Light Bulb 120V 10W, Singer #416126901 : Sewing Parts Online
Amazon.com: ID: 2PCW. 2 New Generic Clear Push-in Sewing Machine Light Bulbs, 120V-15W, Compatible with, not Manufactured by Singer. Will fit Singer Featherweights 221/222, Plus Many Others.
5PCS Light Bulbs for Singer Home Sewing Machine 15W 220 Volts Push In Type | eBay
Amazon.com: LED Light Bulb for The Singer Featherweight
Replacement Light - Fits Singer Models 15, 15-91, 15-90, 27, 28, 66 – Central Michigan Sewing Supplies Inc.
Amazon.com: ID: 2SCW. 2 New Generic Screw-in Clear Sewing Machine Light Bulbs, 120V, 15W, Compatible with, not Manufactured by Singer. Will fit Models: 99, 1200-1, 185, 201, 201-2, 223+, Plus Others as Below