Genuine Casio replacement rubber packing/o-ring in black.
 
Made for the following model(s):
DW-5900TS-4, DW-5900TS-1, DW-5900NH-1, DW-5900DN-3, DW-5900DN-1, DW-5900TH-1,  DW-5900-1, DW-5900BB-1, DW-5900RS-9, DW-5900RS-1
 
EF-514-1AV, EF-316D-4AV, EF-126D-1AV, EF-316D-2AV, EF-316D-1AV, EF-126D-2AV, EF-126D-7AV, EF-526D-1AV, EF-514-2AV, EF-514SP-1AV, EF-514D-7AV, EF-514BK-1AV, EF-514D-1AV, EFR-301D-7AV, EF-552D-1AV, EF-552-1AV, EF-526D-2AV, EF-526D-7AV, EFR-301D-2AV, EF-552PB-1A2V, EF-552D-4AV, EFR-301D-1AV, EF-552PB-1A4V, EFR-301D-1A9V
 
GN-1000GB-1A, GN-1000-1A, GN-1000B-1A, GN-1000-9A, GN-1000C-8A, GN-1000RG-1A, GN-1000MB-1A
 
GX-56SLG-1, GX-56SGZ-2, GX-56GB-1, GX-56DGK-1, GX-56-4, GX-56-1B, GX-56-1A, GX-56KG-3, GX-56BB-1
 
GXW-56BB-1, GXW-56-1A,GXW-56KG-3, GXW-56-1B, GXW-56GB-1, GXW-56E-1, GXW-56-4
 
LIW-600TDJ-1A,, MTF-E001-1AV, MTF-E001-7AV, MTF-E002L-1AV, MTF-E002-7AV, 
 
OCW-600TDA-1AV, OCW-600TDE-2AV, OCW-600TDE-2A2V, MTF-E002B-1AV, OCW-600TDBA-1AV, OCW-600TDA-7AV, OCW-600TDA-2AV, OCW-600TDE-1AV, OCW-600TDBA-7AV, OCW-600TDCJ-1A, OCW-600TDBJ-1A, OCW-600TLBE-1AV, OCW-600TLA-7AV, OCW-600TLA-1AV, OCW-600TDJ-7A, OCW-600TDE-7AV, OCW-600TDJ-1A, OCW-600WCE-7AV, OCW-600TLJ-1A, 
 
WVQ-600DCA-2AV, WVQ-600DBA-1AV, WVQ-400E-1A, WVQ-600DA-1AV, WVQ-400J-1A, WVQ-600GA-1AV, WVQ-600DE-7AV, WVQ-600DCA-9AV, WVQ-600DE-1AV, WVQ-600LE-7AV, WVQ-600LE-1AV, WVQ-600SGA-1AV,