The RESISTOR,LIQUID COO is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.188 INCHES NOMINAL IN, thread_class: 2A A, hole_diameter: 3.988 INCHES MINIMUM AND 4.018 INCHES MAXIMUM IN, thread_length: 0.750 INCHES MINIMUM IN, surface_finish: 63.0 MICROINCHES THREADS. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-021-5912, 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 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL |
| head_style | HEXAGON |
| head_height | 0.188 INCHES NOMINAL IN |
| thread_class | 2A A |
| hole_diameter | 3.988 INCHES MINIMUM AND 4.018 INCHES MAXIMUM IN |
| thread_length | 0.750 INCHES MINIMUM IN |
| surface_finish | 63.0 MICROINCHES THREADS |
| fastener_length | 0.750 INCHES NOMINAL IN |
| hardness_rating | 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM |
| outside_diameter | 4.812 INCHES MINIMUM AND 4.857 INCHES MAXIMUM IN |
| style_designator | KEY |
| thread_direction | RIGHT-HAND |
| NSN | 5305-00-021-5912 |
| THREAD LENGTH | 0.750 INCHES MINIMUM IN |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 1 STYLE AND 2 GRADE |
| MATERIAL | STEEL OVERALL |
| THREAD SERIES DESIGNATOR | UNF |
| SURFACE FINISH | 63.0 MICROINCHES THREADS |
| HARDNESS RATING | 23.0 ROCKWELL B MINIMUM AND 80.0 ROCKWELL B MAXIMUM OVERALL |
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY HEAD HEIGHT |
| SURFACE FINISH | 125.0 MICROINCHES BEARING SURFACE OF HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 74000 POUNDS PER SQUARE INCH LBS |