HP LaserJet 4000, 4050 Part Numbers

Models: LJ 4000 (C3094A, C4118A); 4000N (C4120A); 4000T (C4119A); 4000TN (C4121A); 4050 (C4251A); 4050N (C4253A); 4050se (C4255A); 4050T (C4252A); 4050TN (C4254A).

Part #Description
RG5-2650 Arm asm, Delivery sensor
RB1-8961 Arm lifter - White plastic arm that holds top left side metal corner piece up when loading paper in tray
RB1-8962 Arm lifter - White plastic arm that holds top right side metal corner piece up when loading paper in tray
RB1-8700 Arm, Laser shutter
RB1-8879 Arm, Paper tray sensing
RB1-8910 Arm, Paper tray sensing
RB2-2387 Arm, Tray 1 retaining
RB1-8668 Belt, Feed guide drive wide with 'A' shaped ribs on it
RB1-8849 Button, Power switch
RG5-3708 Cable asm, Formatter/control panel
RG5-3700 Cable Asm, Tray 1 sensor
RG5-2666 Control Panel
C4119-67902 Coupler Kit
RB1-8945 Coupler, Sep roller
C4232-60101 Cover, Dust, models with 1 500-sheet tray
C4233-60101 Cover, Dust, models with 2 250-sheet trays
RB2-2386 Cover, Envelope Feeder Drive
RB1-8858 Cover, Formatter
RG5-2665 Cover, Left
RG5-2680 Cover, Left Lower Feeder, 4000T, 4050T
RG5-2667 Cover, MP Tray
RG5-2664 Cover, Right Front
RG5-2679 Cover, Right Lower Feeder, 4000T, 4050T
RB1-9044 Cover, Top
RG5-2663 Cover, Top
RG5-2678 Cover, Upper Left, 4000T, 4050T
RG5-2677 Cover, Upper Right, 4000T, 4050T
RG5-2648 Delivery Asm
RG5-3721 Delivery drive Asm
C4123A Duplexer
RF5-1876 Duplexer cover, left side
RB1-9045 Duplexer rear cover panel
RG5-3693 Engine controller
C4122A Envelope Feeder
J3110A Ethernet 10Base-T (RJ-45) EIO network internal print server
J3111A Ethernet 10Base-T/10Base2 and LocalTalk (RJ-45, BNC, LocalTalk) EIO network PCA
RH7-1334 Fan
RG5-2651 Feed Asm
RG5-2643 Feed Guide Asm
RF5-1885 / RF5-3114 Feed/separation roller
RG5-2685 Feeder control PCA, 250-sheet trays, 4000T/4050T
RG5-2673 Feeder Control PCA, 500-sheet Tray 2
C4118-67908 Formatter board Asm, 4000
C4251-67909 Formatter board Asm, 4050
RG5-2661 Fusing Asm
J6057A HP JetDirect 615N internal print server LAN interface board - 10Base-T and 100Base-TX
J3112A JetDirect 600N token ring LAN interface board - DB-9 and RJ-45 connectors
J4167A JetDirect 610N token ring LAN interface board - DB-9 and RJ-45 connectors
J4135-61001 JetDirect connectivity card - Has one USB port, one serial (DB9) port, and one LocalTalk port
J4135A JetDirect EIO card, local talk
RG5-2641 Laser Scanner Asm
RB2-2400 Left duplex access panel - Covers the left duplexer mount
RB1-9009 Level indicator
RG5-3712 Lower tray connector and cable
RG5-3821 Lower tray logic PCA - With tray size switches
RG5-2679 Lower tray sensing lever, 4000T, 4050T - Actuates switches on control board
RG5-2653 Main Drive Asm
RH7-1331 Main motor Asm
C4118A Maintenance Kit
C7843A Memory, 16MB, 100-pin SDRAM DIMM
C4137A Memory, 16MB, 100-pin, 32-bit, 60nS, EDO DRAM DIMM
C4135A Memory, 4MB, 100-pin, 32-bit, 60nS, EDO DRAM DIMM
C7842A Memory, 8MB, 100-pin SDRAM DIMM
C4136A Memory, 8MB, 100-pin, 32-bit, 60nS, EDO DRAM DIMM memory module
RG5-2656 MP Tray asm
H3969-60001 Paper path roller kit - Includes pickup D rollers (8 each) , Feed/Separation rollers (4 each) and Tray 1 pickup roller (1 each) - Installation procedure requires use of service manual
WG8-5624 Photo-sensor (TLP1241) - Sensor flag activated -
RG5-2655 Pickup Asm, Tray 1
RB1-8877 Pickup Coupler
RG5-2672 Pickup Drive asm, 500-sheet, Tray 2
RG5-2684 Pickup drive Asm, Lower, 4000T, 4050T - 250 sheet
RG5-2690 Pickup Drive Asm, optional 500-sheet tray
RG5-2683 Pickup drive Asm, Upper, 4000T, 4050T - 250 sheet
RF5-2484 Pickup Roller Shaft with Rollers, Trays 2,3,4
RB1-2190 Pickup roller spring hook
RB1-8957 Pickup Roller, 4050
RG5-3718 Pickup Roller, Tray 1
RB1-8865/RB1-8957 Pickup Roller, tray 2,3
RB1-8851 Power Switch Actuator Rod
RB1-8846 Rear output tray - Drop down release latch
RB1-8847 Rear tray latch release spring
RG5-2642 Registration and feed sensors Asm - Includes PS102/103
RG5-2652 Registration Asm
RB2-2401 Right duplex access panel - Covers the right duplexer mount
RG5-5281 Separation pad, Tray 1
RB1-8947 Separation roller access panel, 4000, 4050
RB1-9001 Separation roller access panel, 4000T, 4050T
RG5-2645 Support Asm, Right side top cover
RS5-2632 Tension spring - Provides tension for pickup roller
C4127X Toner Cartridge
RB1-8841 Toner cartridge access door
RB1-8756 Toner Cartridge Drive Rod
WC4-5139 Top cover interlock access switch
RB1-8974 Torque limiter
RB1-9016 Torsion spring, 4000T, 4050T - Provides tension for right and left tray lifter arms
RG5-4283 Transfer roller
RB1-8923 Transport roller, 4000T, 4050T
C8055A Tray and Feeder Asm, 500-sheet, 4000, 4050
RB1-8844 Tray Extension, Rear output tray
RB1-8887 Tray size sensing lever Asm, 4000, 4050
C4126A Tray, 250 sheet, 4000T, 4050T
C3122A Tray, 500 sheet (standard)
C4125A Tray, 500 sheet (universal)
C8056A Tray, 500-sheet (4100)
RB1-9088 Tray, Envelope feeder input
RB1-8843 Tray, Rear output
RG5-2679 Upper tray sensing lever, 4000T, 4050T

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