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Watch Case Part Assortments

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                                              JBC Legacy Watch Parts Database

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                                              MS-JA206

                                              MS-JA206

                                              Mainspring 2.80-.19-540 17, T-End - MS-JA206

                                              $24.85

                                              Hamilton Mainspring
                                              • Width : 2.85mm
                                              • Strength : .190mm
                                              • Length : 21.25 in.
                                              • End Type : TEE - T End
                                              • Size : 16/S
                                              • Factory Number : 718042, 317

                                              Specifications

                                              Historical items
                                              BC0109180
                                              Interchange items
                                              BC0109180, JA-206, and JA206
                                              Weight
                                              0.1 oz

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