T-SM2RRV - Unanodized Aluminum SM2 Retaining Ring for Ø2" Lens Tubes and Mounts
T-SM2RRV - Unanodized Aluminum SM2 Retaining Ring for Ø2" Lens Tubes and Mounts
- SM05-, SM1-, or SM2-Threaded Unanodized Retaining Rings
- Ideal for Use With Our Aluminum Vacuum-Compatible SM-Threaded Components
- Vacuum Compatibility: >10-6 Torr
-
Thread SM2 (2.035"-40)
- Thickness 0.10" (2.5 mm)
- Compatible Optic Mounts Any Internally SM2-Threaded Mount
- Clear Aperture Ø1.90" (Ø48.3 mm)
- Compatible Spanner Wrench T-SPW604 OR SPW801
| Vacuum Specifications | |
|---|---|
| Vacuum Compatibility as Packageda | >10-6 Torr |
| Material | 6061-T6 Aluminum |
| Preparation and Packaging | Chemically Cleaned and Double Vacuum-Bagged |
| Aluminum Outgassing Rate at 20 °C | 7.6 x 10-9 Torr-Liters/s/cm2 |
| 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" |