132711-1: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, head_style: KNURLED NO. 1, head_height: 0.560 INCHES NOMINAL IN, point_style: FLAT, thread_class: 3A A, head_diameter: 1.380 INCHES NOMINAL IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-00-232-2849, 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 4130 OVERALL |
| head_style | KNURLED NO. 1 |
| head_height | 0.560 INCHES NOMINAL IN |
| point_style | FLAT |
| thread_class | 3A A |
| head_diameter | 1.380 INCHES NOMINAL IN |
| thread_length | 0.309 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 2.380 INCHES NOMINAL IN |
| hardness_rating | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| shoulder_length | 2.000 INCHES NOMINAL FIRST SHOULDER IN |
| special_features | BEARING SURFACE OF HEAD UNDERCUT 0.156 IN. DEEP BY 0.870 IN. DIA. IN |
| NSN | 5305-00-232-2849 |
| HEAD HEIGHT | 0.560 INCHES NOMINAL IN |
| FASTENER LENGTH | 2.380 INCHES NOMINAL IN |
| SHOULDER LENGTH | 2.000 INCHES NOMINAL FIRST SHOULDER IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SHOULDER DIAMETER | 0.342 INCHES MINIMUM AND 0.343 INCHES MAXIMUM FIRST SHOULDER IN |
| THREAD LENGTH | 0.309 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 COND E MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
No substitute or cross-reference records for this part.