PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: STEEL COMP 440A OVERALL A, bore_diameter: 0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, overall_width: 0.3788 INCHES MINIMUM AND 0.3938 INCHES MAXIMUM IN, load_direction: ANGULAR, surface_finish: GROUND, style_designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-016-4961, 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 440A OVERALL A |
| bore_diameter | 0.2498 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| overall_width | 0.3788 INCHES MINIMUM AND 0.3938 INCHES MAXIMUM IN |
| load_direction | ANGULAR |
| surface_finish | GROUND |
| shield_quantity | 2 |
| style_designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| internal_clearance | 0.0008 INCHES MINIMUM RADIAL AND 0.0013 INCHES MAXIMUM RADIAL IN |
| calibration_designator | C |
| overall_outside_diameter | 0.6248 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| retainer_fabrication_method | PRESSED |
| standard_tolerance_designation | ABEC NO.7 |
| NSN | 3110-01-016-4961 |
| MATERIAL | GREASE LUBRICATION |
| STYLE DESIGNATOR | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| STANDARD TOLERANCE DESIGNATION | ABEC NO.7 |
| MATERIAL DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| LOAD DIRECTION | ANGULAR |
| MATERIAL | STEEL COMP 440A OVERALL A |
| SHIELD QUANTITY | 2 |
| RETAINER FABRICATION METHOD | PRESSED |
| SURFACE FINISH | GROUND |
| INTERNAL CLEARANCE | 0.0008 INCHES MINIMUM RADIAL AND 0.0013 INCHES MAXIMUM RADIAL IN |