Yamaha NP-31

Released in 2011

The black NP-31 and silver NP-31S are lightweight 76-note digital pianos with built-in speakers.

Yamaha NP-31
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We stock both NEW and USED parts; all used electronic parts are tested and guaranteed working.

This listing reflects our current inventory and is updated in real time. If a part is shown as Out of Stock, we typically don't know when or if we might have it again - but click on the part for more info, and then you will be able to sign up for an alert when we do have it available again. By including out of stock parts in our listings, we hope to offer customers a more complete and useful resource.

We cannot diagnose repair issues by phone or email. For technical questions, we suggest posting on our Forums, where our techs - as well as other users - can offer help.

Yamaha NP-31 replacement keys
Replacement Keys
Contact strip, 12-note
Contact strip, 12-note
$16.95 (Part #3430)
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Contact strip, 8-note, Yamaha
Contact strip, 8-note, Yamaha
For bottom 8 notes only
$9.95 (Part #CS3432)
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Contact strip, 8-note, Yamaha
Contact strip, 8-note, Yamaha
For top 8 notes only
$9.95 (Part #CS3433)
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Key cushion, for 76-note keyboard
Key cushion, for 76-note keyboard
For lower felt
$10.95 (Part #2670)
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Knob, black, Yamaha
Knob, black, Yamaha
$5.95 (Part #3181)
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Music rest, Yamaha
Music rest, Yamaha
$29.95 (Part #3061)
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Phone jack, 1/4-inch, 4-pin PCB mount
Phone jack, 1/4-inch, 4-pin PCB mount
For Sustain pedal
$6.95 (Part #4978)
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Phone jack, 1/4-inch, 7-pin PCB mount
Phone jack, 1/4-inch, 7-pin PCB mount
For Phones/Output
$7.95 (Part #3634)
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Potentiometer, 5KAx2 rotary
Potentiometer, 5KAx2 rotary
For Master Volume
$6.95 (Part #5897)
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Power adapter, 12VDC, 2A
Power adapter, 12VDC, 2A
$29.95 (Part #PA1003)
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Power inlet jack
Power inlet jack
$5.45 (Part #3062)
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Style 48P key, bottom E note
Style 48P key, bottom E note
$9.95 (Part #K48PEB)
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Style 48P key, highest C and E notes  (76-note keyboard)
Style 48P key, highest C and E notes (76-note keyboard)
$11.95 (Part #K48PCE)
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Style 48P key, highest D and F notes  (76-note keyboard)
Style 48P key, highest D and F notes (76-note keyboard)
$11.95 (Part #K48PDF)
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Style 48P key, lowest F and A notes  (76-note keyboard)
Style 48P key, lowest F and A notes (76-note keyboard)
$11.95 (Part #K48PFA)
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Style 48P key, lowest G and B notes (76-note keyboard)
Style 48P key, lowest G and B notes (76-note keyboard)
$11.95 (Part #K48PGB)
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Style 48P key, top G note
Style 48P key, top G note
$9.95 (Part #K48PGT)
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Style 48P keys, C-E-G-B group
Style 48P keys, C-E-G-B group
$12.95 (Part #K48PC)
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Style 48P keys, D-F-A group
Style 48P keys, D-F-A group
$12.95 (Part #K48PD)
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Style 48U keys, black key group
$12.95 (Part #K48UBL)
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Style 48U keys, lowest black key group
Style 48U keys, lowest black key group
$11.95 (Part #K48UBBL)
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Style 48U keys, top black key group
Style 48U keys, top black key group
$11.95 (Part #K48UTBL)
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