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PartsTable / COMPONENT / F26189PC1 1-2INGASKET
F26189PC1 1-2INGASKET ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 1.250 INCHES NOMINAL IN, material: PLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING, inside_diameter: 0.692 INCHES NOMINAL IN, outside_diameter: 1.120 INCHES NOMINAL IN, cross-sectional_shape_style: SPECIAL AND SPECIAL INTERMEDIATE RING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-684-2609, 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.

WHERE IT FITS
F26189PC1 1-2INGASKET
NSN: 5330-00-684-2609
FSC: 5330
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
height1.250 INCHES NOMINAL IN
materialPLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING
inside_diameter0.692 INCHES NOMINAL IN
outside_diameter1.120 INCHES NOMINAL IN
intermediate_ring_quantity3
cross-sectional_shape_styleSPECIAL AND SPECIAL INTERMEDIATE RING
NSN5330-00-684-2609
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: F26189PC1 1-2INGASKET MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: CUP TOP RING
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING
•
INSIDE DIAMETER: 0.692 INCHES NOMINAL IN
•
HEIGHT: 1.250 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLECUP TOP RING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
INSIDE DIAMETER0.692 INCHES NOMINAL IN
HEIGHT1.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLECUP BOTTOM RING
OUTSIDE DIAMETER1.120 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE RING
INTERMEDIATE RING QUANTITY3
CROSS-SECTIONAL SHAPE STYLESPECIAL AND SPECIAL INTERMEDIATE RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
05178CPInterchangeable
interchangeable cross-reference
interchangeable
05178Interchangeable
interchangeable cross-reference
interchangeable
J236Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F26189PC1 1-2INGASKET?
F26189PC1 1-2INGASKET is a PACKING ASSEMBLY.
What parts can replace F26189PC1 1-2INGASKET?
There are 3 known substitutes for F26189PC1 1-2INGASKET: 05178CP, 05178, J236. Substitute compatibility should be verified for your specific system.
What is the NSN for F26189PC1 1-2INGASKET?
F26189PC1 1-2INGASKET is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-684-2609. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026