Client Protection
Dedicated Support
Palmer Wahl 16491 | R40 & R60 Series Sighting Tubes | 100 or 300 mm, M30 x 1
Palmer Wahl 16491 sighting tubes fit R40 and R60 fixed infrared thermometers on an M30 x 1 thread and come in 100 mm (3.94 in) or 300 mm (11.81 in) lengths, with a 1/2 in bore and 3/4 in outside diameter. The tube material sets the maximum temperature, so choose the version to suit the heat at the sighting point.
Key features
- 16491-1: 304 stainless steel, up to 800 °C (1500 °F)
- 16491-2: Inconel, up to 1100 °C (2000 °F)
- 16491-4: 99.8% high purity alumina, up to 1900 °C (3500 °F)
- 100 mm and 300 mm lengths
- Specifications
| Part Number | 16491 |
| Brand | Palmer Wahl |
| Works With | R40, R60 |
| Thread | M30 x 1 |
| Lengths | 100 mm (3.94 in), 300 mm (11.81 in) |
| ID / OD | 1/2 in / 3/4 in |
| 16491-1 | 304 SS, max 800 °C |
| 16491-2 | Inconel, max 1100 °C |
| 16491-4 | 99.8% alumina, max 1900 °C |
Related Products
ETI 834-740 | RayTemp Hard Carry Case | Small, 230 x 270 x 80 mm
ETI 834-740 | RayTemp Hard Carry Case | Small, 230 x 270 x 80 mm
ETI 814-150 | RayTemp Magnetic Holder | for RayTemp 38
ETI 814-150 | RayTemp Magnetic Holder | for RayTemp 38
ETI 830-040 | RayTemp Protective Pouch | Large Zip Pouch
ETI 830-040 | RayTemp Protective Pouch | Large Zip Pouch
Palmer Wahl 16171 | Compact Air Purge Collar for R10 | M18 x 1, 30 mm OD
Palmer Wahl 16171 | Compact Air Purge Collar for R10 | M18 x 1, 30 mm OD
Palmer Wahl 16116 | R40 & R60 Compact AC/DC Power Supply | 24 V, 31 W
Palmer Wahl 16116 | R40 & R60 Compact AC/DC Power Supply | 24 V, 31 W
Palmer Wahl L-110_OR_L-135 | DHS520 Close-Up Lenses | 215 mm Fixed or 450–620 mm
Palmer Wahl L-110_OR_L-135 | DHS520 Close-Up Lenses | 215 mm Fixed or 450–620 mm
Palmer Wahl DA-85 | Black Vinyl Holster Case with Belt Loop for DHS85XL
Palmer Wahl DA-85 | Black Vinyl Holster Case with Belt Loop for DHS85XL
Palmer Wahl DA-SNS | DHS520 Cross Body Sling | Heat Spy Accessory
Palmer Wahl DA-SNS | DHS520 Cross Body Sling | Heat Spy Accessory