Oki ML420 and ML421 Parts
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| 1 51902220 Platen knob 2 44779902 PCB: EXB Assembly Maintenance Spec (REV. E0) Fully refurbished with 90-day warranty 44779902 3 4 5 AC Cord B 6 7 44591101 Conn - Cord Wire AC Inlet SW (N) (REV. H0) New 44591101 (New) Retired, no longer available: Contact for alternatives 7 44591102 CONN: CORD WIRE AC INLET SW (REV. H0) Wide Fully refurbished with 90-day warranty 44591102 (Refurbished) 321, 421 8 44587101 Bracket NIC 9 42959202 Mini Saddle RMS-2V0 10 44743801 Sheet-Insulation 11 FPC-16-20 Core | ![]() |
| 1 321, 421 2 2 3 420 3 421 4 43756905 Plate-Logo 420 | ![]() |
| 1 42114904 Chassis: Main Assembly (N) ML420/490 (REV. E0) Fully refurbished with 90-day warranty 42114904 420 1 42115004 Chassis: Main Assembly (W) ML421/491 (REV. E0) Fully refurbished with 90-day warranty 42115004 421 2 3 50931301 Pressure spring (F) 50931301 4PP4044-5019P1 Pressure spring (F) Fully refurbished with 90-day warranty 50931301 (Refurbished) 4 53349001 Roller holder (F) 53349001 4PP4044-5031P1 Roller holder (F) Fully refurbished with 90-day warranty 53349001 (Refurbished) 5 50410901 4PA4025-3327G2 Front pressure roller assy Fully refurbished with 90-day warranty 50410901 (Refurbished) 6 Release shaft (N) 420 6 Release shaft (W) 421 7 Paper pan plate (N) 420 7 Paper pan plate (W) 421 8 42256301 Spring leaf(N) 420 8 421 9 10 11 12 13 50931401 Pressure spring (R) 14 50931501 Pressure spring (W) 421 50931501 4PP4044-5163P1 Pressure spring (W) Fully refurbished with 90-day warranty 50931501 (Refurbished) 15 16 17 18 19 50809501 4PP4044-5017P1 Change arm lever Fully refurbished with 90-day warranty 50809501 (Refurbished) 20 21 22 53349401 Rear pressure roller (N) 420 22 53349501 Rear pressure roller (W) 421 53349501 3PP4044-5162P1 Rear pressure roller (W) Fully refurbished with 90-day warranty 53349501 (Refurbished) 23 420 23 421 24 40907901 Space rack gear (N) 420 24 40908001 Space rack gear (W) 421 25 50903502 Rack tension spring 26 51022201 Guide Rail Plate (N) 420 51022201 3PP4044-5008P1 Guide rail plate (N) Fully refurbished with 90-day warranty 51022201 (Refurbished) $22.35 26 (W) 421 27 61238601 Adjust cam 28 Carriage shaft 28 Carriage shaft 29 44679401 FG Plate L 30 420 30 421 31 32 53350302 4PA4044-5041G2 Tractor frame assy (R) Fully refurbished with 90-day warranty 53350302 (Refurbished) 33 34 Drive shaft 420 34 Drive shaft 421 35 Tractor sheet guide 421 42113931 TR_R001 36 (W) 37 Change gear shaft 38 39 42086601 Fan Cover 40 44749601 Sheet Shield Front 420 40 44749602 Sheet Shield Front 421 41 42105201 FG_SPRING_F 42 PP4044-5018P001 Support spring D 43 40689301 Cover 44 GSSC-40-12 Core | ![]() |
| 1 53349801 4PP4044-5061G1 Carriage frame set Fully refurbished with 90-day warranty 53349801 (New) $49.00 2 3 4 5 5 6 7 8 50702901 HEAD CLAMP HOLDER 9 51022501 HEAD PLATE 10 5377101 RIBBON PROTECTOR FRAME 11 53343201 Back-up roller holder spring 53343201 4PA4025-3718G1 Back up roller holder assy Fully refurbished with 90-day warranty 53343201 (Refurbished) 12 50925002 GUIDE ROLLER HOLDER SPRING | ![]() |
