3/8 RD X 1/2 X .218 ID
| Part | Type | Threaded/Unthreaded | Material | Diameter - Inside [diameter] | Diameter - Inside [diameter] | Length - Overall | Length - Overall | Length - Overall | Plating | Diameter - Outside [diameter] | Diameter - Outside [diameter] | Diameter - Outside [diameter] | Gender | Between Board Height | Between Board Height | Between Board Height | Color | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RAF Electronic Hardware  | Round Spacer  | Unthreaded  | Brass  | 0.218 in  | 5.54 mm  | 0.5 in  | 0.5 in  | 12.7 mm  | Chromate  Zinc  | 0.375 in  | 0.375 in  | 9.53 mm  | Female  | 0.5 in  | 12.7 mm  | 0.5 in  | Clear  |