Part Number: 10177367-001 (Electron tube) Part Number: 10177367-002 (Electron tube) Part Number: 10177367-003 (Electron tube) Part Number: 10177367-3 (Tube-elec-kly) Part Number: 10177370 (Elec tube) Part Number: 10177373 (No description) Part Number: 10177376 (Adapter-connector) Part Number: 10177377 (Adapter) Part Number: 10177382 (Transformer power) Part Number: 10177384 (No description) Part Number: 10177394 (Meter arbitrary) Part Number: 10177395 (Meter) Part Number: 10177396 (Hardware) Part Number: 10177397 (Ammeter arbitra-kl9)