737-300/400/500
MAINTENANCE MANUAL
A 
A 
BUSHING/BOLT 
UPPER DRAG STRUT ASSEMBLY 
LOWER DRAG STRUT BOLT 
INSPECT ID OF UPPER AND LOWER PINS FOR DISTORTION 
LOWER DRAG STRUT 
A-A 
Main Landing Gear Drag Strut Figure 201 
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A 
A 
WBL 
147.00 WTF 
OUTBOARD ATTACH PIN LOCK BOLT 
A 
737-300/400/500
MAINTENANCE MANUAL
SWING LINKLANDING GEAR SUPPORT BEAM 
SEE A 
LOWER WING SKIN 
MAIN GEAR WING DOOR 
MAIN LANDING GEAR 
REAR SPAR 
INBD 
FWD 
SUPPORT BEAM 
SWING LINK 
A 
CAVITY 
BUSHING 
CLREAR SPAR 
SUPPORT BEAM0.020 INCH (0.508 mm) MAXIMUM COMBINED GAP 
SUPPORT CLLANDING GEAR BEAM FITTING 
A-A 
Landing Gear Support Beam Attachments Figure 202 
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A 
737-300/400/500MAINTENANCE MANUAL 
SEE B 
SEE C 
WING REAR SPAR 
SEE A 
GEAR BEAM 
MAIN LANDING STABILIZING 
GEAR BEAM LINK
OUTBD FWD 
OUTBOARD LINK PIN 
A 
OUTBD FWD 
B 
INBOARD LINK PIN 
OUTBD FWD 
C 
Main Landing Gear Beam Link Attachments to Wing Rear Spar 
Figure 203
L97809
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A
737-300/400/500
MAINTENANCE MANUAL
TRUNNION LINK 
A  DRAG BRACE  
FUSE BOLT  
MAIN GEAR  
SHOCK STRUT  
FORWARD  
TRUNNION  
BEARING  
LOCKWASHER  ASSEMBLY  
A  FORWARD  
TRUNNION  
FUSE BOLT  
UNIVERSAL 
NDT INSPECT FOR CRACKING OF FUSE BOLT 
FWD OUTBD 
STRUCTURAL FUSE 
A-A 
Forward Trunnion Fuse Pin Figure 204 
L58946
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A
737-300/400/500
MAINTENANCE MANUAL
1. RETAINER NUT 
SEE A LOCK BOLTS 
AFT TRUNNION BEARING LUBE FITTING 
MAIN LANDING RETAINER 2. BEARING 
GEAR SUPPORT LOCK 
BEAM 
SEE B 9. BEARING 
RETAINER
INBD 
FWD 
3. BEARING RETAINER NUT 
4. GREASE RESERVOIR 
MAIN LANDING 
GEAR SUPPORT 
A 
BEAM 
BUSHING
11. SEAL RING BEARING 
12. AFT TRUNNION  6. FUSE NUT 
5. LOCK BOLT 
8. KEY 
10. GREASE SEAL 
7. WASHER 
INSPECT OUTER CYLINDER, BEARINGSHOCK RETAINER, BEARINGSTRUT RETAINER NUT AND LOCK, AND MAIN 
INBD LANDING GEAR SUPPORT BEAM FOR FOR CRACKING 
FWD OR EVIDENCE OF DISTORATIONS 
(GREASE RESERVOIR NOT SHOWN) B 
Aft Trunnion Assembly Figure 205 
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