Bearings - Single Row Ball - Unflanged - Precision - Ceramic Si3N4

86 Products in this selection
  • Excellent performance in electrical and magnetism sensitive applications. Higher speed than Zr02. Full ceramic silicon nitride.
  • Applications include cryopumps, medical applications, semiconductors, turbine flow meters, food processing, robotics and optics.
  • Wear and corrosion resistance. Lubrication and maintenance free. 3.2g/cubic cm density. Wear and corrosion resistance. Depending on the application, these bearings may run lubrication free or lubricated by the medium in which they are submerged.
  • Cages of PTFE or Glass Fibre Reinforced Nylon. Can be made from special aviation aluminum on request.
  • Si3N4 (GSN-201) standard material for balls and rings. HRC80 Hardness.
  • High and low- temperature application. Up to 250 Deg C with PTFE Cage and 130 Deg C with Nylon Cage. Up to 700 deg C without a cage or seals.
Additional resources:
Tolerances
Standard Bearings PDF Catalogue
Ceramic Bearings PDF Download
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
25.000
mm
+0.000/-0.011 		42.000
mm
+0.000/-0.011 		9.000
mm
+0.000/-0.120 		1133737 | CSN-6905-TTS-C3-TF-DRY --- Bearings - 25 mm x 42 mm x 9 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6905-TTS-C3-TF-DRY Bearings - 25 mm x 42 mm x 9 mm
18 Available
| Backorders for more can be expected around Thu, Jan 09, 2025
$75.95 AUD
$75.95 AUD
Each
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Indicative
Image
25.000
mm
+0.000/-0.011 		42.000
mm
+0.000/-0.011 		9.000
mm
+0.000/-0.120 		1133737 | CSN-6905-TTS-C3-TF-DRY --- Bearings - 25 mm x 42 mm x 9 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6905-TTS-C3-TF-DRY Bearings - 25 mm x 42 mm x 9 mm
18 Available
| | Backorders for more can be expected around Thu, Jan 09, 2025
$75.95 AUD
$75.95 AUD
Each
25.000
mm
+0.000/-0.011 		42.000
mm
+0.000/-0.011 		9.000
mm
+0.000/-0.120 		1133738 | CSN-6905-TTS-C3-TF-SRL (20 Pcs) --- Bearings - 25 mm x 42 mm x 9 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6905-TTS-C3-TF-SRL (20 Pcs) Bearings - 25 mm x 42 mm x 9 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Thu, Jan 09, 2025
$1,378.14 AUD
$1,378.14 AUD
Per 20
25.000
mm
+0.000/-0.011 		42.000
mm
+0.000/-0.011 		9.000
mm
+0.000/-0.120 		1133738 | CSN-6905-TTS-C3-TF-SRL (20 Pcs) --- Bearings - 25 mm x 42 mm x 9 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6905-TTS-C3-TF-SRL (20 Pcs) Bearings - 25 mm x 42 mm x 9 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Thu, Jan 09, 2025
$1,378.14 AUD
$1,378.14 AUD
Per 20
25.000
mm
+0.000/-0.011 		47.000
mm
+0.000/-0.011 		12.000
mm
+0.000/-0.120 		1133840 | CSN-6005-TTS-C3-TF-SRL (10 Pcs) --- Bearings - 25 mm x 47 mm x 12 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6005-TTS-C3-TF-SRL (10 Pcs) Bearings - 25 mm x 47 mm x 12 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Thu, Jan 09, 2025
$963.59 AUD
$963.59 AUD
Per 10
25.000
mm
+0.000/-0.011 		47.000
mm
+0.000/-0.011 		12.000
mm
+0.000/-0.120 		1133840 | CSN-6005-TTS-C3-TF-SRL (10 Pcs) --- Bearings - 25 mm x 47 mm x 12 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6005-TTS-C3-TF-SRL (10 Pcs) Bearings - 25 mm x 47 mm x 12 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Thu, Jan 09, 2025
$963.59 AUD
$963.59 AUD
Per 10
25.000
mm
+0.000/-0.011 		47.000
mm
+0.000/-0.011 		12.000
mm
+0.000/-0.120 		1133845 | CSN-6005-TTS-C3-TF-DRY --- Bearings - 25 mm x 47 mm x 12 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6005-TTS-C3-TF-DRY Bearings - 25 mm x 47 mm x 12 mm
8 Available
| Backorders for more can be expected around Thu, Jan 09, 2025
$105.50 AUD
$105.50 AUD
Each
25.000
mm
+0.000/-0.011 		47.000
mm
+0.000/-0.011 		12.000
mm
+0.000/-0.120 		1133845 | CSN-6005-TTS-C3-TF-DRY --- Bearings - 25 mm x 47 mm x 12 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6005-TTS-C3-TF-DRY Bearings - 25 mm x 47 mm x 12 mm
