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): 7/8"
- Thread Pitch: 9
- Diameter (Dimension): 0.875"
- Diameter (Minimum): 0.866"
- Diameter (Maximum): 0.875"
- Length (Nominal): 4-3/4"
- Thread Length (Nominal): 2"
- Across Flats (Basic): 1-5/16"
- Across Flats (Minimum): 1.285"
- Across Flats (Maximum): 1.312"
- Head Height, Overall: 35/64"
- Head Height, Overall (Minimum): 0.531"
- Head Height, Overall (Maximum): 0.563"
- 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
Standards and Specifications ASME B18.2.1 and SAE J429
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO016-789X434
Drive Style External Hex Drive
Diameter (Nominal) 7/8"
Head Height, Overall (Maximum) 0.563"
Coating Zinc Plated
Brand Aspen Fasteners
Length (Nominal) 4-3/4"
Head Height, Overall (Minimum) 0.531"
Material Grade Grade 5
Diameter (Minimum) 0.866"
Across Flats (Minimum) 1.285"
Head Style Hex Head
Thread Length (Nominal) 2"
Across Flats (Maximum) 1.312"
Diameter (Dimension) 0.875"
Order Machine Thread Fasteners
Head Markings Three radial lines 120 degrees apart and manufacturer ID
Material Steel
Diameter (Maximum) 0.875"
System of Measurement Inch
Origin Made in U.S.A.
Head Style Detail Washer Face
Coating Color Clear
Point Chamfered Point
Across Flats (Basic) 1-5/16"
cad_3d_file_url https||//3d.aspenfasteners.com/assets/obj/BO016-789X434.zip
Head Height, Overall 35/64"
Thread Direction Right-Hand Thread
Pitch UNC Coarse Thread
Product Class Externally Threaded Fasteners
Thread Pitch 9
Category Cap Screws
POS BO016-789X434-000035
