91251A890: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT FILLISTER, head_diameter: 1.312 INCHES NOMINAL IN, thread_length: 2.250 INCHES MINIMUM AND 3.687 INCHES MAXIMUM IN, fastener_length: 4.500 INCHES NOMINAL IN, hardness_rating: 37.0 ROCKWELL C MINIMUM OVERALL. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-584-6504, 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 OVERALL |
| head_style | FLAT FILLISTER |
| head_diameter | 1.312 INCHES NOMINAL IN |
| thread_length | 2.250 INCHES MINIMUM AND 3.687 INCHES MAXIMUM IN |
| fastener_length | 4.500 INCHES NOMINAL IN |
| hardness_rating | 37.0 ROCKWELL C MINIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| surface_treatment | OXIDE OVERALL |
| internal_drive_style | HEXAGON |
| end_item_identification | 4930-01-517-6939 TANK UNIT,FUEL DISPENSING,TRUCK MOUNTING, TACTICAL POL DISTRIBUTION EQUIPMENT,TANK RACK |
| minimum_tensile_strength | 170000 POUNDS PER SQUARE INCH LBS |
| thread_quantity_per_inch | 9 |
| NSN | 5305-01-584-6504 |
| FASTENER LENGTH | 4.500 INCHES NOMINAL IN |
| THREAD LENGTH | 2.250 INCHES MINIMUM AND 3.687 INCHES MAXIMUM IN |
| HARDNESS RATING | 37.0 ROCKWELL C MINIMUM OVERALL |
| HEAD STYLE | FLAT FILLISTER |
| THREAD DIRECTION | RIGHT-HAND |
| COLOR | BLACK OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |
| MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH LBS |
| INTERNAL DRIVE STYLE | HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BLACK-OXIDE ALLOY STEEL SOCKET HEAD CAP SCREW |
No substitute or cross-reference records for this part.