Sewing Light Bulb (Bayonet) — Fits Singer 201-2, Singer 99K, Singer Featherweight 221, Singer Featherweight 222K

light4 machines

Specs: Push-in bayonet bulb, 15W/120V (or LED retrofit)
LED retrofits run cool — recommended for bakelite housings.

Machines this part fits

MachineYearsWhere to buy
Singer 201-2 1935-1961 eBayAmazonAliExpress
Singer 99K 1922-1958 eBayAmazonAliExpress
Singer Featherweight 221 1933-1964 eBayAmazonAliExpress
Singer Featherweight 222K 1953-1961 eBayAmazonAliExpress

Buying channels: we link to all major sources so you can compare — eBay for used/NOS parts, Amazon for fast shipping, AliExpress for factory-direct prices. Links may be affiliate links; they cost you nothing extra.