Tektronix 434 - Page 183

Mechanical Parts List— 434/R434
FIGURE 1 FRONT (cont)
Fig. &
Index
No.
Tektronix
Part No.
Serial/Model No.
Eff Disc
Q
t
y
1-74
670-1359-03
1
388-1918-00 l
-75
131-0589-00 37
-76 131-0604-00 24
-77 136-0235-00 5
-78 136-0241-00
1
-79 136-0252-04
87
-80
214-0579-00 18
105-0262-00
1
-81 200-1208-00
1
-82 211-0079-00 6
-83
210-0001-00
6
-84 210-0405-00
6
-85
344-0140-00 1
-86
211-0079-00 1
-87 210-0001-00 1
-88
210-0405-00
1
-89 105-0232-00 1
-90 211-0079-00 2
-91
210-0001-00
2
-92 105-0233-00
1
-93 401-0056-00
1
-94 210-0591-00 2
-95 407-0653-00 1
210-0591-00 2
-96 105-0231-00
1
-97
401-0064-00 2
210-0591-00
2
-98 214-1127-00
2
-99
214-1139-001
-
214-1139-021
-
214-1139-031
-
-100 210-1131-00
1
-101
376-0122-00
1
213-0153-00
1
-102 384-0799-01
1
1 2 3 4 5
Description
CIRCUIT BOARD ASSEMBLY—HORIZONTAL A8
circuit board assembly includes:
CIRCUIT BOARD
TERMINAL, pin, 0.50 inch long
CONTACT, electrical, cam switch
SOCKET, transistor, 6 pin
SOCKET, integrated circuit, 10 pin
SOCKET, pin connector
PIN, test point
ACTUATOR ASSEMBLY, cam switch
actuator assembly includes:
COVER, cam switch
mounting hardware: ( n o t in c lu d e d w / c o v e r )
SCREW, 2-56 x 0.188 inch, RHS
WASHER, lock, internal, 0.092 ID x 0.18 inch OD
NUT, hex., 2-56 x 0.188 inch
CLIP, spring tension, plastic
mounting hardware: ( n o t in c l u d e d w / c l ip )
SCREW, 2-56x0.188 inch, RHS
WASHER, lock, internal, 0.092 ID x 0.18 inch OD
NUT, hex., 2-56x0.188 inch
STOP, stationary
mounting hardware: ( n o t in c lu d e d w /s t o p )
SCREW, 2-56x0.188 inch, RHS
WASHER, lock, internal, 0.092 ID x 0.18 inch OD
STOP, rotary
BEARING, rear
mounting hardware: (not in c lu d e d w /b e a r in g )
NUT, hex., 4-40x0.188 inch
BRACKET, center support
mounting hardware: ( n o t in c lu d e d w /b r a c k e t )
NUT, hex., 4-40x0.188 inch
DRUM, sweep
BEARING, front
mounting hardware for each: ( n o t in c l u d e d w / b e a r in g )
NUT, hex., 4-40 x 0.188 inch
ROLLER, detent
SPRING, flat, gold
SPRING, flat, green
SPRING, flat, red
WASHER, plastic, 0.375 ID x 0.562 inch OD
COUPLER, sweep
coupler includes:
SETSCREW, 5-40x0.125 inch, HSS
SHAFT, 5.948 inches long, w/driver
’Replace only with part bearing the *ame color code os the original part in your instrument.