Briggs & Stratton 593490 Regulator Genuine Original Equipment Manufacturer (OEM) Part
Genuine, OEM Briggs & Stratton Replacement Part Briggs & Stratton replacement regulator, part number 593490 Compatible with: 409777-0001-01, 40N777-0004-B1, 40N777-0005-B1, 40N777-0007-B1, 40N777-0017-B1, 40N877-0006-G1, 40N877-0008-B1, 40N877-0014-B1, 40N877-0016-G1, 40N877-0023-B1, 40N877-0032-B1, 40N877-0037-B1, 40N877-0040-B1, 40N877-0049-B1, 40R577-0003-H1, 40R577-0006-H1, 40R577-0007-H1, 40R577-0008-H1, 40R577-0010-H1, 40R577-0013-H1, 40R577-0015-H1, 40R677-0003-B1, 40R677-0007-B1, 40R677-0014-B1, 40R777-0003-B1, 40R777-0004-B1, 40R777-0009-B1, 40R777-0014-B1, 40R777-0020-G1, 40R877-0005-B1, 40R
This is an O.E.M. part
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MAIN
HZ 12 Volt Voltage Regulator 845907 394890 393374 691185 
https://www.amazon.com/vdp/0242cc589b5f4c3ab2d114bfa81bbe59?ref=dp_vse_rvc_0
Briggs & Stratton
{"Product Dimensions": "0.39 x 0.39 x 0.39 inches", "Item Weight": "5.5 ounces", "Manufacturer": "Briggs & Stratton", "Item model number": "593490", "Date First Available": "May 29, 2017"}