Envelope Type III
A PTFE envelope gasket has the chemical resistance of PTFE and the elastomeric characteristics of EPDM or FKM Fluoroelastomer. The PTFE envelope gasket meets FDA and USP Class VI standards.
| Size | Part# | Gasket I.D. | Gasket O.D. | Bead Center |
| 1/2″ | A42MPGR-050-X | 0.187 | 0.86 | N/A |
| 3/4″ | A42MPGE-075-X | 0.275 | 0.86 | N/A |
| 1″ | A40MPGR-100-X | 0.900 | 1.985 | 1.718 |
| 1-1/2″ | A40MPGR-150-X | 1.400 | 1.985 | 1.718 |
| 2″ | A40MPGR-200-X | 1.900 | 2.500 | 2.218 |
| 2-1/2″ | A40MPGR-250-X | 2.400 | 3.025 | 2.781 |
| 3″ | A40MPGR-300-X | 2.900 | 3.550 | 3.281 |
| 4″ | A40MPGR-400-X | 3.869 | 4.675 | 4.344 |
| 6″ | A40MPGR-600-X | 5.817 | 6.668 | 6.156 |
| 8″ | A40MPGR-800-X | 7.775 | 8.669 | 8.160 |
| 10″ | A40MPGR-1000-X | 9.771 | 10.664 | 10.140 |
| 12″ | A40MPGR-1200-X | 11.725 | 12.659 | 12.145 |
| *X = Insert Material E = EPDM V = FKM FLUOROELASTOMER | ||||
Resources
Download Envelope Gasket Part #s PDF
Download Gasket Validation Brochure PDF
Download Gasket Dimensional Chart PDF
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