Hiroseでは数年前に、現行のRoHS規制に対応するため多くのコネクタを更新し、製品名のサフィックスを変更しました。当時の製品変更通知（PCN）によると、両製品間の性能仕様に変更はなく、パッケージングおよび樹脂に使用される特定の酸の種類のみが変更になりました。
こちらが製品の変更通知書です。https://media.digikey.com/pdf/PCNs/Hirose%20Display/430-18008.pdf
適用品番
SR30-10PG-6P(71) SR30-10PG-6P(31)
SR30-10PM-6P(71) 103-0288-8-31 SR30-10PM-6P(31)
SR30-10PX-6P(71) 103-0336-9-31 SR30-10PX-6P(31)
SR30-10PM-4P(71) 103-0341-9-31 SR30-10PM-4P(31)
SR40-14P-32P(71) 103-0403-4-31 SR40-14P-32P(31)
HA16PRY-3SE(71) 104-0465-8-31 HA16PRY-3SE(31)
HR08D-12WR-10P 108-0218-4-31 HR08D-12WR-10P(31)
HR08D-12WPA-10S 108-0219-7-31 HR08D-12WPA-10S(31)
HR08D-12WPA-10SC 108-0220-6-31 HR08D-12WPA-10SC(31)
HR08D-12WLPA-10S 108-0221-9-31 HR08D-12WLPA-10S(31)
HR08D-12WLPA-10SC 108-0222-1-31 HR08D-12WLPA-10SC(31)
HR08D-12WLPA-10SC(01) 108-0222-1-32 HR08D-12WLPA-10SC(32)
HR08D-12WPB-10S 108-0231-2-31 HR08D-12WPB-10S(31)
HR08D-12WPB-10SC 108-0232-5-31 HR08D-12WPB-10SC(31)
HR08D-12WLPB-10S 108-0233-8-31 HR08D-12WLPB-10S(31)
HR08D-12WLPB-10SC 108-0234-0-31 HR08D-12WLPB-10SC(31)
HR08D-12WPK-10S 108-0262-6-31 HR08D-12WPK-10S(31)
HR08D-12WPK-10SC 108-0263-9-31 HR08D-12WPK-10SC(31)
HR08D-12WLPK-10S 108-0264-1-31 HR08D-12WLPK-10S(31)
HR08D-12WLPK-10SC 108-0265-4-31 HR08D-12WLPK-10SC(31)
HR08D-12WPN-2S 108-0266-7-31 HR08D-12WPN-2S(31)
HR08D-12WLPN-2S 108-0267-0-31 HR08D-12WLPN-2S(31)
HR08D-12WPM-10SC 108-0268-2-31 HR08D-12WPM-10SC(31)
HR08D-12WPN-10SC 108-0269-5-31 HR08D-12WPN-10SC(31)
HR08D-12WLPM-10SC 108-0270-4-31 HR08D-12WLPM-10SC(31)
HR08D-12WLPN-10SC 108-0271-7-31 HR08D-12WLPN-10SC(31)
HR08D-12WPM-2S 108-0272-0-31 HR08D-12WPM-2S(31)
HR08D-12WLPM-2S 108-0273-2-31 HR08D-12WLPM-2S(31)
HR08D-12WPM-10S 108-0274-5-31 HR08D-12WPM-10S(31)
HR08D-12WPN-10S 108-0275-8-31 HR08D-12WPN-10S(31)
HR08D-12WLPM-10S 108-0276-0-31 HR08D-12WLPM-10S(31)
HR08D-12WLPN-10S 108-0277-3-31 HR08D-12WLPN-10S(31)
HR08D-12WPQ-10S 108-0278-6-31 HR08D-12WPQ-10S(31)
HR08D-12WPA-2S 108-0279-9-31 HR08D-12WPA-2S(31)
HR08D-12WPB-2S 108-0280-8-31 HR08D-12WPB-2S(31)
HR08D-12WPK-2S 108-0281-0-31 HR08D-12WPK-2S(31)
HR08D-12WLPA-2S 108-0282-3-31 HR08D-12WLPA-2S(31)
HR08D-12WLPB-2S 108-0283-6-31 HR08D-12WLPB-2S(31)
HR08D-12WLPK-2S 108-0284-9-31 HR08D-12WLPK-2S(31)
HR08D-12WPS-10S 108-0285-1-31 HR08D-12WPS-10S(31)
