Normalized tube record

0.510 in OD tube

A measured tube group centered on 0.510-inch outside diameter. It is separated from nominal drill-size classes until a verified equivalence is recorded.

0.510 in OD

Observed outside diameters0.510" (13.0 mm)

Known kit lengths1

Linked kits / projects4

Replacement listings0

Before substituting

Match OD, wall thickness, and length.

The class name helps discovery; it does not override the kit maker's current tube specification. A close drill size does not prove that two brass tubes are interchangeable.

Kit cross-reference

Known barrel lengths

Cambridge Hybrid RB/ FPBerea Hardwoods · No SKU recordedUpper / capbarrel position0.510" (13.0 mm)tube OD1.690" (42.9 mm)tube lengthNot recordedminimum blank cutOpen kit →Churchill RB/FPBerea Hardwoods · No SKU recordedUpper / capbarrel position0.510" (13.0 mm)tube OD1.690" (42.9 mm)tube lengthNot recordedminimum blank cutOpen kit →EL Grande BP and PencilBerea Hardwoods · No SKU recordedUpper / capbarrel position0.510" (13.0 mm)tube OD1.690" (42.9 mm)tube lengthNot recordedminimum blank cutOpen kit →EL Grande RB/ FPBerea Hardwoods · No SKU recordedUpper / capbarrel position0.510" (13.0 mm)tube OD1.690" (42.9 mm)tube lengthNot recordedminimum blank cutOpen kit →