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): 1-1/2"
- Thread Pitch: 6
- Diameter (Dimension): 1.5"
- Diameter (Minimum): 1.488"
- Diameter (Maximum): 1.500"
- Length (Nominal): 4"
- Thread Length (Nominal): 3.25"
- Across Flats (Basic): 2-1/4"
- Across Flats (Minimum): 2.175"
- Across Flats (Maximum): 2.250"
- Head Height, Overall: 15/16"
- Head Height, Overall (Minimum): 0.902"
- Head Height, Overall (Maximum): 0.974"
- 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
Head Height, Overall (Minimum) 0.902"
Coating Zinc Plated
Drive Style External Hex Drive
Across Flats (Basic) 2-1/4"
Category Cap Screws
Point Chamfered Point
Across Flats (Minimum) 2.175"
Thread Pitch 6
Diameter (Minimum) 1.488"
Diameter (Nominal) 1-1/2"
POS BO020-1126X4-000004,BO020-1126X4-000008
Head Markings Six radial lines 60 degrees apart and manufacturer ID
Thread Length (Nominal) 3.25"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO020-1126X4
Pitch UNC Coarse Thread
Head Style Detail Washer Face
Diameter (Maximum) 1.500"
Head Height, Overall 15/16"
Length (Nominal) 4"
Standards and Specifications ASME B18.2.1 and SAE J429
Across Flats (Maximum) 2.250"
Material Steel
Product Class Externally Threaded Fasteners
Origin Made in U.S.A.
Brand Aspen Fasteners
cad_3d_file_url https||//3d.aspenfasteners.com/assets/obj/BO020-1126X4.zip
Head Height, Overall (Maximum) 0.974"
System of Measurement Inch
Material Grade Grade 8
Thread Direction Right-Hand Thread
Coating Color Yellow
Head Style Hex Head
Order Machine Thread Fasteners
Diameter (Dimension) 1.5"
