Reference data, fig 183b-1, t.O. 31p6-2fps20-4, technical manual, illustrated parts breakdown, radar sets an/fps-20, pg 464
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 5945-01-316-4236
NSN 6320-01-412-2973
NSN 4140-01-206-1004
NSN 6110-01-177-5551
NSN 5999-00-775-6428
NSN 5945-01-505-3717
NSN 5960-00-151-7576
NSN 5945-00-577-2820
NSN 6150-01-063-8315
NSN 5990-01-190-8223
NSN 6150-00-959-1911
NSN 6105-01-481-5166
Last Updated: 06/14/2025