Part Number: 115412500MHZSPEC5010 (Corning frequency control) Part Number: 11541271 (Ne) Part Number: 115412MHZ (Ne) Part Number: 115413 (Ne) Part Number: 115-41300 (Call for availability and pricin) Part Number: 11541301 (No description) Part Number: 1154134B20 (No description) Part Number: 1154136 (Seal) Part Number: 115414 (Element) Part Number: 115-41401 (Call for availability and pricin) Part Number: 115414-02 (Weight) Part Number: 115414-04 (Balance weight) Part Number: 1154-15 (Retainer) Part Number: 115-41500 (Call for availability and pricin)