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 2925-01-434-6945
NSN 5915-01-526-2608
NSN 6320-01-433-3953
NSN 5910-00-110-0409
NSN 6145-00-917-2721
NSN 5996-01-008-0704
NSN 6650-01-548-7073
NSN 6145-01-480-0097
NSN 5998-00-506-2807
NSN 6145-01-479-8135
NSN 7035-01-607-6711
NSN 6645-00-841-0026
Last Updated: 06/10/2025