Product description
Chemraz / Greene Tweed O-ring, ID 1.171, CSD .139, 80 duro, AS568-217 family; SC513/SC512 wording varies.
Specifications and identifiers
supported description
| Type | O-ring |
|---|
| Inside diameter | 1.171 |
|---|
| Cross-section diameter | .139 |
|---|
| Material/family | Chemraz / Greene Tweed |
|---|
| Durometer | 80 duro |
|---|
| AS568 size | 2-217 / AS568-217 |
|---|
| Compound variants | SC513 is repeated; SC512 appears once |
|---|
Applications
vacuum gate valvesprocess chambersgas and vacuum interfaceshigh-performance process/vacuum sealingchemical-resistant O-ring replacement
How it works
A sealing component used at a valve, chamber, or gas/vacuum interface.
Seal material, size, and service location are critical for vacuum integrity, leak prevention, and process compatibility.
Technical guide
Chemraz/FFKM
High-performance perfluoroelastomer when stated.
Viton/FKM
Common fluoroelastomer sealing material when stated.
What to verify before purchase
- Verify exact Greene Tweed compound code, lot/date code, and whether SC513 or SC512 is required.
Confirm with the seller
- Compound code varies in the provided descriptions.
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.