Product Description
- Regular square nuts are chamfered on the top side.
- 18-8 stainless steel is functionally interchangeable with type 304 stainless steel.
- Stainless steel significantly improves resistance to tarnishing or corrosion.
- Diameter (Nominal): 5/16"
- Thread Pitch: 18
- Diameter (Dimension): 0.3125"
- Thread Length (Nominal): 0.266"
- Across Flats (Basic): 9/16"
- Across Flats (Minimum): 0.547"
- Across Flats (Maximum): 0.562"
- Height (Basic): 17/64"
- Height (Minimum): 0.249"
- Height (Maximum): 0.283"
- Category: Square Regular Nuts
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Drive Style: External Square Drive
- Thread Length: Full Thread
- Thread Direction: Right-Hand Thread
- Material: Stainless Steel
- Material Grade: 18-8 Stainless Steel
- Coating: Uncoated
Product Videos
Custom Field
Thread Direction Right-Hand Thread
Coating Uncoated
Thread Length (Nominal) 0.266"
Brand Aspen Fasteners
System of Measurement Inch
Order Nuts
Product Class Internally Threaded Fasteners
Diameter (Nominal) 5/16"
Material Grade 18-8 Stainless Steel
Across Flats (Minimum) 0.547"
Height (Maximum) 0.283"
Thread Length Full Thread
Material Stainless Steel
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/ST421-51618
Category Square Regular Nuts
Diameter (Dimension) 0.3125"
Height (Minimum) 0.249"
Across Flats (Basic) 9/16"
Height (Basic) 17/64"
Thread Pitch 18
POS ST421-51618-000200
Across Flats (Maximum) 0.562"
Drive Style External Square Drive
