Color: Yellow Color May Vary: Color and sheen may vary Condition: New Diameter: #4 Drive Style: External Hex Thread Direction: Right Hand Fit: 2B Internal Thread: #4-40 Material: Brass Part Number: 046737863822 Product Type: Cap Nuts Size System: US Size Type: Regular System of Measurement: Inch Thread Direction: Right Hand Thread Pitch: 40 Per Inch Thread Size: #4-40 Thread Standard: UNC Thread Type: Coarse Tolerance (IFI): Actual measurements may vary slightly /- depending on production run within IFI Tolerances Weight: 1 lb Hex nut with a closed end Domed thread to protect external thread Low Crown Most Popular style Easily Removable Aesthetic finished look Also known as an Acorn Nut, Cap Nut, or Dome Nut