Product Description
- Also known as a castellated nut. Functionally interchangeable with slotted nuts.
- On castle nuts, the turret end is turned down enabling the lock pin to be wound against the turret.
- Lock the nut to a mated bolt by using a pin or wire threaded through the bolt and slots on the nut.
- Diameter (Nominal): 9/16"
- Thread Pitch: 12
- Diameter (Dimension): 0.5625"
- Thread Length (Nominal): 0.609"
- Across Flats (Basic): 7/8"
- Across Flats (Minimum): 0.861"
- Across Flats (Maximum): 0.875"
- Height (Basic): 39/64"
- Height (Minimum): 0.598"
- Height (Maximum): 0.621"
- Slot Depth (Nominal): 0.191"
- Slot Depth (Minimum): 0.168"
- Slot Depth (Maximum): 0.211"
- Slot Width (Minimum): 0.15"
- Slot Width (Maximum): 0.18"
- Category: Slotted Castle Nuts
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Drive Style: External Hex Drive
- Thread Length: Full Thread
- Thread Direction: Right-Hand Thread
- Material: Steel
- Coating: Zinc Plated
- Coating Color: Clear
- Hardness Rating: Rockwell C32 maximum
- Origin: Origin Undefined
- Standards and Specifications: ANSI B18.2.2 (1970)
Product Videos
Custom Field
Across Flats (Basic) 7/8"
Across Flats (Maximum) 0.875"
Across Flats (Minimum) 0.861"
Brand Aspen Fasteners
Category Slotted Castle Nuts
Coating Zinc Plated
Coating Color Clear
Diameter (Dimension) 0.5625"
Diameter (Nominal) 9/16"
Drive Style External Hex Drive
Hardness Rating Rockwell C32 maximum
Height (Basic) 39/64"
Height (Maximum) 0.621"
Height (Minimum) 0.598"
Material Steel
Order Nuts
Origin Origin Undefined
POS NU020-91612-000250
Product Class Internally Threaded Fasteners
Slot Depth (Maximum) 0.211"
Slot Depth (Minimum) 0.168"
Slot Depth (Nominal) 0.191"
Slot Width (Maximum) 0.18"
Slot Width (Minimum) 0.15"
Standards and Specifications ANSI B18.2.2 (1970)
System of Measurement Inch
Thread Direction Right-Hand Thread
Thread Length Full Thread
Thread Length (Nominal) 0.609"
Thread Pitch 12
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/NU020-91612
