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): 1-1/2"
- Thread Pitch: 6
- Diameter (Dimension): 1.5"
- Diameter (Minimum): 1.488"
- Diameter (Maximum): 1.500"
- Length (Nominal): 3-1/2"
- 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: 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
Across Flats (Maximum) 2.250"
Head Height, Overall 15/16"
Diameter (Maximum) 1.500"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO016-1126X312
Coating Zinc Plated
Head Height, Overall (Maximum) 0.974"
Head Height, Overall (Minimum) 0.902"
Diameter (Minimum) 1.488"
Thread Direction Right-Hand Thread
Thread Length (Nominal) 3.25"
Length (Nominal) 3-1/2"
Thread Pitch 6
POS BO016-1126X312-000004,BO016-1126X312-000008
Diameter (Dimension) 1.5"
Brand Aspen Fasteners
Category Cap Screws
Drive Style External Hex Drive
System of Measurement Inch
Point Chamfered Point
Standards and Specifications ASME B18.2.1 and SAE J429
Pitch UNC Coarse Thread
Head Markings Three radial lines 120 degrees apart and manufacturer ID
Across Flats (Minimum) 2.175"
Material Steel
Across Flats (Basic) 2-1/4"
Material Grade Grade 5
cad_3d_file_url https||//3d.aspenfasteners.com/assets/obj/BO016-1126X312.zip
Product Class Externally Threaded Fasteners
Head Style Hex Head
Origin Made in U.S.A.
Order Machine Thread Fasteners
Coating Color Clear
Head Style Detail Washer Face
Diameter (Nominal) 1-1/2"