The 51399A is a the manufacturer industrial component. Key specifications include material: STEEL, design_type: NONREUSABLE, usage_design: EXTERNAL, body_diameter: 1.625 INCHES NOMINAL IN, flow_direction: OUTSIDE IN, inside_diameter: 4.250 INCHES MINIMUM AND 4.252 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-356-3483, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL |
| design_type | NONREUSABLE |
| usage_design | EXTERNAL |
| body_diameter | 1.625 INCHES NOMINAL IN |
| flow_direction | OUTSIDE IN |
| inside_diameter | 4.250 INCHES MINIMUM AND 4.252 INCHES MAXIMUM IN |
| major_thickness | 0.010 INCHES NOMINAL IN |
| outside_diameter | 6.240 INCHES MINIMUM AND 6.260 INCHES MAXIMUM IN |
| special_features | 3FT X 4FT; BLANK FLAG IN ACCORDANCE WITH MIL-F-2692 AND DRAWING 5-1-399 FT |
| style_designator | CYLINDRICAL W/OUT CONTAINER |
| overall_thickness | 0.140 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| body_overall_length | 3.437 INCHES NOMINAL IN |
| NSN | 5815-00-356-3483 |