Model 8640B TM 9-4935-601-14-7&P
Table. 6-3. Replaceable Parts
Reference HP Part Mfr
Designation Number Qty Description Code Mfr Part Number
MP47 3160-0217 1 FAN BLADE .76-THK 3-OD .079-ID 28480 3160-0217
MP48 5040-0170 1 GUIDE:PLUG-IN PC BOARD 28480 5040-0170
MP49 3030-0007 SCREW-SET 4-40 .125-IN-LG SMALL CUP-PT 28480 3030-0007
MP50 5040-0447 1 FCOT:REAR(LONG) 28480 5040-0447
MP51 NOT ASSIGNED
MP52 08620-20016 1 HEAT SINK, TRANSISTOR 28480 08620-20016
MP53 08640-00014 1 DECK, TRANSFORMER 28480 08640-00014
MP54 08640-00015 1 DECK, MAIN 28480 08640-00015
MP55† 08640-00065 1 SHIELD, ATTENUATOR 28480 08640-00065
MP56† 0400-0005 1 GROMMET:RUBBER FOR 0.562" DIA HOLE 73734 #1660
MP57 0403-0026 2 GLIDE: NYLON 28480 0403-0026
MP58 8160-0238 1 GASKET MATL,RFI, RING((MAIN TUNEI 28480 8160-0238
MP59† 8160-0239 1 GASKET MATL, RFI,RING(FINE TUNE) 28480 8160-0239
MP60 08640-20228 1 COLLAR,RETAINING(FINE TUNE SHAFT) 28480 08640-20228
MP61 08640-40052 1 LEVER SLIDE SWITCH 28480 08640-40052
MP62 08640-20057 1 INSULATOR, TRANSISTOR SCREW 28480 08640-20057
MP63- NOT ASSIGNED
MP67 NOT ASSIGNED
MP68 08640-00072 1 BRACKET, FAN, TOP 28480 08640-00072
MP69 08640-00073 1 BRACKET, FAN, ROTTOM 28480 08640-00073
MP70 08640 00074 1 FOAM STRIP, 80TTCM COVER 28480 08640-00074
MP71- NOT ASSIGNED
MP79 NOT ASSIGNED
MP80 1430-0761 1 GEAR SPUR 28480 1430-0761
MP81 08640-00037 1 INSULATOR, SOTTOM COVER 28480 08640-00037
MP82 NOT ASSIGNED
MP83 3030-0343 1 SCREW SET 1/4-28 .25-IN-LG HALF DOG-PT 28480 3030-0343
P1 1251-3294 1 CONNECTOR. PC EDGE, 10-CONT, SOLDER EYE 05574 3VH10/1JN12
P2 1251-0198 1 CONNECTOR-PC EDGE 6-CONT/ROW 2-ROWS 71785 251-06-30-261
5040-0327 1 HOOD:CONNECTCR 28480 5040-0327
P3 1251-1249 1 PL2G KEY-PRINTED CIRCUIT CONN 90949 143-953
1251-1313 1 CONTACT-CONN FEM CRP 9D949 220-502
1251-3054 1 CONNIECTOR STRIP:9 OPEN POSITION 74868 221-68
Q1 1854-0063 4 TRANSISTOR NPN 2N3055 SI TO-3 PD=115W 28480 1854-0063
Q2 1854-0063 TRANSISTOR NPN 2N3055 SI TO-3 PD=115W 28480 1854-0063
Q3 1854-0250 1 TRANSISTOR NPN SI TO-3 PD=11SW 28480 1854-0250
Q4 1854-0063 TRANSISTOR NPN 2N3055 SI TO-3 PD=115W 28480 1854-0063
Q5 1854-0063 TRANSISTOR NPN 2N3055 SI T7-3 PO=115W 28480 1854-0063
R1† 2100-3344 1 R:VAR DUAL 2K/20K OHM 20/10 LIN 28480 2100-3344
R2 (PART OF R1)
R3† 0698-3449 1 RESISTOR 28.7K 1% 125W F TC=0+-100 16299 C4-1/8-TO-2872-F
S1 3101-1395 1 SWITCH-P8 DPCT DB ALTNG 10.5A 250VAC 00501 53-67280-121/A1H
S2 3101-0070 1 SWITCH-SL DPOT-NS MINTR .5A 125VAC/DC 79727 GF-126-0000
S3 3101-0163 1 SWITCH-TGL SUBWIN SPOT NS 5A 115VAC 09353 2-11
T1 9100-3350 1 TRANSFCRPER: POWER 28480 9100-3350
W1 8120-1378 1 CABLE ASSY 3-COND 18-AWG 28480 8120-1378
W2 8120-1886 1 CABLE-COAX .086-00 28480 8120-1886
W3 8120-1890 1 CABLE ASSY-COAX 5.253-LG 28480 8120-1890
W4 08640-60127 1 CABLE ASSY, FM INPUT/OUTPUT 28480 08640-60127
W5 8120-1928 2 CABLE-SHLD 2-COND 24-AWG 28480 8120-1928
W6 8120-1881 1 CABLE-COAX .086-OD 28480 8120-1881
W7 8120-1882 1 CABLE-COAX .086-00 28480 8120-1882
W8 8120-0580 1 CABLE ASSY, COAX 28480 8120-0580
W9 8120-1928 1 CABLE-SHLD 2-COND 24-ANG 28480 8120-I1928
W10 8120-0581 1 CABLE ASSY, COAX 28480 8120-0581
W11 8120-1885 1 CABLE-COAX 28480 8120=1885
W12 08640-60128 1 CABLE ASSY, FM INPUT/OUTPUT 28480 08640-60128
W13 08640-60126 1 CABLE ASSEMBLY 28480 08640-60126
W14 8120-1891 1 CABLE-COAX .086-OD 28480 8120-1891
W15 08640-60124 1 CABLE ASSY, EXTERNAL TIME BASE 28480 08640-60124
W16 8120- 1525 1 CABLE-SHLD 6-COND 22-AWG 28480 8120-1525
See introduction to this section for ordering information.
†SEE TABLES 7-1 AND 7-2, FOR BACKDATING.
6-39
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