The WASHER,FLAT is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, grip_length: 2.000 INCHES NOMINAL IN, head_height: 0.515 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 1.375 INCHES MAXIMUM IN, fastener_length: 3.375 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-1726, 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 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL |
| head_style | HEXAGON |
| grip_length | 2.000 INCHES NOMINAL IN |
| head_height | 0.515 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN |
| thread_class | 3A A |
| thread_length | 1.375 INCHES MAXIMUM IN |
| fastener_length | 3.375 INCHES NOMINAL IN |
| hardness_rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| features_provided | FINISHED HEAD |
| surface_treatment | CADMIUM OVERALL |
| width_between_flats | 1.428 INCHES MINIMUM AND 1.441 INCHES MAXIMUM IN |
| NSN | 5310-00-167-1726 |
| HOLE DIAMETER | 0.390 INCHES NOMINAL IN |
| PERIPHERAL SHAPE STYLE | ROUND |
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| NONDEFINITIVE SPEC/STD DATA | A TYPE AND 2 GRADE AND D CLASS |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| THICKNESS | 0.063 INCHES NOMINAL IN |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| CENTER HOLE SHAPE STYLE | ROUND |
| OVERALL DIAMETER | 0.625 INCHES NOMINAL IN |