California JOS Breadboard-Friendly 2.1mm PCB Mounting Female DC Power Barrel Jack (5 PCS DC Power Jack)

Look up the exact replacement power supply there may be cluesWhat part measures 8mm?Which is it 2.5mm or 3mm?I would guess it's probably 5.5mm x 2.1mmhttps://www.amazon.com/dp/B09ZBN38FS/ref=sspa_dk_detail_0?pf_rd_p=af2be12d-373e-4c68-a933-d40df60554fe&pf_rd_r=B7724TRKTTQPE4EK716P&pd_rd_wg=k9eS1&pd_rd_w=2CwQU&content-id=amzn1.sym.af2be12d-373e-4c68-a933-d40df60554fe&pd_rd_r=0f7af534-6f3b-4809-bc4a-5d21ebe2351b&sp_csd=d2lkZ2V0TmFtZT1zcF9kZXRhaWxfdGhlbWF0aWM&th=1