RM15WTLP-10P(71) 109-0020-0-31 RM15WTLP-10P(31)
RM15TR-C(71) 109-0080-5-31 RM15TR-C(31)
RM21TR-C(71) 109-0354-9-31 RM21TR-C(31)
RM31TR-C(71) 109-0394-3-31 RM31TR-C(31)
RM24TR-C(71) 109-0492-2-31 RM24TR-C(31)
RM15TPN-10PC(71) 109-0712-7-31 RM15TPN-10PC(31)
RM15TPN-10PC(72) 109-0712-7-32 RM15TPN-10PC(32)
RM15TR-C4(71) 109-0986-2-31 RM15TR-C4(31)
RM15TR-C7(75) 109-0990-0-35 RM15TR-C7(35)
RM15WTLP-12P(71) 109-0997-9-31 RM15WTLP-12P(31)
RM15WTLP-12P(72) 109-0997-9-32 RM15WTLP-12P(32)
RM15WTLP-10S(71) 109-0999-4-31 RM15WTLP-10S(31)
RM12WTPE-6S-(4)(81) 109-1092-0-31 RM12WTPE-6S-(4)(31)
RM12WTJA-6P-(4)(71) 109-1136-3-31 RM12WTJA-6P-(4)(31)
RM12WBP-6P(71) 109-1150-4-31 RM12WBP-6P(31)
RM21WTP-15S(81) 109-1401-2-31 RM21WTP-15S(31)
RM21WTP-20S(81) 109-1402-5-31 RM21WTP-20S(31)
RM21WTP-15P(71) 109-1403-8-31 RM21WTP-15P(31)
RM21WTP-20P(71) 109-1404-0-31 RM21WTP-20P(31)
RM21WTR-15P(71) 109-1445-8-31 RM21WTR-15P(31)
RM21WTR-20P(71) 109-1446-0-31 RM21WTR-20P(31)
RM21WTR-15S(81) 109-1447-3-31 RM21WTR-15S(31)
RM21WTR-20S(81) 109-1448-6-31 RM21WTR-20S(31)
RM24WTP-CP(14)(71) 109-1495-6-31 RM24WTP-CP(14)(31)
RM31WTR-40S(71) 109-1527-0-85 RM31WTR-40S(85)
RM31WTP-40P(71) 109-1573-8-85 RM31WTP-40P(85)
RM24WTP-CP14(71) 109-1851-9-31 RM24WTP-CP14(31)
RM15WTLP-4P(71) 109-1886-3-31 RM15WTLP-4P(31)
RM15WTLP-8P(71) 109-1887-6-31 RM15WTLP-8P(31)
RM15WTLP-4S(82) 109-1888-9-32 RM15WTLP-4S(32)
RM15WTLP-8S(72) 109-1889-1-32 RM15WTLP-8S(32)
RM15WTLP-20P 109-1907-1-31 RM15WTLP-20P(31)
RM15WTLP-12S(71) 109-1911-9-31 RM15WTLP-12S(31)
KMC9BPD-4P(71) 110-0013-8-31 KMC9BPD-4P(31)
KMC9BPD-6P(71) 110-0018-1-31 KMC9BPD-6P(31)
HR10-10PA-12P(73) 110-0051-7-31 HR10-10PA-12P(31)
HR10-10PA-12S(73) 110-0054-5-31 HR10-10PA-12S(31)
HR10WT-B(74) 110-0066-4-31 HR10WT-B(31)
RP6-12P-10PA(383)(71) 113-0117-2-31 RP6-12P-10PA(383)(31)
RP13A-12PB-13SC(71) 113-0184-0-31 RP13A-12PB-13SC(31)
JR13WCC-10-A 114-0010-0-31 JR13WCC-10-A(31)
JR13WCC-8-A 114-0011-0-31 JR13WCC-8-A(31)
JRC21BP-26S(71) 114-0267-1-31 JRC21BP-26S(31)
JRC21BPA-26P(71) 114-0268-4-31 JRC21BPA-26P(31)
JRC25WRG-16P(74) 114-1032-3-31 JRC25WRG-16P(31)
JRC25WRG-24P(74) 114-1033-6-31 JRC25WRG-24P(31)
JRC25WRG-16S(74) 114-1043-0-31 JRC25WRG-16S(31)
JRC25WRG-24S(74) 114-1044-2-31 JRC25WRG-24S(31)