Terminal qty: 8; termina type: pin; container material: metal; joint electronics type designation system item name: receiver-transmitter; joint electronics type designation system type number: oa-1257/mpq-4a; crystal qty: 1; terminal location: axially at one end; crystal material: quartz; crystal frequency for which designed: 30.0 megahertz; 1.084 in.Dia by 3 in.O/a dim, hermetically sealed; mtg configuration: mounts into a standard octal base;
1 mounting device quantity, bolt mounting method, accommodates one item 7/8 in. Dia. , steel body material, zinc body surface treated
Plastic or plastic, phenolic body material, 0.375 inches diameter, 0.185 inches length, 3/8-24 thread size, part no. 1020 end item identification
Plastic or plastic, phenolic body material, 0.688 inches diameter, 0.594 inches length, cap for lamp socket usage design, friction mounting method
Plastic or plastic, phenolic body material, 0.688 inches diameter, 0.594 inches length, cap for lamp socket usage design, friction mounting method
0.147 inches unthreaded mounting hole diameter, 0.875 inches distance between mounting facility centers, 2 mounting facility quantity
Metal, nonferrous or aluminum body material, 3.500 inches diameter, 0.938 inches length, 3/12-2 thread size, type no. An/cpn-4 end item identification
NSN 6130-01-512-8510
NSN 6220-00-295-3594
NSN 6645-00-935-7046
NSN 4140-01-247-2327
NSN 6135-01-313-4865
NSN 5998-00-670-0369
NSN 5999-01-228-7170
NSN 2925-01-530-6727
NSN 5996-00-376-5442
NSN 6685-01-303-6220
NSN 5945-00-769-0856
NSN 5996-01-414-6709
Last Updated: 08/06/2025