Parts for NEXF3KB — Sony
We found 80 parts confirmed to fit the Sony NEXF3KB.
Compatibility table
| Part # | Part | Also fits | Reference price |
|---|---|---|---|
| 442739201 | Base,bt Lo | This model only | $2.16 · Amazon |
| BN9502730B | PRODUCT LC | This model only | $534.30 · Amazon |
| A1886976A | Sony Cabinet Front | This model only | $485.91 · Amazon |
| X25843971 | Sony Cabinet Front | This model only | $61.20 · Amazon |
| X25844021 | Sony Cover Assembly | This model only | $11.75 · Amazon |
| 442736901 | Sony Cover,blac | This model only | $7.22 · Amazon |
| X25844031 | Sony Jack Cover | This model only | $11.76 · Amazon |
| 197970GS | Kit | 2 models | $40.55 · Amazon |
| 442735701 | Seet,shad | 2 models | $4.80 · Amazon |
| RVMZA346WRZZ | Sharp Magnetron | 2 models | $305.40 · Amazon |
| X25843991 | Sony Rear Cabinet | 2 models | $32.81 · Amazon |
| 442739901 | Adhesive Sheet | 4 models | $2.16 · Amazon |
| 442738001 | Base Jack | 4 models | $3.54 · Amazon |
| 442736001 | Cabinet Plate | 4 models | $21.36 · Amazon |
| 442740101 | Claw Lock | 4 models | $2.16 · Amazon |
| X25844041 | Frame Assembly | 4 models | $96.29 · Amazon |
| 443044901 | Heat Sink | 4 models | $4.20 · Amazon |
| 442736401 | Hinge Cover | 4 models | $2.16 · Amazon |
| 442738401 | Insulation Sheet | 4 models | $8.86 · Amazon |
| 442738501 | Insulation Sheet | 4 models | $6.03 · Amazon |
| 442739601 | Insulation Sheet | 4 models | $2.16 · Amazon |
| A1886984A | LCD | 4 models | $135.57 · Amazon |
| 147162211 | Magnet | 4 models | $3.98 · Amazon |
| 188621411 | Pcb Fp1583 | 4 models | $17.26 · Amazon |
| 188529411 | Pcb Is-105 | 4 models | $4.80 · Amazon |
| 188529511 | Pcb Is-106 | 4 models | $4.80 · Amazon |
| A1879257A | Pcb Pr-043 | 4 models | $11.75 · Amazon |
| A1879256A | Pcb Rl-132 | 4 models | $26.43 · Amazon |
| A1879258A | Pcb St-288 | 4 models | $39.76 · Amazon |
| 442736801 | Plate | 4 models | $13.46 · Amazon |
| 442738301 | Plate | 4 models | $6.49 · Amazon |
| 442737601 | Screw Tripler | 4 models | $12.80 · Amazon |
| 443044601 | Sheet,radi | 4 models | $8.03 · Amazon |
| 443045001 | Sheet,radi | 4 models | $5.57 · Amazon |
| 442966101 | Spring | 4 models | $2.16 · Amazon |
| 442736201 | Arm Cover | 5 models | $2.16 · Amazon |
| 442737001 | Cover,harn | 5 models | $2.16 · Amazon |
| 442738201 | Ground Plate | 5 models | $2.65 · Amazon |
| 442737701 | Holder Capacitor | 5 models | $2.16 · Amazon |
| 442738101 | Light Usb | 5 models | $2.25 · Amazon |
| A1879255A | Pcb Lc-101 | 5 models | $25.99 · Amazon |
| A1880506A | Pcb Sy-307 | 5 models | $223.57 · Amazon |
| 442739701 | Sheet,prot | 5 models | $2.65 · Amazon |
| 443455901 | Sheet,slid | 5 models | $2.16 · Amazon |
| 442735901 | Spacer | 5 models | $5.65 · Amazon |
| 148977521 | Switch Block | 5 models | $35.98 · Amazon |
| X25460711 | Capacitor | 6 models | $33.60 · Amazon |
| 425969201 | Im Plate,s | 7 models | $3.23 · Amazon |
| WR55X30057 | MAIN CONTROL BOARD | 7 models | $201.29 · Amazon |
| 415970102 | Cap,rear L | 8 models | $25.95 · Amazon |
| X25467721 | Cover | 9 models | $22.94 · Amazon |
| X25467811 | Cover | 9 models | $22.53 · Amazon |
| X25467711 | Focus Cover | 9 models | $25.27 · Amazon |
| A1817089A | Im Ir Glas | 9 models | $101.00 · Amazon |
| 415962001 | Light Ring | 9 models | $5.65 · Amazon |
| 443597421 | MOUNT (H) | 9 models | $64.03 · Amazon |
| 325405801 | Screw | 9 models | $2.57 · Amazon |
| X25467731 | Zoom Cover | 9 models | $33.44 · Amazon |
| A1777998B | Blockservi | 10 models | $321.43 · Amazon |
| 418653401 | Button L-l | 10 models | $2.16 · Amazon |
Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.
