ISO63-ISO630

ISO Vacuum Centering ring with Outer ring & Viton O-ring,Used in vacuum system

Vacuum centering ring and outer ring & O'ring,center ring and outer ring material:SS304/SS316, O'ring seal material:Viton,silicone,Buna-N seal.

Standard:

ISO Standard

Helium Leak Test:

1x10 -9 Pa · m³/sec or less

Contact us
Cart
Product Introduction

ISO Vacuum outer ring Centering Ring with Viton O’ ring is typically used in conjunction with vacuum systems to ensure that components or parts are precisely located or centered within a vacuum chamber.

Centering ring with Viton O’ ring Often made from materials that can withstand vacuum conditions without out grassing, such as stainless steel,Aluminium EN1.4301, EN1.4404.

Designed to maintain airtight seals when placed in a vacuum environment, preventing leaks that could compromise the integrity of the vacuum chamber.

Specification

Product Name

ISO Vacuum outer ring centering ring with Viton O’ Ring

Brand

RUIJIA

Size

ISO63,ISO80,ISO100,ISO160,ISO200,ISO250,ISO320,ISO400,ISO500,ISO630

Material

SS304, SS316L, 6061T6 Alu, EN1.4301, EN1.4404

Seal material

Viton,Silicone,Buna-N seal

Standard

ISO Standard

Temperature

-50~260℃

Working Pressure

Vacuum~atmosphere pressure

Helium Leak Test

1×10 -9 Pa・m³/sec or less

Packing

sealed plastic bag with a protective plastic cap.

ISO Vacuum Centering Ring types

ISO centering ring,ISO centering ring with viton O’ring, ISO centering ring with NBR O’ring,ISO outer ring centering ring & viton O’ring

Product parameters

 

ISO Vacuum outer ring Centering Ring & Viton O’Ring          Unit: mm

 

Model No.

Material  
C/R

Material O'Ring

A

B

C

D

E

Material O/R

O'ring Size

ISO63OCRVSA

304 S.S

Viton/NBR

67

69.6

8

3.9

94

AL

AS-337

ISO80OCRVSA

304 S.S

Viton/NBR

80

82.6

8

3.9

109

AL

AS-341

ISO100OCRVSA

304 S.S

Viton/NBR

99

101.6

8

3.9

128

AL

AS-347

ISO160OCRVSA

304 S.S

Viton/NBR

150

152.6

8

3.9

179

AL

AS-362

ISO200OCRVSA

304 S.S

Viton/NBR

210

212.6

8

3.9

238

AL

AS-371

ISO250OCRVSA

304 S.S

Viton/NBR

257.5

260.4

8

3.9

287

AL

AS-378

ISO320OCRVSA

304 S.S

Viton/NBR

312

317.3

12

5.6

344

AL

AS-454

ISO400OCRVSA

304 S.S

Viton/NBR

394

399.2

12

5.6

446

AL

AS-461

ISO500OCRVSA

304 S.S

Viton/NBR

494

500.2

12

5.6

535

AL

AS-469

ISO630OCRVSA

304 S.S

Viton/NBR

644.5

650.5

12

5.6

684.8

AL

AS-475

 

Special Sizes available upon request.

Seal Material(Viton/NBR/Silicone) can be provide

*O'Ring color for Viton material is brown, black is available upon request.

 

 

 

Model No.

Material  
C/R

Material O'Ring

A

B

C

D

E

Material O/R

O'ring Size

ISO63OCRVSE

304 S.S

Viton/NBR

68

70

8

3.9

94

AL

AS-337

ISO80OCRVSE

304 S.S

Viton/NBR

81

82.6

8

3.9

109

AL

AS-341

ISO100OCRVSE

304 S.S

Viton/NBR

100

102

8

3.9

128

AL

AS-347

ISO160OCRVSE

304 S.S

Viton/NBR

148

153

8

3.9

179

AL

AS-362

ISO200OCRVSE

304 S.S

Viton/NBR

210

213

8

3.9

238

AL

AS-371

ISO250OCRVSE

304 S.S

Viton/NBR

257.5

261

8

3.9

287

AL

AS-378

ISO320OCRVSE

304 S.S

Viton/NBR

312

318

12

5.6

344

AL

AS-454

ISO400OCRVSAE

304 S.S

Viton/NBR

394

400

12

5.6

446

AL

AS-461

ISO500OCRVSE

304 S.S

Viton/NBR

494

501

12

5.6

535

AL

AS-469

ISO630OCRVSE

304 S.S

Viton/NBR

644.5

650.5

12

5.6

684.8

AL

AS-475

 

 

 

 

 

 

 

 

 

 

ISO63OCRVAE

AL

Viton

68

70

8

3.9

94

AL

AS-337

ISO80OCRVAE

AL

Viton

81

82.6

8

3.9

109

AL

AS-341

ISO100OCRVAE

AL

Viton

100

102

8

3.9

128

AL

AS-347

ISO160OCRVAE

AL

Viton

148

153

8

3.9

179

AL

AS-362

ISO200OCRVAE

AL

Viton

210

213

8

3.9

238

AL

AS-371

ISO250OCRVAE

AL

Viton

257.5

261

8

3.9

287

AL

AS-378

ISO320OCRVAE

AL

Viton

312

318

12

5.6

344

AL

AS-454

ISO400OCRVAE

AL

Viton

394

400

12

5.6

446

AL

AS-461

ISO500OCRVAE

AL

Viton

494

501

12

5.6

535

AL

AS-469

ISO630OCRVAE

AL

Viton

644.5

650.5

12

5.6

684.8

AL

AS-475

 

Special Sizes available upon request.

Seal Material(Viton/NBR/Silicone) can be provide

*O'Ring color for Viton material is brown, black is available upon request.

Recommended Products
ISO63-ISO630
ISO Vacuum centering ring SS 304/316L for vacuum system

Standard:

ISO Standard

Helium Leak Test:

1x10 -9 Pa · m³/sec or less

ISO63-ISO630
ISO Vacuum Centering ring with Viton O-ring

Standard:

ISO Standard

Helium Leak Test:

1x10 -9 Pa · m³/sec or less

ISO63-ISO630
ISO Vacuum Centering ring with Outer ring & Viton O-ring,Used in vacuum system

Standard:

ISO Standard

Helium Leak Test:

1x10 -9 Pa · m³/sec or less

Related Information
5 Tips to Choose Vacuum Flanges & Fittings
Selecting the right vacuum flanges and fittings is critical for achieving and maintaining ultra-high vacuum. This guide ...
2026-05-20
7 Questions Before Buying Vacuum Hardware
Before purchasing vacuum connection components, ask these seven critical questions about material compatibility, sealing...
2026-05-15
How KF Vacuum Flanges Achieve Reliable Sealing
Discover how quick-release vacuum connections prevent leaks through knife‑edge sealing and O‑ring centering rings. Learn...
2026-05-09
Avoid Over-Torquing CF Flange Bolts
Over-tightening bolts is a silent killer of vacuum integrity. This guide reveals the physics behind sealing failure, ste...
2026-05-08
After-Sales Service
We have a modern stock management system and professional after-sales service team.

Rich stock, fast delivery

Quick response within 24h

Quality assurance

Accessory replacement

Inquiry Basket()

GET A QUOTE

GET IN TOUCH NOW
Captcha Code