Part Number: 1310-2186 (67 ea stock) Part Number: 1310-2189 (47 ea stock) Part Number: 13-10219-00 (Resistor, fixed) Part Number: 131-021-9002 (Our stock) Part Number: 1310-2194 (557 ea stock) Part Number: 1310-2198 (New in stock) Part Number: 131022 (Ne) Part Number: 13-10220 (Faa instrument flying handbook) Part Number: 131022013K (Res 22 ohm 5 1/8w cf) Part Number: 131-0220-23 (Resistor ea) Part Number: 131-0220700 (No description) Part Number: 131-0221-23 (Resistor ea) Part Number: 131022123K (Res 220 ohm 5 1/4w cf) Part Number: 13-10222 (Faa aviat weather)