PG4446-48: CYLINDER SLEEVE AND PISTON ASSEM.
CYLINDER SLEEVE AND PISTON ASSEM. Key specifications include material: STEEL COMP 303S OR STEEL COMP 303SE OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 1.0000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-540-7645, 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 303S OR STEEL COMP 303SE OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | PLAIN BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 1.0000 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 48 |
| hardness_rating | 75.0 ROCKWELL B MINIMUM AND 83.0 ROCKWELL B MAXIMUM OVERALL |
| style_designator | PROTRUDING HUB |
| surface_treatment | PASSIVATE OVERALL |
| face_nominal_width | 0.187 INCHES IN |
| hub_nominal_diameter | 0.375 INCHES FIRST END IN |
| NSN | 3020-00-540-7645 |
| BORE NOMINAL DIAMETER | 0.1873 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 0.375 INCHES FIRST END IN |
| TEETH QUANTITY | 48 |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | PLAIN BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.2190 INCHES FIRST END IN |
| HARDNESS RATING | 75.0 ROCKWELL B MINIMUM AND 83.0 ROCKWELL B MAXIMUM OVERALL |
| STYLE DESIGNATOR | PROTRUDING HUB |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PITCH DIAMETER | 1.0000 INCHES NOMINAL IN |