(a) All holes, slots, joggles and seams in the seal place shall be sealed. All fasteners require sealing.
(2)
Extensive Seal
(a) All holes, slots, joggles and seams in the seal plane shall be sealed. Fasteners do not require sealing except for bolts and screws in class II or larger holes. Dome O-ring type nutplates do not require sealing.
(3)
Intermediate Seal
(a) All holes, slots, joggles and seams in the seal plane require sealing. Fasteners do not require sealing.
(4)
Limited Seal
(a) All holes, slots and joggles shall be sealed. Seams and fasteners do not require sealing.
(5)
Special Seal
(a) Seal per drawing.
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51-31-00
ALL ú ú B01 Page 1 ú Oct 25/84
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
STA STA 360
STA 2-A227.8
178 294.5
41 SECTION REQUIREMENTS
PRESSURE SEAL (PRESSURE SEALANT)
1-A (EXTENSIVE) - INSIDE CONTOUR OF APL 1-B (EXTENSIVE) - AFT SURFACE OF STA 178 BHD 1-C (EXTENSIVE) - APL SIDE OF WHEEL WELL 1-D (EXTENSIVE) - CAB WINDOWS SEALED PER BAC5505 PER WINDOW INSTL DWGS
WEATHER SEAL (BMS 5-95 OR BMS 5-79)
2-A (INTERMEDIATE) - ALL EXTERNAL NONBONDED SEAMS & GAPS 2-B (LIMITED) - ALL GAPS IN EDGES OF STRUCTURE AT DOOR CUTOUTS 2-C (LIMITED) - CAB WINDOW GAPS SEALED PER BAC5505 PER WINDOW INSTL DWGS
LIQUID SEAL (PRESSURE SEALANT EXCEPT AS NOTED)
3-A (ABSOLUTE) - TOP SURFACE OF FLOORS IN TOILET, GALLEY & ENTRYWAY 3-B (ABSOLUTE) - TOILET SERVICE PAN (R SIDE)
Body Sealing Index and Requirements
Figure 1 (Sheet 1)
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51-31-00
ALL ú ú B01 Page 2 ú Oct 25/84
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
STA STA 360 540
43 SECTION REQUIREMENTS
PRESSURE SEAL (PRESSURE SEALANT)
1-A (EXTENSIVE) - INSIDE CONTOUR OF APL
1-B (LIMITED) - CARGO DOOR HINGE BOXES (BETWEEN BODY FRAMES)
WEATHER SEAL (BMS 5-95 OR BMS 5-79)
2-A (INTERMEDIATE) - ALL EXTERNAL NONBONDED SEAMS & GAPS 2-B (LIMITED) - GAPS BETWEEN WINDOW FTGS & BODY SKIN (AERO-SMOOTHER)
Body Sealing Index and Requirements
Figure 1 (Sheet 2)
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51-31-00
ALL ú ú B01 Page 3 ú Oct 25/84
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500
MAINTENANCE MANUAL
STA STA STA STA STA 540 663.75 727 908 1016
CENTER 4-A 2-A SECTION
46 SECTION REQUIREMENTS
PRESSURE SEAL (PRESSURE SEALANT)
1-A (EXTENSIVE) - INSIDE CONTOUR OF APL 1-B (EXTENSIVE) - FWD SURFACE OF FRONT SPAR BHD 1-C (EXTENSIVE) - AFT SURFACE OF STA 727 BHD 1-D SEALED PER 65-47801 (REF) WING SEALING DWG 1-E (LIMITED) - CARGO DOOR HINGE BOXES (BETWEEN BODY FRAMES)
WEATHER SEAL (BMS 5-95 AND BMS 5-79)
2-A (INTERMEDIATE) - EXTERNAL NONBONDED SEAMS & GAPS 2-B (LIMITED) - GAP BETWEEN WINDOW FTGS & SKIN INSTL (AERO-SMOOTHER) 2-C (LIMITED) - ALL GAPS IN EDGES OF STRUCTURE AT DOOR CUTOUTS
LIQUID SEAL (PRESSURE SEALANT EXCEPT AS NOTED)
3-A (ABSOLUTE) - TOP SURFACE OF FLOORS IN TOILET, GALLEY & ENTRYWAY AREAS 3-B (ABSOLUTE) - TOILET SERVICE PAN (R SIDE) 3-C (INTERMEDIATE) - VACUUM RELIEF VALVE STANDPIPE
FUEL SEAL (FUEL SEALANT)
4-A SEALED PER 65-47801 (REF) WING SEALING DWG
Body Sealing Index and Requirements Figure 1 (Sheet 3)
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