Cartridges for Okidata ML321
4 cartridges and supplies listed for this printer. Compatibility guaranteed — wrong fit ships back free.
Original Okidata supplies (2)

Porelon
Porelon Black Print Ribbon, 11507, for Okidata ML120
Original Porelon ribbon supply. Brand: Porelon Manufacturer part number: 11507 UPC: 010736115077 Country of origin: US TAA compliant — suitable for government and many school purchases Fits these Okidata printers: ML120, ML172, ML180, ML182, ML183, ML184, ML186, ML192, ML193, ML320, ML320TN, ML321, ML321TN.
$12.25
In stock · ships in 1–2 days
Free shipping over $99

Okidata
Okidata Black Print Ribbon, 52102001, for Okidata ML120
Original Okidata ribbon supply. Yield: approximately 3 million characters Brand: Okidata Manufacturer part number: 52102001 UPC: 051851040059 Fits these Okidata printers: ML120, ML172, ML180, ML182, ML183, ML184, ML186, ML192, ML193, ML320, ML320TN, ML321, ML321TN.
$15.50
In stock · ships in 1–2 days
Free shipping over $99
Compatible alternatives (2)

CI Inks
CI Inks Compatible Black Matrix Ribbon, for Okidata ML120
A CI Inks alternative to the original Okidata supply, covered by the InkyToners compatibility guarantee. Brand: CI Inks Manufacturer part number: CIM5111 UPC: 708562050852 Fits these Okidata printers: ML120, ML172, ML180, ML182, ML183, ML184, ML186, ML192, ML193, ML320, ML320TN, ML321, ML321TN, ML380, ML390, ML390T, ML391, ML391T, Okimate 240.
$3.20
In stock · ships in 1–2 days
Free shipping over $99

General Ribbon
General Ribbon Compatible Black Printer Ribbon, for Okidata ML120
A General Ribbon alternative to the original Okidata supply, covered by the InkyToners compatibility guarantee. Yield: approximately 5 million characters Brand: General Ribbon Manufacturer part number: T407 UPC: 087609056157 Country of origin: MY Fits these Okidata printers: ML120, ML172, ML180, ML182, ML183, ML184, ML186, ML192, ML193, ML320, ML320TN, ML321, ML321TN, ML380, ML390, ML390T, ML391, ML391T, Okimate 240.
$9.75
In stock · ships in 1–2 days
Free shipping over $99
Compatibility guarantee
If a cartridge doesn't work in your ML321, we send a free return label and a replacement or refund — your choice.
Free shipping over $99
In-stock cartridges usually ship within 1–2 business days.