This fits your .
Staple up to 5,000 times without reloading. Easy-to-insert staple cartridge provides the most efficient stapling. Staples have sharp chisel points. Use with select staplers only. Staple Type: Cartridge; For Use With: Swingline® 690e, 520e, 5000 Series, 790, Zephyr, Electric Saddle Stapler; Leg Length: 1/4"; Sheet Capacity: 30.
Swingline 50050 - Staple Cartridge 30-Sheet Capacity 5 000/Roll 2 Packs - B013F3AWEC