ARMY TM 9-6115-604-12 NAVY NAVFAC P-633-12 Table 1-1. System Capacities and Detailed Data on Components (Continued) 9. CONTROLS, INSTRUMENTS, AND SWITCHGEAR (CONTINUED) Mechanical Characteristics: Silver contact surfaces; double sided; double wiping knife type rotary contacts; oval handle; contact material phosphor bronze alloy, terminals copper with silver overlay at contact area with overall silver plate Manufacturer: Electro Switch Corporation Part Number: 31203B with 3P25B (plate) FSCM: 82121 Annunciator Alarm Component Board Assembly A10 and A11 Drawing Number: 80-7644 Printed Circuit Construction Relays K1 through K9 10 amperes, DPDT per MIL-R-5757 Terminal Boards TB1, TB2, and TB3. Per MIL-T-55164, 38TB Operating Temperature: -25 to +125°F (-31 to 51°C) Storage Temperature: -65 to +155°F (-53 to 68°C) Humidity Conditions: To 100% Manufacturer. Dynamics Corporation of America, Femont Division Part Number. 690640-001 FSCM: 93742 ANNUNCIATOR HORN LS1 Drawing Number 80-7369 Rating 24 V dc, 0.16 amperes, 3 5 V a, 24 ohms Noise Level: 101 dB at 10 feet (3 m) Operating Temperature -25 to +125°F (-31 to 51°C) Storage Temperature -65 to +155°F (-53 to 68°C) Humidity Conditions. To 100% Manufacturer Edwards Company, A Unit of General Signal Corporation Part Number: 875-G1 FSCM 19557 CLOCK 60 Hz M110 and CLOCK 50 Hz Mill Drawing Number 80-7707 Voltage Rating 120 V ac 1.0% Current Rating. 0.05 ampere Dial White with black arabic numerals, 1 through 12 and second marks Hands: Black tapered hour and minute, black sweep second hand Case: Conforms to Specification GG-C-466E UL listed molded plastic Operating Temperature -25 to +125°F (-31 to 51°C) Storage Temperature -5 to +155°F (-53 to 68°C) Humidity Conditions To 100% Manufacturer P & I Industries Inc. Part Numbers 80-7707-01 (50 Hertz). A OL-ESF-50 Hz 80-7707-02 (60 Hertz) A10OL-ESF-60 Hz 1-41