INCH-POUND MIL-PRF-55629/2G 10 March 2010 SUPERSEDING MIL-PRF-55629/2F 21 September 2005 PERFORMANCE SPECIFICATION SHEET CIRCUIT BREAKERS, MAGNETIC, UNSEALED TRIP-FREE, SINGLE POLE, AUXILIARY CONTACTS (0.2 TO 50 AMPERES) This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-PRF-55629. FIGURE 1. Dimensions and configurations (configuration 1). AMSC N/A FSC 5925 MIL-PRF-55629/2G Inches mm Ltr Min Max Min Max A 1.420 1.470 36.07 37.34 B .149 .211 3.78 5.36 C .730 .780 18.54 19.81 D .359 .391 9.12 9.93 E 2.046 2.078 51.97 52.78 F --- 2.530 --- 64.26 G .187 .249 4.75 6.32 H .109 .171 2.77 4.34 J --- 2.800 --- 71.12 K .249 .311 6.32 7.90 L 1.660 1.960 42.16 49.78 M --- 2.340 --- 59.44 N .519 .699 13.18 17.75 P --- .427 R --- 10.84 R R .230 .270 5.84 6.86 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .031 (0.79 mm). 4. Nut-hex: .190 - 32 UNF-2B, .313/.303 across flats, .109 .010 thick. Material: Brass (ASTM-B121/B121M or equivalent) tin plated (ASTM-B545 or equivalent) or stainless steel, for each terminal. 5. Captive washer nut assembly of brass nut, bronze washer, tin plated or lockwasher, internal or external tooth, NASM35333-107 or MS35335-88 or equivalent. 6. Washer, flat: .378/.368 O.D., .204/.190 I.D., .032 .005 thick. Material: Brass (ASTM-B121/B121M or equivalent), tin plated (ASTM-B545 or equivalent), or phosphor bronze, composition (ASTM-B139/B139M or equivalent). 7. Auxiliary contact terminals shall provide for soldered connections and shall be located on the back side of the circuit breaker (same surface as main terminals) otherwise location, style, and design are optional. 8. Lockwasher, Split: NASM35338-138 or equivalent. 9. Physical item marking of the words LOAD and CB CONT OPEN is optional. FIGURE 1. Dimensions and configurations (configuration 1) Continued. 2