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At a Glance: Complete O-ring replacement kit for AirCraft SG-A137 spray gun sealing points
A spray gun depends on tight sealing to keep pressure stable and paint flowing where it should. The AirCraft SG-A137-01 O-ring Kit is a practical service solution
for refreshing worn seals on your SG-A137 spray gun, helping prevent air leaks, paint seepage and inconsistent spray performance. Whether you’re doing preventative
maintenance or fixing a troublesome leak, this kit helps restore smooth operation and reliable results.
Dedicated seal service kit for the SG-A137 spray gun
O-rings are small parts with a big job—keeping joints sealed, controls moving smoothly and pressure behaving properly. Replacing tired O-rings is one of the
simplest ways to improve reliability, especially on spray guns that are used often or cleaned regularly with solvents.
Extra Information
Compatibility: intended for the AirCraft SG-A137 spray gun.
Replace O-rings if you notice air leaks, paint seepage, sticky controls or inconsistent spray output.
Keep parts clean and avoid scratching sealing surfaces during disassembly and reassembly.
Pro Tip
Lightly lubricate O-rings with a compatible lubricant (where appropriate) before reassembly to reduce pinching and twisting—then test with clean air before spraying paint.
Features
Made for SG-A137 Designed specifically as an O-ring kit for the AirCraft SG-A137 spray gun.
Multi-piece seal kit Includes O-rings for key sealing points to support a proper service refresh.
Maintenance-friendly spare part Ideal for preventative servicing or leak troubleshooting.
Workshop-ready solution Helps reduce downtime and keep your spray gun dependable.
Benefits
Helps prevent leaks: Refreshes sealing points that can cause hissing air leaks or paint weeping at joints.
More consistent spraying: Better sealing supports steadier pressure and more predictable atomisation.
Longer spray gun life: Regular seal replacement reduces wear from solvents, vibration and repeated cleaning cycles.
Safety
Wear eye protection when servicing spray equipment and working with compressed air.
Disconnect the air supply and depressurise the spray gun fully before disassembly.
Use gloves when handling cleaning solvents and keep the workspace well-ventilated.
Reassemble carefully and perform a leak test with clean air before spraying paint.
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