O'THOMPSON ELEVATOR REPLACEMENT PARTS
Stepper Selector Back View:
Ref/Part # Part Name
NS-2 Pawl
NS-4 Relay Extension Piece
NS-5 Brass Contact Extension
NS-7 Shaft
NS-10 Detente Arm & Ball
NS-11 Wheel
NS-12 Board
NS-13 Brackets
NS-14 Assembled Nothing Relay w/Coil
Ref/Part # Part Name
NS-1 Contact Segment
NS-3 Bronze Actuator Arm
NS-6 End Conact Segment
NS-8 Bushing Lock Nut
NS-9 Bushing with Bearings
TH NS-7 & TH NS -11
OEM# NS-7 & NS-11
Shaft & Wheel
TH NS-4
OEM# NS-4
Relay Extension Piece
TH NS-3
OEM# NS-3
Relay Extension Piece
TH E9
OEM# E9
Cone Spring
.018 x 3/4" Free Length
Open Contact for "F" & "G" Magnet
TH G27
OEM# G27
Cone Spring
.022 x 1-1/8" Free Length
"F" & "G" Open Contact Assembly
TH F27
OEM# F27
Cone Spring
.026 x 1" Free Length
VDA Stop Selector "C" Relay Arm & "SK" Contact Assy
TH HK2
OEM# HK2
Compression Spring
.060 x 1-3/8" Free Length
(One (1) & Two (2) Pole "HM" Contact Assembly
TH SK9
OEM# SK9
Cone Spring Cup &
Thrust Washer- No
Spring Pin
TH KK2
OEM# KK2
Cone Spring Cup &
Thrust Washer- No
Spring Pin
TH NS-14
OEM# NS-14
Assembly