0.226"
Product Class Externally Threaded Fasteners
Order Machine Thread Fasteners
Head Markings Six radial lines 60 degrees apart and manufacturer ID
Drive Style External Hex Drive
