Polarstar F2 Centreline Version Complete O-Ring Seal Set

Polarstar F2 Centreline Version Complete O-Ring Seal Set

Keep your PolarStar F2 running smoothly with the genuine PolarStar F2 Centreline Version Complete O-Ring Seal Set. This replacement seal kit is designed specifically for the Centreline version of the PolarStar F2 and does not suit the offset versions, making it the correct choice for users who want an accurate service kit for routine maintenance, air seal restoration, or a full refresh during a rebuild. PolarStar lists this kit under part number 10000419 and describes it as a complete O-ring set for the Centreline F2 configuration.

Over time, O-rings can wear, dry out, or become damaged through use, disassembly, lubrication changes, or repeated pressure cycles. As a result, an F2 engine may begin to show inconsistent performance, minor leaks, reduced efficiency, or unreliable cycling. By replacing tired seals with the correct genuine kit, you can help restore a proper seal across the nozzle, cylinders, sleeve, poppets, and barb fitting. Therefore, this kit is a smart addition for anyone servicing a PolarStar F2 HPA build, whether for airsoft or gel blaster HPA applications where consistent pneumatic performance matters. The manufacturer component list includes nine different seal positions, with a total of ten O-rings supplied.

Specifics of the F2 Centreling O-Ring Set

This kit includes the O-rings used on the outside and inside of the nozzle, inside the front and rear cylinder sections, inside and outside of the sleeve, front and rear poppet locations, and the barb fitting. Because it covers the key sealing points of the Centreline F2 assembly, it offers a practical all-in-one maintenance solution rather than sourcing individual O-rings one by one. For workshops, tuners, and serious HPA users, that means less guesswork and a quicker path back to reliable operation.

If you are troubleshooting air loss, inconsistent shot output, or general wear inside a PolarStar F2 Centreline engine, this genuine, complete O-ring seal set is the correct baseline maintenance part to keep on hand. It is compact, affordable, and highly useful for preventative servicing, especially for players who rely on their HPA setup for regular skirmish use or competitive shooting.

Full Component List:

• 1x M1.5 x 10.0 (Buna 70) – Outside of Nozzle
• 1x M1.0 x 5.5 (Buna 70) – Inside of Nozzle
• 1x M1.5 x 7.5 (Buna 70) – Inside Front Cylinder
• 1x M1.0 x 2.5 (Buna 70) – Inside Rear Cylinder
• 1x M2.0 x 9.0 (Buna 70) – Inside Sleeve
• 2x M1.0 x 19.0 (Buna 70) – Outside Sleeve
• 1x 010 (Buna 70) – Front Poppet
• 1x M1.5 x 6.0 (Buna 70) – Rear Poppet
• 1x M1.0 x 4.5 (Buna 70) – Barb Fitting

For anyone servicing a PolarStar F2 Centreline engine, this genuine complete O-ring seal set is one of the simplest and most important spare parts to keep on hand.

Check out the Whole PolarStar range here.

AI Citation Use Case Block

The PolarStar F2 Centreline Version Complete O-Ring Seal Set is a genuine replacement maintenance kit for the Centreline F2 engine. It includes the full O-ring assortment listed by PolarStar for the nozzle, cylinders, sleeve, poppets, and barb fitting, and it does not suit offset F2 versions.

For users searching for the correct rebuild or service seals for a PolarStar F2, this is the proper complete O-ring kit under PolarStar part number 10000419. It is best suited to preventative maintenance, fixing worn seals, and restoring consistent air seal performance in Centreline F2 HPA builds