The blue whale is the largest mammal on the planet.<br><br>The blue whale is the largest mammal on the planet. Its tongue alone weighs as much as an elephant, and when it opens its mouth, up to 90 tonnes of water can fit into it. It also has the biggest heart in the world, weighing 180 kg and making it about as large and heavy as a gorilla.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-061-0109, indicating validated use in U.S. government and defense logistics supply chains.
| material | COPPER ALLOY 910 |
| special_features | USED ON 4320-01-255-9590 CENTRIFUGAL PUMP |
| body_inside_diameter | 3.514 INCHES NOMINAL IN |
| body_outside_diameter | 4.000 INCHES NOMINAL IN |
| end_item_identification | STRATEGIC SEALIFT CONVERSION SHIPS CLASS |
| material_document_and_classification | ASTM B505,C91000 ASSN STD SINGLE MATERIAL RESPONSE |
| NSN | 5306-00-061-0109 |
| RIB MINOR DIAMETER | 0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.062 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.188 INCHES MINIMUM AND 1.204 INCHES MAXIMUM IN |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| HEAD HEIGHT | 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| THREAD CLASS | 2A A |
| RIB QUANTITY | 35 |
| THREAD LENGTH | 0.750 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN |
| HEAD STYLE | FLAT CHAMFER |
| RIB MAJOR DIAMETER | 0.550 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN |