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Makita
Power Nailer

Model # AF503 Official Makita pneumatic brad nailer

Here are the diagrams and repair parts for Official Makita AF503 pneumatic brad nailer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 79 parts  |
Hex Wrench 783202-0
#402

Pneumatic brad nailer, 18 gauge diagram

Hex wrench

Part #783202-0

The manufacturer no longer makes this part, and there's no substitute part

Hex Wrench 783201-2
#401

Pneumatic brad nailer, 18 gauge diagram

Hex wrench

Part #783201-2

The manufacturer no longer makes this part, and there's no substitute part

Body I22N-08
#23

Pneumatic brad nailer, 18 gauge diagram

Body

Part #I22N-08

The manufacturer no longer makes this part, and there's no substitute part

Holder Spring A374-02
#52

Pneumatic brad nailer, 18 gauge diagram

Holder spring

Part #A374-02

The manufacturer no longer makes this part, and there's no substitute part

O-ring 44.8-2.6 A311-OT
#18

Pneumatic brad nailer, 18 gauge diagram

O-ring 44.8-2.6

Part #A311-OT

The manufacturer no longer makes this part, and there's no substitute part

Cylinder A232-23
#20

Pneumatic brad nailer, 18 gauge diagram

Cylinder

Part #A232-23

The manufacturer no longer makes this part, and there's no substitute part

Trigger B A350-04
#38

Pneumatic brad nailer, 18 gauge diagram

Trigger b

Part #A350-04

The manufacturer no longer makes this part, and there's no substitute part

O-ring 24.5-3 A311-B9
#78

Pneumatic brad nailer, 18 gauge diagram

O-ring 24.5-3

Part #A311-B9

The manufacturer no longer makes this part, and there's no substitute part

O-ring 9.8-2.4 A311-OP
#9

Pneumatic brad nailer, 18 gauge diagram

O-ring 9.8-2.4

Part #A311-OP

The manufacturer no longer makes this part, and there's no substitute part

Remote Housing A251-22
#34

Pneumatic brad nailer, 18 gauge diagram

Remote housing

Part #A251-22

The manufacturer no longer makes this part, and there's no substitute part

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