Unknown part numbers

Anyone know what these part numbers are:

plastic cover E7SB-14A088
Shim E37E6A373-AA
rubber seal E3SB-13A495-AA
Serp. Belt MCJK6-370-B
Breather E6ZE6A(Z or 7)85-AA
Bar/Brace E8SE-9K378-AA
Hose E(5 or S)ZZ-18472-D
??? E57SZ-5B112-A

that last number comes up invailed on my ford parts catalog