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SR 13652
OEM: 13652
Type SD2,
Interlock Contact Box
​5" L x 3 1/2" W
Serge Elevator Parts/Interlock 
SR 50043
OEM: 50043
Type SD2,
Interlock Keeper Ass'y
(Advise which hand)


SR 13658 (also SR 50037LH)
OEM: 13658
Type SD2,
Interlock Contact Assembly
(Bakelite type)
(Advise which hand)



SR 50043-1
OEM: 50043-1
Type SD2,
Interlock Keeper Contact Tip



SR 50042
OEM: 50042
Type SD2,
Interlock Roller Ass'y



SR 14100
OEM: 14100
Interlock Release Ass'y,  
Type SD2, Please indicate Left Hand or Right Hand