This SAE Aerospace Recommended Practice (ARP) lists wrenching surface sizes and tolerances for fluid fittings which utilize machined or unmachined hex bar dimensions and machined or forged wrenching surfaces across the center body section of shape fittings. See Table 1 .
| SAE International | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | ARP1201B |
| Product Name | Hexagon Bar, Machined Flat and Forged Wrenching Flat Sizes for Fluid Fittings |
