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): 1"
- Thread Pitch: 8
- Diameter (Dimension): 1"
- Diameter (Minimum): 0.990"
- Diameter (Maximum): 1.000"
- Length (Nominal): 4-1/2"
- Thread Length (Nominal): 2.25"
- Across Flats (Basic): 1-1/2"
- Across Flats (Minimum): 1.469"
- Across Flats (Maximum): 1.500"
- Head Height, Overall: 39/64"
- Head Height, Overall (Minimum): 0.591"
- Head Height, Overall (Maximum): 0.627"
- 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
Brand Aspen Fasteners
Coating Color Clear
Point Chamfered Point
Product Class Externally Threaded Fasteners
Length (Nominal) 4-1/2"
Drive Style External Hex Drive
Across Flats (Maximum) 1.500"
Pitch UNC Coarse Thread
POS BO016-18X412-000030
Material Steel
Diameter (Maximum) 1.000"
Head Style Hex Head
cad_3d_file_url https||//3d.aspenfasteners.com/assets/obj/BO016-18X412.zip
Coating Zinc Plated
Head Markings Three radial lines 120 degrees apart and manufacturer ID
Head Style Detail Washer Face
Standards and Specifications ASME B18.2.1 and SAE J429
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO016-18X412
Thread Pitch 8
Thread Direction Right-Hand Thread
Diameter (Dimension) 1"
Thread Length (Nominal) 2.25"
Diameter (Minimum) 0.990"
Diameter (Nominal) 1"
Head Height, Overall (Maximum) 0.627"
Head Height, Overall (Minimum) 0.591"
System of Measurement Inch
Head Height, Overall 39/64"
Origin Made in U.S.A.
Across Flats (Minimum) 1.469"
Material Grade Grade 5
Order Machine Thread Fasteners
Category Cap Screws
Across Flats (Basic) 1-1/2"
