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The siphon is a must for the steam pressure gauge when used with steam (not needed for air service)
In most full sized boilers the minimum level was what was considered as the minimum safe level over the crown sheet
They have knurled tops and do a great job of adding the additional detail to dress up an engine
Godshall's carries a complete selection of high-speed taps & dies for standard threads (in addition to our MTP selection)
Oil Cup - Brass Size:8-32 thread height: 1/2" rim diameter: 9/32" 003 4-40 11/64 0Designed as a way to apply oil to a breaking and then cover the oil passage in order to keep dirt out of the bearing. The lids screw into the body and are knurled to allow ease of use.
