131-188: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, nut_height: 1.016 INCHES MINIMUM AND 1.078 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, thread_series: UNJS. This part is cataloged in the U.S.
Government catalog under NSN 5305-00-504-4518, 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 | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| nut_style | HEXAGON |
| nut_height | 1.016 INCHES MINIMUM AND 1.078 INCHES MAXIMUM IN |
| temp_rating | 250.0 FAHRENHEIT MAXIMUM DEGF |
| thread_class | 3B |
| thread_series | UNJS |
| locking_feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| thread_direction | RIGHT-HAND |
| width_across_flats | 1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN |
| nominal_thread_size | 1.000 INCHES IN |
| bearing_surface_type | CHAMFERED |
| thread_quantity_per_inch | 14 |
| NSN | 5305-00-504-4518 |
| HEAD HEIGHT | 0.359 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.609 INCHES NOMINAL IN |
| THREAD LENGTH | 0.250 INCHES MINIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | KNURLED NO. 2 |
| THREAD DIRECTION | RIGHT-HAND |
| POINT STYLE | FLAT |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A A |
No substitute or cross-reference records for this part.