05-13-A-0050-A-4-06-4-T WFK 65 K 21 x 24 P51-100-S-L-MD-4.5V-000-000 05-13-A-0050-A-4-06-4-G 05-13-A-0030-A-4-06-4-T-HF HW-02-19-L-D-1059-136 NHD-C-12865AZ-RN-GBW 40-901-1000-psi/kg/cm2-1/2-GY40 WFK 65 K 19 x 16 NVCWL 40-901-10000-psi/kPa-BT8-CC