Tektronix 475 - Left Side & Bottom

Mechanical Parts List—475
Fig. &
Index
No.
LEFT
Q
Tektronix Serial/Model No. t
Part No. Eff Disc y
SIDE & B OTTOM
Description
1 2 3 4 5
4- 672-0045-00 1 CI RCUIT B OARD A S S E M B L Y — ATTENUATO R
-
circ uit board asse m b l y includes:
-1
----- -1
2
CIRCUIT BOARD A S S E M B L Y — C H -1 & CH-2
-
ATTEN A1 & A2
-
each circu it boa rd assem bly includes:
-2 200-1439-00
i
COVER, chassis, attenuat or
-
mou nting hardware: (not included w/cover)
-3
213-0055-00
1 SCREW, thead forming, 2-32 x 0.188 inch, PHS
-4
210 -0845-00
i
WASHER, flat, 0.109 ID x 0.25 inch OD
-5
211-00 08-00 4
SCREW, 4-40 x 0.25 inch, PHS
-6
210 -0994-00
4
WASHER, flat, 0.125 ID x 0.25 inch OD
-7
441 -1058-00
1 C H A S S I S , atte nuator
-
mounting hardware: (not included w/chassis)
-8 211- 0001 -00 2
SCREW, 2-56 x 0.25 inch, PHS
-9
210-0053-00 2
WASHER, lock, split, 0.092 ID x 0.175
-
inch OD
-10
210-0938-00 2
WASHER, flat, 0.109 ID x 0.25 inch OD
-11
210 -0405-00 2
NUT, hex., 2-56 x 0.188 inch
-12
129-0299-00
4 POST, hex., 0.333 inch long
-13
210-0004-00
4
WASHER, lock, internal, 0.12 ID x 0.26
-
inch OD
-14 131-0679 -00 1
CONNECTOR, electrical, B N C , w / hardwa re
-15
220 -0569-00 1
NUT, knurled, 0.50-28 x 0.235 inch
-16 361-0424-00 1
SPACER, r ing
-17
105 -0243-00
B010100 B029999
1
LEVER, sw i tch— AC DC
105- 0 243-01 B030000
1
LEVER, sw i tch— AC DC
-
mounting hardware: (not included w/lever)
-18
213-0214-00
1
SCREW, 2-56 x 0.375 inch, CAP SOC
131-1314-00 XB030000
1
CONTACT, electrical, gro u nding (not shown)
-19
131-0963-00
2
CONTACT, electrical, g round ing
-20
354-0391-00
2 RING, retaini n g
-21
210 -0406-00 10
NUT, hex., 4-40 x 0.188 inch
-22 401-0081-02 1
BEARING, cam switch, front
-
mounti n g hardware: (not incl uded w/bearing)
-23
211-0097-00
2 SCREW, 4-40 x 0.312 inch, PHS
-24
210-0004-00
2
WASHER, lock, internal, 0.12 ID x 0.26 inch OD
-25 214-1127-00
4
ROLLER, deten t
-26
214-1139-00 2
-
SPRING, flat, gold
2 1 4 - 113 9 - 0 2 2
-
SPRING, flat, green
2 1 4 - 1 1 3 9-0 3 2
-
SPRING, flat, red
-27
105 -0282-00
1
DRUM, cam switch
-28
401-0115-00
1
BEARING, c am switch, center
-29
105-0343-00 1
ACTUATOR, cam switch
-30
401 -0081-00 1
BEARING, cam switch, front
-31 136-0252-01 36
SOCKET, p in connector, 0.178 inch long
^Refer to Electric a l Parts List for part n u m b e r .
Repl ace only w i t h par t bear ing the same color code as the o rigi n al part in your
instrument.
©
8-11