Common failure areas on this model
The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.
General hardware and mounting parts
Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.
Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.
Parts in this group on NEX-F3K/B: 442739201 (Base,bt Lo), BN9502730B (PRODUCT LC), 197970GS (Kit), 442735701 (Seet,shad), RVMZA346WRZZ (Sharp Magnetron), 442739901 (Adhesive Sheet), 442738001 (Base Jack), 442740101 (Claw Lock), X25844041 (Frame Assembly), 443044901 (Heat Sink), 442738401 (Insulation Sheet), 442738501 (Insulation Sheet), 442739601 (Insulation Sheet), A1886984A (LCD), 147162211 (Magnet), 188621411 (Pcb Fp1583), 188529411 (Pcb Is-105), 188529511 (Pcb Is-106), A1879257A (Pcb Pr-043), A1879256A (Pcb Rl-132), A1879258A (Pcb St-288), 442736801 (Plate), 442738301 (Plate), 443044601 (Sheet,radi), 443045001 (Sheet,radi), 442738201 (Ground Plate), A1879255A (Pcb Lc-101), A1880506A (Pcb Sy-307), 442739701 (Sheet,prot), 443455901 (Sheet,slid), 148977521 (Switch Block), 425969201 (Im Plate,s), A1817089A (Im Ir Glas), 443597421 (MOUNT (H)), A1777998B (Blockservi), 418653401 (Button L-l).
Storage, trim and cosmetic hardware
Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.
Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.
Parts in this group on NEX-F3K/B: A1886976A (Sony Cabinet Front), X25843971 (Sony Cabinet Front), X25844021 (Sony Cover Assembly), 442736901 (Sony Cover,blac), X25844031 (Sony Jack Cover), X25843991 (Sony Rear Cabinet), 442736001 (Cabinet Plate), 442736401 (Hinge Cover), 442737601 (Screw Tripler), 442966101 (Spring), 442736201 (Arm Cover), 442737001 (Cover,harn), 442735901 (Spacer), 415970102 (Cap,rear L), X25467721 (Cover), X25467811 (Cover), X25467711 (Focus Cover), 325405801 (Screw), X25467731 (Zoom Cover).
Controls, timers and wiring
Symptom: A cycle that doesn't advance, an unresponsive display, or the unit not starting at all.
Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.
Parts in this group on NEX-F3K/B: 442737701 (Holder Capacitor), X25460711 (Capacitor), WR55X30057 (MAIN CONTROL BOARD).
Interior lighting
Symptom: The interior light doesn't turn on when the door opens.
Check: Confirm power is reaching the socket, then check the door-activated light switch before assuming the bulb itself is at fault.
Parts in this group on NEX-F3K/B: 442738101 (Light Usb), 415962001 (Light Ring).
Before you buy
Match NEXF3KB exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.
How to confirm this is your model
Check inside a door opening, on a back or side panel, or behind a removable panel or drawer for a label printed with the model and serial number. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.
Still not sure?
Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.