Part Number: 139038-8 (Fastener) Part Number: 139038-9 (Bushing) Part Number: 139039 (Retainer) Part Number: 13903901 (No description) Part Number: 139-03920-0020 (General purpose thick filmchip r) Part Number: 139-03920-0030 (General purpose thick filmchip r) Part Number: 139-03922-0000 (Res ch) Part Number: 139-03922-0010 (Tr res chip 200kohm 1/10w 1pct) Part Number: 13903A (Vac pump) Part Number: 13903B (Vac pump) Part Number: 13903LF (Electro sw) Part Number: 13904 (Hose assy) Part Number: 139040 (Washer) Part Number: 13904-000 (Plate)