Ricoh SR3130 SR3140 SR3160 SR3170 SR5020 Staple Cartridge, 5000 Staples/Ctg, Type T (415009) Ricoh SR3130 SR3140 SR3160 SR3170 SR5020 Staple Cartridge (5 000 Staples/Ctg) (Type T) OEM Misc. 5000 Easy Installation