83-400
For 83-400, specification type is neck_finish; description is 83 mm neck, 400 series (1 thread turn); primary dimension is T max 83.00 mm, T min 82.12 mm; secondary dimension is E max 80.00 mm, E min 79.07 mm; equivalence or compatibility note is 1 Thread turn, recorded from its source on 2026-08-12.
- Specification ID
- 83-400
- Specification type
- neck_finish our reading
- Description
- 83 mm neck, 400 series (1 thread turn)
- Primary dimension
- T max 83.00 mm, T min 82.12 mm
- Secondary dimension
- E max 80.00 mm, E min 79.07 mm
- Equivalence or compatibility note
- 1 Thread turn
- Additional data
- 400H max 12.75 mm, 400H min 12.00 mm; S max 1.90 mm, S min 1.14 mm; I min 70.00 mm; 5 threads/in.
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.
What the source says
83 | 83.00 | 82.12 | 80.00 | 79.07 | 12.75 | 12.00 | | | | | 1.90 | 1.14 | 70.00 | 5
— contapack.com.au, retrieved 2026-08-12
Source
- contapack.com.auhttps://www.contapack.com.au/SPI-Neck-Finishes.html