A
CC
C C
BB
CC
AA
C C
B B
C C
C C
A A
FWD
A-A
A
B-B
C-C
3
3
STA
420
STA
440
STA
460
STA
480
STA
500
STA
500A
STA
500B
STA
500C
STA
500D
STA
520
STA
537.45
FLOOR PANEL
(SECTION 43)
FLOOR PANEL
(SECTION 43)
0.10 ±0.04 INCH
(2.54 ±1.02 mm)
0.175 ±0.025 INCH
(4.445 ±0.635 mm)
0.10 ±0.04 INCH
(2.54 ±1.02 mm)
IF CLEARANCE IS MORE THAN 0.22 INCH (5.59 mm).
INSTALL BACS40R010U190 BETWEEN THE SEATRACKS,
AND INSTALL THE CLEARANCE COVER SHIM
BACS40R010U477 IN AISLE.
PANEL
SUPPORT
PANEL
FLOOR BEAM
FLOOR BEAM
PANEL
(EXAMPLE)
(EXAMPLE)
(EXAMPLE)
2103520 S0000447826_V2
Floor Panel Installation and Sealing
Figure 401/53-21-00-990-806 (Sheet 2 of 3)
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
53-21-00
Page 404
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF 151, 156-199, 401, 402, 405, 416, 452, 508-510,
523, 525-528, 536, 541, 542, 571-577, 671, 672, 686,
703, 707-710, 803, 808-811, 813, 854-856, 861-863,
871-874, 968-970, 972, 973