Pfanstiehl 650-SS73 phonograph needle. Replaces: RCA 122057. Used in: RCA 120694, RCA 120695, RCA 128393, RCA RMP-205-2. Speeds: 16, 33, 45 & 78 RPM. Tips: .7 mil synthetic sapphire and 3 mil synthetic sapphire. New old stock. Color black. N571SD 903DS 2915DS AC433 M86XSD 6645D W351 Search my store titles AND descriptions. Enter your needle no., cartridge no., or brand name. E-mail for further help. IF YOU ARE PURCHASING A NEEDLE Model numbers are provided in manufacturer’s references for the cartridge they installed in those models. If the cartridge has been changed by a dealer or user, this needle will not be correct for the model numbers listed, as it is the cartridge that determines what needle is needed. Be sure it looks like your old needle.