This low profile, Aluminum AN internal NPT Hex inset Plug is used on aerospace hydraulic systems
| Type | Aerospace Aluminum Hydraulic Fittings |
| Style | AN"ternal NPT Hex"set Plug |
| Size | 3/8" |
| Material | Aluminum |
| Color | Blue |
| Inner Hex Size | 5/16" |
| SAE Specification | AS4864D04 |
| MS Specification | MS27769-4D |
| AN Specification | AN932-4D |
| Series | MS27769 |
