T-POLARIS-SM2RR - Stainless Steel SM2 (2.035"-40) Threaded Retaining Ring
T-POLARIS-SM2RR - Stainless Steel SM2 (2.035"-40) Threaded Retaining Ring
- SM05-, SM1-, and SM2-Threaded Stainless Steel Retaining Rings
- Thread SM2 (2.035"-40)
- Thickness 0.10" (2.5 mm)
- Compatible Spanner Wrench T-SPW604 or T-SPW801
- Compatible Optic Mounts Any Internally SM2-Threaded Mount
- Clear Aperture Ø1.90" (Ø48.3 mm)
| Internal Thread, UNS-2B | External Thread, UNS-2A | ||
| Min Major Diameter | 2.0350" | Max Major Diameter | 2.0338" |
| Min Pitch Diameter | 2.0188" | Min Major Diameter | 2.0287" |
| Max Pitch Diameter | 2.0239" | Max Pitch Diameter | 2.0176" |
| Min Minor Diameter (and 83.3% of Thread) |
2.008" | Min Pitch Diameter | 2.0137" |
| Max Minor Diameter (and 64.9% of Thread) |
2.014" | Max Minor Diameter | 2.0067" |
| Vacuum Compatibility Specifications | |
|---|---|
| Vacuum Compatibility as Packageda | >10-9 Torr |
| Material | 303 Stainless Steel |
| Preparation and Packaging | Chemically Cleaned and Double Vacuum Bagged |
| Stainless Steel Outgassing Rate at 20 °C | 1.8 x 10-8 Torr-Liters/s/cm2 |