Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The GASKET is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, outside_diameter: 1.438 INCHES NOMINAL IN, special_features: RENFORCED POLYTETRAFLUOROETHYLENE,TOP HAT SHAPED, style_designator: CIRCULAR, aperture_diameter: 0.875 INCHES NOMINAL IN, end_item_identification: FOR PBM 3IN VALVE SERIES 1 IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-377-7350, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
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FREQUENTLY ASKED QUESTIONS
What is SPRTK109?
SPRTK109 is a GASKET.
What parts can replace SPRTK109?
There are 3 known substitutes for SPRTK109: S-399, SP399, SPRTK109. Substitute compatibility should be verified for your specific system.
What is the NSN for SPRTK109?
SPRTK109 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-377-7350. This indicates validated use in U.S. government and defense supply chains.
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