The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 0.5555 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-019-1857, 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 303 OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | PLAIN BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 0.5555 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 40 |
| style_designator | PROTRUDING HUB |
| face_nominal_width | 0.125 INCHES IN |
| hub_nominal_diameter | 0.375 INCHES FIRST END IN |
| hub_style_designator | PINNED FIRST END |
| bore_nominal_diameter | 0.1873 INCHES BOTH ENDS IN |
| NSN | 5306-00-019-1857 |
| WIDTH BETWEEN FLATS | 0.906 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN |
| MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH LBS |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| FEATURES PROVIDED | UNFINISHED HEAD |
| THREAD CLASS | 2A A |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 GRADE |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL | STEEL OVERALL |
| HARDNESS RATING | 95.0 ROCKWELL B NOMINAL OVERALL |
| THREAD LENGTH | 1.500 INCHES MINIMUM IN |