The SEMICONDUCTOR DEVICE,DIODE is a Hama industrial component. Key specifications include material: STEEL SEAL, seal_type: LABYRINTH, block_type: FIXED, head_style: OVAL COUNTERSUNK, base_length: 4.2500 INCHES NOMINAL IN, thread_class: 2A A. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-013-4131, 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 SEAL |
| seal_type | LABYRINTH |
| block_type | FIXED |
| head_style | OVAL COUNTERSUNK |
| base_length | 4.2500 INCHES NOMINAL IN |
| thread_class | 2A A |
| bore_diameter | 0.9375 INCHES NOMINAL IN |
| core_diameter | 0.625 INCHES NOMINAL IN |
| head_diameter | 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| housing_width | 7.7500 INCHES NOMINAL IN |
| seal_location | BOTH ENDS |
| thread_length | 0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| NSN | 5305-00-013-4131 |
| THREAD CLASS | 2A A |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES |
| THREAD QUANTITY PER INCH | 40 |
| NOMINAL THREAD DIAMETER | 0.112 INCHES IN |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE |
| THREAD DIRECTION | RIGHT-HAND |
| SCREW SURFACE TREATMENT | CADMIUM OR ZINC |
| FASTENER LENGTH | 0.375 INCHES NOMINAL IN |
| HEAD DIAMETER | 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |