SAE J514 Sight Window: Sapphire Bonded into 316 Stainless Housing
 
  • Housing Material: 316 Stainless
  • Window Material: Sapphire C-Axis optical grade
  • Temperature operating range: 0 Kelvin to 200C
  • Pressure safety factor: Minimum 2x
  • Abrasion resistance and strength: Excellent, second only to diamond
  • Optical transmission: Deep UV thru visible to far-IR
  • Leak Rate: Ultra-high vacuum rated
  • Chemical resistance: Excellent but must be tested for specific chemicals
  • Ulra-high pressure (UHP) 10,000PSI option available upon request

Rayotek’s 316 stainless steel/sapphire bonded SAE J514 Sight Windows are rugged, optical grade Sight Windows. Using proprietary adhesive bonding systems, Rayotek seals C-axis sapphire windows into stainless steel housings for a clean, high strength, scratch resistant Sight Window. Our sapphire Sight Glasses are designed for industrial to high tech applications such as laser measuring, spectroscopy, petroleum exploration and particle analysis.

All Rayotek SAE J514 sight window metal housings are CNC machined, not cast, to exacting standards. Metal and window materials for all of our sight windows are traceable and certified back to their raw material sources to insure the highest, repeatable quality and reliability.

NOTE: Standard Rayotek SAE J514 Sight windows are ORB (O-Ring Boss). JIC, other SAE types, and non-standard larger SAE sizes available as Custom Sight Windows.

316 Stainless Steel SAE J514 ORB Housing With Sapphire Bonded Window:

Using proprietary adhesive bonding systems, Rayotek seals sapphire windows into Stainless steel housings for an extremely durable and scratch resistant Sight window system that is also highly chemical and heat resistant up to 200C in most environments. In addition, sapphire has a wide transmission spectrum from approximately .170 microns to 6 microns allowing for UV and IR viewing, inspection and microscopy.

Click on Part Number for Drawings, Purchase & Volume Pricing.

SAE SIZE
SAE TUBE SIZE (in)
HEX SIZE (in)
HEX SIZE (mm)
Clear Aperture (in)
Clear Aperture (mm)
Max pressure (PSI/BAR)
Internal (IP), External (EP) or Vacuum (VAC)
Part Number
-4
1/4
0.69
17.5
0.24
6.1
1000/69
IP
-6
3/8
0.81
20.6
0.33
8.4
1000/69
IP
-8
1/2
1.00
25.4
0.46
11.7
1000/69
IP
-12
3/4
1.38
35.1
0.72
18.3
1000/69
IP
-16
1
1.63
41.4
0.92
23.4
1000/69
IP
-20
1 1/4
2.00
50.8
1.25
31.8
1000/69
IP
-24
1 1/2
2.25
57.2
1.41
35.8
1000/69
IP
-32
2
2.75
69.9
1.86
47.2
1000/69
IP
-4
1/4
0.69
17.5
0.19
4.8
4000/276
IP
-6
3/8
0.81
20.6
0.26
6.6
4000/276
IP
-8
1/2
1.00
25.4
0.32
8.1
4000/276
IP
-12
3/4
1.38
35.1
0.44
11.2
4000/276
IP
-16
1
1.63
41.4
0.70
17.8
4000/276
IP
-20
1 1/4
2.00
50.8
0.80
20.3
4000/276
IP
-24
1 1/2
2.25
57.2
0.99
25.1
4000/276
IP
-32
2
2.75
69.9
1.42
36.1
4000/276
IP

OTHER SAE AND NON-STANDARD LARGER SAE SIZES AVAILABLE AS CUSTOM PARTS
External pressure and Vacuum available as custom sight windows

Contact Rayotek Sales for UHP (10,000PSI) sapphire Sight Windows

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