O型圈进9口丁晴N1BR70度内径42.52线径2.62/44.2/45.69/47.2/48.9

贴插BR24C21FV-E2 M29W010B70N1 TC83320-0021 N

贴插IDT79R3020-20J M29F800AB-70N1 M29F800A3BR-80 N