Manufacturer
Okidata Replacement Parts

Model Number
ML421SERIALBLACK

Description
9-Pin Dot Matrix Printer

Parts List

CategoryPart NumberDescriptionDemandAvailability
56609701Okidata Ac Cord - 120VNo
41888902Okidata Ac Cord 230VNo
42115304Okidata Access Cover (Black)No
40493301Okidata Assy: Guide Roller HolderNo
Axle, Roller, Shaft Wheel40917101
Okidata Assy: Roller/holder BackupNo
51238601Okidata Cam: AdjustNo
56731301Okidata Connector: 15 PinNo
42021802Okidata Control Board (Nns) Rev ANo
42021804Okidata Control Board (Nnt) Rev BNo
Cover,Cap42119001Okidata Fan MotorNo
42105001Okidata Fg Plate (B)No
42104901Okidata Fg Plate (L)No
53349801Okidata Frame: CarriageNo
53350202
Okidata Frame: Tractor Assy (L)No
53350302
Okidata Frame: Tractor Assy (R)No
Fuse, Thermal Fuse, Breaker42124701Okidata Fuse-trans 120V 3.15ANo
42124702Okidata Fuse-trans 250V 1.6ANo
Board56306101Okidata Fuse: 2.5A, 125V (Filter Brd)No
51228001Okidata Gear: ChangeNo
51238501
Okidata Gear: IdleNo
40355101Okidata Gear: Idle (Lf Motor) 9-PinNo
51228101Okidata Gear: TractorNo
42252701Okidata Head Cable BendingNo
42111701Okidata Head Cable Film (W)No
53349101Okidata Holder: Roller (R)No
40211004Okidata Knob: Platen (Black)No
42256201Okidata Leaf Spring (W)No
50809201Okidata Lever: Bottom Paper EndNo
50809501
Okidata Lever: ChangeNo
50809301Okidata Lever: Paper EndNo
50809601Okidata Lever: SwitchNo
41737901Okidata Lf Motor AssyNo
42115003Okidata Main Chassis Assy (W) BlackNo
31180501Okidata Mask RomNo
31180504Okidata Mask RomNo
Card70046502Okidata Nic CardNo
55081107Okidata Operation Panel BoardNo
42116105Okidata Panel: Operation-blackNo
55038901Okidata Pcb: Lxhi (Rs232-c)No
43431504Okidata Pcb: Nnx ControllerNo
51022301Okidata Plate: Guide Rail (W)No
53349301Okidata Plate: Paper Pan (W)No
50114901Okidata Platen Assembly (W)No
42024002Okidata Power Supply BoardNo
Cables, PCB Cable56640701Okidata Power Supply Flat CableNo
41923901
Okidata PrintheadNo
53077101Okidata Protector: RibbonNo
42045704Okidata Pull Up Roller Assy (W) BlackNo
42045701Okidata Pull-up Roller Assy (W)No
40908001Okidata Rack: Space (W)No
42377801Okidata RibbonNo
53349501Okidata Roller: Rear Pressure (W)No
51114101Okidata Shaft: Release (W)No
41772403Okidata Sheet Separator Guide (Black)No
42103601Okidata Space Motor AssyNo
Holder50931801Okidata Spring: Guide Roller HolderNo
51902301Okidata Stand: Bottom Push (L)No
51902302Okidata Stand: Bottom Push (R)No
Gear, Wheel51241901Okidata Tractor Change GearNo
50098001
Okidata Tractor: Pull & Bottom (Assy) LNo
50097901
Okidata Tractor: Pull & Bottom (Assy) RNo
42021401Okidata Transformer Assy - 120VNo
42021501Okidata Transformer Assy - 230VNo
Cover,Cap42040902Okidata Upper Cover (W) BlackNo

About Okidata

Okidata manufactures ED color and monochrome single and multifunction printers, as well as wide format, dot matrix, label, and POS printers. Oki is a leading manufacturer of innovative printer technology providing closed-loop marketing and branding tools and end-to-end business support applications trusted by industry leaders as well as small, local companies throughout North America. For more than four decades, OKI has helped customers create lucrative sales opportunities, reach new customer segments and identify additional revenue streams. Through the integration of innovative printing devices, streamlining customers document workflow and implementing cutting-edge OKI technology, Oki's robust product portfolio boasts a better range of color, media and processes not currently available with conventional printing solutions. OKIs delivers reliable, world-class output while driving cost reduction and productivity efficiencies for customers.