National oil seals是美國(guo)輝門公司旗(qi)下國(guo)際(ji)**密封件(jian)品(pin)牌(pai)，已有60多(duo)年高品質密封件的(de)生產(chan)經驗，為工業和輕型(xing)商(shang)用車輛提供(gong)優越的(de)密封解決(jue)方案。是眾(zhong)多發動機(ji)、工業機(ji)械的(de)原廠(chang)配(pei)套件。
National主要產(chan)品：
軸修理包 、 軸(zhou)套 、油封、定制密(mi)封裝置

部分產品型號：national 1037、national 1041、national 1049、national 1070 、national 1097 、national 1097N 、national 1110 、national 1192 、national 1195 、national 1873 、national 1906 、national 1949 、national 1952 、national 1959 、national 1999 、national 2043 、national 2054 、national 2055 、national 2064 、national 2081 、national 2093H 、national 2102 、national 2146 、national 2151H 、national 2175 、national 2194 、national 2205 、national 2207 、national 2222 、national 2260 、national 2286 、national 2287 、national 2674 、national 2689 、national 2689S 、national 3905 、national 3909 、national 3942 、national 3945 、national 3946 、national 3948 、national 3983 、national 4019N 、national 4026 、national 4035N 、national 4037 、national 4038N 、national 4051 、national 4072 、national 4072N 、national 4075 、national 4084 、national 4099 、national 4101 、national 4122 、national 4131 、national 4141 、national 4491 、national 4492 、national 4512 、national 4529N 、national 4530 、national 4532N 、national 4539V 、national 4539H 、national 4543V 、national 4544V 、national 4561V 、national 4562V 、national 4563V 、national 4564V 、national 4577 、national 4583 、national 4598 、national 4613N 、national4614N