8 Available
| | Backorders for more can be expected around Thu, Jan 09, 2025
$105.50 AUD
$105.50 AUD
Each
25.000
mm
+0.000/-0.011 		62.000
mm
+0.000/-0.013 		17.000
mm
+0.000/-0.120 		1134128 | CSN-6305-FC-DRY (4 Pcs) --- Bearings - 25 mm x 62 mm x 17 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6305-FC-DRY (4 Pcs) Bearings - 25 mm x 62 mm x 17 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Fri, Dec 27, 2024
$930.59 AUD
$930.59 AUD
Per 4
25.000
mm
+0.000/-0.011 		62.000
mm
+0.000/-0.013 		17.000
mm
+0.000/-0.120 		1134128 | CSN-6305-FC-DRY (4 Pcs) --- Bearings - 25 mm x 62 mm x 17 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6305-FC-DRY (4 Pcs) Bearings - 25 mm x 62 mm x 17 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Fri, Dec 27, 2024
$930.59 AUD
$930.59 AUD
Per 4
25.000
mm
+0.000/-0.011 		62.000
mm
+0.000/-0.013 		17.000
mm
+0.000/-0.120 		1134129 | CSN-6305-TF-DRY (4 Pcs) --- Bearings - 25 mm x 62 mm x 17 mm
Material: Silicon Nitride - PTFE Cage - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6305-TF-DRY (4 Pcs) Bearings - 25 mm x 62 mm x 17 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Fri, Dec 27, 2024
$802.86 AUD
$802.86 AUD
Per 4
25.000
mm
+0.000/-0.011 		62.000
mm
+0.000/-0.013 		17.000
mm
+0.000/-0.120 		1134129 | CSN-6305-TF-DRY (4 Pcs) --- Bearings - 25 mm x 62 mm x 17 mm
Material: Silicon Nitride - PTFE Cage - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6305-TF-DRY (4 Pcs) Bearings - 25 mm x 62 mm x 17 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Fri, Dec 27, 2024
$802.86 AUD
$802.86 AUD
Per 4
35.000
mm
+0.000/-0.012 		62.000
mm
+0.000/-0.013 		14.000
mm
+0.000/-0.120 		1148198 | CSN-6007-TTS-C3-TF-DRY --- Bearings - 35 mm x 62 mm x 14 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6007-TTS-C3-TF-DRY Bearings - 35 mm x 62 mm x 14 mm
2 Available
| Backorders for more can be expected around Fri, Dec 27, 2024
$164.68 AUD
$164.68 AUD
Each
35.000
mm
+0.000/-0.012 		62.000
mm
+0.000/-0.013 		14.000
mm
+0.000/-0.120 		1148198 | CSN-6007-TTS-C3-TF-DRY --- Bearings - 35 mm x 62 mm x 14 mm
Material: Silicon Nitride / PTFE Cage / PTFE Seals    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6007-TTS-C3-TF-DRY Bearings - 35 mm x 62 mm x 14 mm
2 Available
| | Backorders for more can be expected around Fri, Dec 27, 2024
$164.68 AUD
$164.68 AUD
Each
50.000
mm
+0.000/-0.012 		65.000
mm
+0.000/-0.013 		7.000
mm
+0.000/-0.120 		1162187 | CSN-6810-FC-DRY (2 Pcs) --- Bearings - 50 mm x 65 mm x 7 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6810-FC-DRY (2 Pcs) Bearings - 50 mm x 65 mm x 7 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Fri, Dec 27, 2024
$226.05 AUD
$226.05 AUD
Per 2
50.000
mm
+0.000/-0.012 		65.000
mm
+0.000/-0.013 		7.000
mm
+0.000/-0.120 		1162187 | CSN-6810-FC-DRY (2 Pcs) --- Bearings - 50 mm x 65 mm x 7 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6810-FC-DRY (2 Pcs) Bearings - 50 mm x 65 mm x 7 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Fri, Dec 27, 2024
$226.05 AUD
$226.05 AUD
Per 2
50.000
mm
+0.000/-0.012 		65.000
mm
+0.000/-0.013 		7.000
mm
+0.000/-0.120 		1162188 | CSN-6810-TTS-TF-DRY --- Bearings - 50 mm x 65 mm x 7 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Sealed    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6810-TTS-TF-DRY Bearings - 50 mm x 65 mm x 7 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Fri, Dec 27, 2024
$126.14 AUD
$126.14 AUD
Each
50.000
mm
+0.000/-0.012 		65.000
mm
+0.000/-0.013 		7.000
mm
+0.000/-0.120 		1162188 | CSN-6810-TTS-TF-DRY --- Bearings - 50 mm x 65 mm x 7 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Sealed    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6810-TTS-TF-DRY Bearings - 50 mm x 65 mm x 7 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Fri, Dec 27, 2024
