556-6985454: ROD,PISTON,HYDRAULIC ACCUMULATOR.
ROD,PISTON,HYDRAULIC ACCUMULATOR. Key specifications include material: STEEL CORROSION RESISTING, overall_length: 4.060 INCHES NOMINAL IN, outside_diameter: 13.467 INCHES MINIMUM AND 13.470 INCHES MAXIMUM IN, overall_diameter: 3.245 INCHES MINIMUM AND 3.247 INCHES MAXIMUM IN, special_features: PISTON HAS 8 MOUNTING HOLES 1.25 IN DEPTH, .500-13UNC-2B WITH 45 DEG SEPARATION. IN, end_item_identification: ACCUMULATOR ASSEMBLY; LOS ANGLES SSN 688 SUBMARINE..
This part is cataloged in the U.S. Government catalog under NSN 3040-01-500-7984, 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 CORROSION RESISTING |
| overall_length | 4.060 INCHES NOMINAL IN |
| outside_diameter | 13.467 INCHES MINIMUM AND 13.470 INCHES MAXIMUM IN |
| overall_diameter | 3.245 INCHES MINIMUM AND 3.247 INCHES MAXIMUM IN |
| special_features | PISTON HAS 8 MOUNTING HOLES 1.25 IN DEPTH, .500-13UNC-2B WITH 45 DEG SEPARATION. IN |
| ring_groove_quantity | 2 |
| end_item_identification | ACCUMULATOR ASSEMBLY; LOS ANGLES SSN 688 SUBMARINE. |
| part_name_assigned_by_controlling_agency | PISTON, ACCUMULATOR |
| NSN | 3040-01-500-7984 |
| OVERALL DIAMETER | 2.746 INCHES MINIMUM AND 2.748 INCHES MAXIMUM IN |
| OVERALL LENGTH | 43.560 INCHES NOMINAL IN |
| SPECIAL FEATURES | PISTON ROD IS HOLLOW WITH A 1.25 INCH INSIDE DIAMETER.BOTH ENDS HAVE A CROSS SECTION THRU HOLE. SHOULDERED ROD ATTACHES TO THE ACCUMULATOR PISTON. IN |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | TAILROD,PISTON |
| END ITEM IDENTIFICATION | ACCUMULATOR ASSEMBLY; WS: SEAWOLF CLASS SUBMARINE. |
| MATERIAL | STEEL CORROSION RESISTING |