3/8 RD X 3/16 X .140 ID
| Part | Type | Threaded/Unthreaded | Diameter - Inside [diameter] | Diameter - Inside [diameter] | Between Board Height | Between Board Height | Between Board Height | Length - Overall [x] | Length - Overall [x] | Material | Gender | Diameter - Outside [diameter] | Diameter - Outside [diameter] | Diameter - Outside [diameter] | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RAF Electronic Hardware  | Round Spacer  | Unthreaded  | 0.14 in  | 3.56 mm  | 0.188 "  | 4.78 mm  | 0.1875 "  | 0.188 in  | 4.76 mm  | Nylon  | Female  | 0.375 in  | 0.375 in  | 9.53 mm  |