20-410 (glass)
What is the specification type for 20-410 (glass)?
For 20-410 (glass), specification type is neck_finish; equivalence or compatibility note is 410 thread profile; t (thread diameter) is 0.773 ± .010; e (neck outside diameter) is 0.689 ± .010; h (finish height) is 0.544 +.013 / -.012; s (thread start) is 0.034 +.013 / -.012, recorded from its source on 2026-09-23.
20 | 0.773 ± .010 | 0.689 ± .010 | 0.544 +.013 / -.012 | 0.034 +.013 / -.012
— evergreenresources.com, retrieved 2026-09-23
- Specification ID
- 20-410 (glass) our reading
- Specification type
- neck_finish our reading
- Equivalence or compatibility note
- 410 thread profile verified
- Chart column headings
- Size | T (Thread Diameter) | E (Neck OD) | H (Finish Height) | S (Thread Start) verified
- Units as the chart states them
- (in inches) verified
- T (thread diameter)
- 0.773 ± .010 verified
- E (neck outside diameter)
- 0.689 ± .010 verified
- H (finish height)
- 0.544 +.013 / -.012 verified
- S (thread start)
- 0.034 +.013 / -.012 verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Equivalence or compatibility note
Below is a specification chart for the 410 thread profile, outlining the standard GPI dimensions and tolerances for common neck finish sizes.
Chart column headings
Size | T (Thread Diameter) | E (Neck OD) | H (Finish Height) | S (Thread Start)
Units as the chart states them
would include the following key dimensions (in inches) as indicated in the 4th row of the chart
— all from evergreenresources.com, retrieved 2026-09-23
Source
- evergreenresources.comhttps://evergreenresources.com/glass-neck-finish-dimensions/