The RING,PISTON is a the manufacturer industrial component. Key specifications include head_style: COUNTERSUNK W/ REVERSE CHAMFER, hole_depth: 0.187 INCHES NOMINAL IN, ring_style: CONCENTRIC, head_height: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN, joint_style: VERTICAL JOINT, shank_style: TUBULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5320-00-528-2751, 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.
| head_style | COUNTERSUNK W/ REVERSE CHAMFER |
| hole_depth | 0.187 INCHES NOMINAL IN |
| ring_style | CONCENTRIC |
| head_height | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN |
| joint_style | VERTICAL JOINT |
| shank_style | TUBULAR |
| hole_diameter | 0.126 INCHES MINIMUM IN |
| overall_width | 0.1240 INCHES NOMINAL IN |
| shank_diameter | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| fastener_length | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| special_features | HOLE TAPERED 0.105 TO 0.111 IN. MIN TO 0.126 TO 0.132 IN. MAX IN |
| countersink_angle | 152.0 DEGREES NOMINAL |
| NSN | 5320-00-528-2751 |
| HEAD STYLE | COUNTERSUNK W/ REVERSE CHAMFER |
| SHANK DIAMETER | 0.188 INCHES NOMINAL IN |
| SHANK STYLE | TUBULAR |
| HEAD HEIGHT | 0.062 INCHES NOMINAL IN |
| COUNTERSINK ANGLE | 152.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.500 INCHES NOMINAL IN |
| HEAD MAJOR DIAMETER | 0.500 INCHES NOMINAL IN |
| MATERIAL | COPPER ALLOY OVERALL |
| SPECIAL FEATURES | HOLE TO BE TAPERED 0.129 IN. DIA TO 0.108 IN. DIA 0.187 IN. LG IN |