$126.14 AUD
$126.14 AUD
Each
50.000
mm
+0.000/-0.012 		72.000
mm
+0.000/-0.013 		12.000
mm
+0.000/-0.120 		1162243 | CSN-6910-TF-DRY (20 Pcs) --- Bearings - 50 mm x 72 mm x 12 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6910-TF-DRY (20 Pcs) Bearings - 50 mm x 72 mm x 12 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Thu, Jan 09, 2025
$4,188.23 AUD
$4,188.23 AUD
Per 20
50.000
mm
+0.000/-0.012 		72.000
mm
+0.000/-0.013 		12.000
mm
+0.000/-0.120 		1162243 | CSN-6910-TF-DRY (20 Pcs) --- Bearings - 50 mm x 72 mm x 12 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6910-TF-DRY (20 Pcs) Bearings - 50 mm x 72 mm x 12 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Thu, Jan 09, 2025
$4,188.23 AUD
$4,188.23 AUD
Per 20
50.000
mm
+0.000/-0.012 		72.000
mm
+0.000/-0.013 		12.000
mm
+0.000/-0.120 		1162244 | CSN-6910-TF-SRL (20 Pcs) --- Bearings - 50 mm x 72 mm x 12 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6910-TF-SRL (20 Pcs) Bearings - 50 mm x 72 mm x 12 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Thu, Jan 09, 2025
$4,188.23 AUD
$4,188.23 AUD
Per 20
50.000
mm
+0.000/-0.012 		72.000
mm
+0.000/-0.013 		12.000
mm
+0.000/-0.120 		1162244 | CSN-6910-TF-SRL (20 Pcs) --- Bearings - 50 mm x 72 mm x 12 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6910-TF-SRL (20 Pcs) Bearings - 50 mm x 72 mm x 12 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Thu, Jan 09, 2025
$4,188.23 AUD
$4,188.23 AUD
Per 20
90.000
mm
+0.000/-0.020 		190.000
mm
+0.000/-0.030 		43.000
mm
+0.000/-0.200 		1184064 | CSN-6318-TF-DRY (10 Pcs) --- Bearings - 90 mm x 190 mm x 43 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6318-TF-DRY (10 Pcs) Bearings - 90 mm x 190 mm x 43 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Sat, Mar 29, 2025
$87,214.77 AUD
$87,214.77 AUD
Per 10
90.000
mm
+0.000/-0.020 		190.000
mm
+0.000/-0.030 		43.000
mm
+0.000/-0.200 		1184064 | CSN-6318-TF-DRY (10 Pcs) --- Bearings - 90 mm x 190 mm x 43 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6318-TF-DRY (10 Pcs) Bearings - 90 mm x 190 mm x 43 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Sat, Mar 29, 2025
$87,214.77 AUD
$87,214.77 AUD
Per 10
90.000
mm
+0.000/-0.020 		190.000
mm
+0.000/-0.030 		43.000
mm
+0.000/-0.200 		1184065 | CSN-6318-TF-SRL (10 Pcs) --- Bearings - 90 mm x 190 mm x 43 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6318-TF-SRL (10 Pcs) Bearings - 90 mm x 190 mm x 43 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Sat, Mar 29, 2025
$87,214.77 AUD
$87,214.77 AUD
Per 10
90.000
mm
+0.000/-0.020 		190.000
mm
+0.000/-0.030 		43.000
mm
+0.000/-0.200 		1184065 | CSN-6318-TF-SRL (10 Pcs) --- Bearings - 90 mm x 190 mm x 43 mm
Material: Silicon Nitride    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: Kyodo Yushi SRL   
Part Number: CSN-6318-TF-SRL (10 Pcs) Bearings - 90 mm x 190 mm x 43 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Sat, Mar 29, 2025
$87,214.77 AUD
$87,214.77 AUD
Per 10
100.000
mm
+0.000/-0.020 		125.000
mm
+0.000/-0.018 		13.000
mm
+0.000/-0.200 		1187820 | CSN-6820-FC-DRY (12 Pcs) --- Bearings - 100 mm x 125 mm x 13 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6820-FC-DRY (12 Pcs) Bearings - 100 mm x 125 mm x 13 mm
Out of Stock
Backorder Now | Backorders for more can be expected around Tue, Jan 28, 2025
$9,974.59 AUD
$9,974.59 AUD
Per 12
100.000
mm
+0.000/-0.020 		125.000
mm
+0.000/-0.018 		13.000
mm
+0.000/-0.200 		1187820 | CSN-6820-FC-DRY (12 Pcs) --- Bearings - 100 mm x 125 mm x 13 mm
Material: Silicon Nitride - Full Complement - Open    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial    Lubricant: No Lube   
Part Number: CSN-6820-FC-DRY (12 Pcs) Bearings - 100 mm x 125 mm x 13 mm
Out of Stock
Backorder Now | | Backorders for more can be expected around Tue, Jan 28, 2025
$9,974.59 AUD
$9,974.59 AUD
Per 12