| 1 1 44495702 PWR unit (Spare Parts 200V) 230V 2 44741801 OR-Board Assembly CMS 3 44679301 Plate POW 4 42959202 Mini Saddle RMS 2V0 5 44591001 CONN Cord Wire Power DC | ![]() |
| 1 2 50097901 Tractor: Pull & Bottom (Assembly) Right Fully refurbished with 90-day warranty 50097901 4PA4025-3603G1 $53.25 3 320 420 3 321 421 4 42451601 Bottom Push Stand L Black 4 5 5 42451602 Bottom Push Stand R Black 6 50098701 4PP4094-7385G1 Paper knife (N) Fully refurbished with 90-day warranty 50098701 (Refurbished) 320 420 6 321 421 | ![]() |
| Parts (Okidata parts list) 42040801 Upper Cover (N) 42040802 Upper Cover (N) 42040902 Upper Cover (W) 40165004 Sheet Gude Assy (N) 41772403 Sheet Gude Assy (W) 42115402 Access Cover Assy (N) 42115304 Access Cover Assy (W) 4 42087105 Logo Plate 42087106 Logo Plate 40211004 Platen Knob 2 42024002 Power Supply Board (TPW) 3 42021802 Control Board (NNS) 4 55081107 Op Panel Board (LEOP) 42116405 Operation Panel 6 56609701 AC Cord 1 1 120V 8 42124701 Fuse Trans 125V (3.15A) 1 10 120V 9 42021401 Transformer Assy 1 2 120V 42021401 Power Supply Transformer Assembly 110v - Includes Power Inlet and Power Switch Fully refurbished with 90-day warranty 42021401 $114.24 10 42105001 FG Plate B 42114901 Main Chassis Assy (N) 42114902 Main Chassis Assy (N) 42115001 Main Chassis Assy (W) 42115003 Main Chassis Assy (W) 5 53341202 Front Pressure Roller 53341202 4PP4025-3327G1 Roller: Front Pressure Fully refurbished with 90-day warranty 53341202 (Refurbished) 6 51114001 Release Shaft (N) 51114001 3PP4044-5015P1 Front release gear shaft (N) Fully refurbished with 90-day warranty 51114001 (Refurbished) 51114101 Release Shaft (W) 7 53349201 Paper Pan Plate (N) 53349301 Paper Pan Plate (W) 42439101 Change Lever 20 50931601 Reset Spring D 24 53349601 Space Rack Gear (N) 53349701 Space Rack Gear (W) 25 50923502 Tension Spring (Space Rack) 27 51238601 Adjust Cam 28 51114201 Carriage Shaft 51114201 4PP4044-5009P1 Carriage shaft Fully refurbished with 90-day warranty 51114201 (Refurbished) 51114202 Carriage Shaft 51114202 4PP4044-5009P2 Carriage shaft Fully refurbished with 90-day warranty 51114202 (Refurbished) 29 42284401 FG (Weld) 42044703 Pull-Up Roller Assy (N) 42045704 Pull-Up Roller Assy (W) 42045704 PULL UP ROLLER Assembly (W) BLACK New 42045704 (New) Retired, no longer available: Contact for alternatives 35 51022901 Tractor Sheet Guide 51022901 3PP4044-5046P1 Tractor sheet guide Fully refurbished with 90-day warranty 51022901 (Refurbished) 37 51114301 Change Gear Shaft 42086602 FAN Cover 40 42277201 Shield Sheet (Front) 42277202 Shield Sheet (Front) 7 42252703 Head Cable (23) 42252701 Head Cable (23) 14 50931801 Guide Roller Spring 7 50098901 RS232 I/F Board (LXHI) | |





