T-SM1RRC - Extra-Thick SM1 (1.035"-40) Threaded Retaining Ring
T-SM1RRC - Extra-Thick SM1 (1.035"-40) Threaded Retaining Ring
- Extra-Thick (5 mm) T-SM05-, T-SM1-, and T-SM2-Threaded Retaining Rings
- These extra-thick T-SM05, T-SM1, and T-SM2 retaining rings are manufactured from anodized aluminum and are designed with a 5 mm thickness for easier mounting of high-curvature lenses
- Thread SM1 (1.035"-40)
- Thickness 0.20" (5.0 mm)
- Compatible Optic Mounts Any Internally SM1-Threaded Mount
- Clear Aperture Ø0.90" (Ø22.9 mm)
- Compatible Spanner Wrench T-SPW606, T-SPW602 or SPW801
| T-SM1 (1.035"-40.0) Threading | |||
|---|---|---|---|
| Internal Thread, UNS-2B | External Thread, UNS-2A | ||
| Min Major Diameter | 1.0350" | Max Major Diameter | 1.0339" |
| Min Pitch Diameter | 1.0188" | Min Major Diameter | 1.0288" |
| Max Pitch Diameter | 1.0234" | Max Pitch Diameter | 1.0177" |
| Min Minor Diameter (and 83.3% of Thread) |
1.008" | Min Pitch Diameter | 1.0142" |
| Max Minor Diameter (and 64.9% of Thread) |
1.014" | Max Minor Diameter | 1.0068" |