52-90F 4IN: VALVE,VENT-CHECK.
The VALVE,VENT-CHECK is a the manufacturer industrial component. Key specifications include valve_size: 4.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: STRAIGHT THRU FLANGED ENDS, mounting_position: VERTICAL, flange_face_design: PLAIN ALL ENDS. This part is cataloged in the U.S.
Government catalog under NSN 4820-01-426-0293, 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.
| valve_size | 4.000 INCHES IN |
| flange_shape | ROUND WITH HOLES ALL ENDS |
| connection_type | FLANGE ALL ENDS |
| style_designator | STRAIGHT THRU FLANGED ENDS |
| mounting_position | VERTICAL |
| flange_face_design | PLAIN ALL ENDS |
| face_to_face_distance | 11.000 INCHES IN |
| valve_operation_method | AUTOMATIC |
| end_item_identification | PIPING SYSTEM ON THE STRATEGIC SEALIFT CONVERSION SHIPS CLASS |
| nominal_outside_diameter | 9.000 INCHES ALL ENDS IN |
| bolt_circle_nominal_diameter | 6.250 INCHES ALL ENDS IN |
| NSN | 4820-01-426-0293 |
| FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| FLANGE FACE DESIGN | PLAIN ALL ENDS |
| BOLT CIRCLE NOMINAL DIAMETER | 6.250 INCHES ALL ENDS IN |
| MOUNTING POSITION | VERTICAL |
| CONNECTION TYPE | FLANGE ALL ENDS |
| STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
| VALVE SIZE | 4.000 INCHES IN |
| NOMINAL OUTSIDE DIAMETER | 9.000 INCHES ALL ENDS IN |
| FACE TO FACE DISTANCE | 11.000 INCHES IN |
| END ITEM IDENTIFICATION | PIPING SYSTEM ON THE STRATEGIC SEALIFT CONVERSION SHIPS CLASS |