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): 1-1/8"
- Thread Pitch: 7
- Diameter (Dimension): 1.125"
- Diameter (Minimum): 1.114"
- Diameter (Maximum): 1.125"
- Length (Nominal): 3-3/4"
- Thread Length (Nominal): 2.5"
- Across Flats (Basic): 1-11/16"
- Across Flats (Minimum): 1.631"
- Across Flats (Maximum): 1.688"
- Head Height, Overall: 11/16"
- Head Height, Overall (Minimum): 0.658"
- Head Height, Overall (Maximum): 0.718"
- 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
Diameter (Minimum) 1.114"
POS BO016-1187X334-000025
Diameter (Dimension) 1.125"
Diameter (Nominal) 1-1/8"
Point Chamfered Point
Head Style Detail Washer Face
Thread Length (Nominal) 2.5"
Brand Aspen Fasteners
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO016-1187X334
Material Steel
Thread Direction Right-Hand Thread
Material Grade Grade 5
Product Class Externally Threaded Fasteners
Head Height, Overall 11/16"
Across Flats (Minimum) 1.631"
Pitch UNC Coarse Thread
Head Style Hex Head
Diameter (Maximum) 1.125"
Thread Pitch 7
Order Machine Thread Fasteners
Head Height, Overall (Minimum) 0.658"
Category Cap Screws
Standards and Specifications ASME B18.2.1 and SAE J429
Drive Style External Hex Drive
Origin Made in U.S.A.
Coating Color Clear
cad_3d_file_url https||//3d.aspenfasteners.com/assets/obj/BO016-1187X334.zip
Coating Zinc Plated
Length (Nominal) 3-3/4"
Across Flats (Basic) 1-11/16"
System of Measurement Inch
Across Flats (Maximum) 1.688"
Head Height, Overall (Maximum) 0.718"
Head Markings Three radial lines 120 degrees apart and manufacturer ID
