257655: NUT,PLAIN,ROUND.
The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, nut_diameter: 4.500 INCHES NOMINAL IN, nut_thickness: 3.500 INCHES NOMINAL IN, counterbore_diameter: 3.635 INCHES NOMINAL FIRST END IN, end_item_identification: VALUE ANL 8.0:WSD;NIMITZ CLASS CVN, material_document_and_classification: AISI 416 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-003-9468, 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 COMP 416 OVERALL |
| nut_diameter | 4.500 INCHES NOMINAL IN |
| nut_thickness | 3.500 INCHES NOMINAL IN |
| counterbore_diameter | 3.635 INCHES NOMINAL FIRST END IN |
| end_item_identification | VALUE ANL 8.0:WSD;NIMITZ CLASS CVN |
| material_document_and_classification | AISI 416 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| part_name_assigned_by_controlling_agency | NAVY SPECIAL PROJECT |
| NSN | 5310-01-003-9468 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| STYLE DESIGNATOR | RECESSED |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 5085 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| OUTSIDE DIAMETER | 0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| MATERIAL THICKNESS | 0.057 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN |
| RECESS DIAMETER | 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| SURFACE TREATMENT | CADMIUM OVERALL |
| MATERIAL | STEEL COMP 4130 OR STEEL COMP 1050 OVERALL |
| HOLE DIAMETER | 0.191 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN |