Top 7 Microline 400 Series Ribbon Cartridges – Impact & Dot Matrix Computer Printer Ribbons

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1. OKI

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OKI 42377801 MICROLINE Self-Inking Black Ribbon 6-Pack

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OKI #ad - Self-inking black nylon ribbon. For use with: oki microline ml 420, 421, 490, 491 printers. Genuine oKI impact printing ribbons. Each ribbon yields up to 4M characters.
BrandOKI #ad
ManufacturerOKI #ad
Height3.4 Inches
Length6 Inches
Width2.8 Inches
Part Number42377801 6PK
Model42377801 6PK
Warrantymanufacturer

2. OKI

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ML490/491 Pack of 5, OKI 42377801 Black Ribbon for ML420/421

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OKI #ad - Yields approx. Genuine oki ribbon, 5-pack. Compatible with microline 420, 421, 490, ml421, 491 ML420, ml490, ML491. Self-inking black nylon ribbon cartridge. 4m characters each.
BrandOKI #ad
ManufacturerOKI #ad
Height3 Inches
Length7 Inches
Width3.5 Inches
Part NumberNA
ModelNA

3. OKI

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OKI 42377801 MICROLINE Self-Inking Black Ribbon 2-Pack

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OKI #ad - For use with: oki microline ml 420, 421, 490, 491 printers. Genuine oKI impact printing ribbons. Each ribbon yields up to 4M characters. Self-inking black nylon ribbon.
BrandOKI #ad
ManufacturerOKI #ad
Height2 Inches
Length3.4 Inches
Width2.8 Inches
Part Number42377801 2PK
Model8541630299
Warrantymanufacturer

4. OKI

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OKI 42377801 Microline 400 420 421 490 491 Printers Ribbon Cartridge Black

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OKI #ad - Long life and exceptional character definition. For use with oki microline 420, 421, 420N, 490 and 491 printers. Sold as 1 Each.
BrandOKI #ad
ManufacturerOKIDATA INC #ad
Height2.8 Inches
Length1.1 Inches
Width3.5 Inches
Part Number42377801
Model8541628596

5. LD Products

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5-Pack, LD Compatible Printer Ribbon Cartridge Replacement for Okidata 42377801 Black

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LD Products #ad - The use of ld replacement ink and toner cartridges does not void your printers warranty. For use in the following printers:oki microline:420, 721, 720, 491 n, 491, 490, 421, 421 n, 490 n, 420 n, 790, 791. We offer lightning fast shipping on all printing supply and inkjet photo paper orders. All ld branded products are backed by a 100% satisfaction and LIFETIME guarantee. Page yield: 7, 500, 000 characters per cartridge | Shelf Life: 24-36 months per cartridge.
BrandLD Products #ad
ManufacturerOkidata #ad
Part NumberCOKI42377801PK5AMZ
Model8541630421

6. Oki Data

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Okidata Black Nylon Ribbon for Microline 320/321 Printers -5/6-Inch x 2 Yards

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Oki Data #ad - Prints through multi-layer forms. Also for use in Oki Data 120 and more. Works in 172, 182, 180, 184t, 320. Compatible with Oki Microline 120 Replacement ribbon for Okidata 320/321 dot-matrix printers. Color : Black ink. Quality construction. Also compatible with Microline 100 series. Easy to install. Rated for 3 million characters.
BrandOki Data #ad
ManufacturerOkidata #ad
Height2.7 Inches
Length3.4 Inches
Weight0.09 Pounds
Width1.1 Inches
Part Number52102001
Model52102001
Warranty15 Year

7. MARS POS Ribbons

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12 Pack, MARS POS Ribbons Compatible with Okidata 42377801 Oki Microline 420 Black

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MARS POS Ribbons #ad - Each ribbon page yield: 1. 6 million. Compatible with the following printer models: microline 720 420 420N 421 421N 490 490N 491 491N. Colors: Black. Mars pos ribbons compatible with okidata 42377801 Oki Microline 420 Black 12 Pack. Replaces the following manufacturer Numbers: OKI 42377801 Microline Ribbon. Condition: oem equivalent with New and Recycled Components.
BrandMARS POS Ribbons #ad
ManufacturerMARS POS Ribbons #ad
Part NumberOKI CR42377801
ModelOKI CR42377801