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F-26189 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

F-26189: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 1.031 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN, material: PLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE RING, inside_diameter: 0.567 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, outside_diameter: 0.927 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN, cross-sectional_shape_style: ANGLE BOTTOM RING, part_name_assigned_by_controlling_agency: PACKING ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-409-9443, 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
F-26189
NSN: 5330-00-409-9443
NIINs: 004099443, 006069155
FSC: 5330 — Packing and Gasket Materials
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
height1.031 INCHES MINIMUM AND 1.094 INCHES MAXIMUM IN
materialPLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE RING
inside_diameter0.567 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
outside_diameter0.927 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
intermediate_ring_quantity1
cross-sectional_shape_styleANGLE BOTTOM RING
part_name_assigned_by_controlling_agencyPACKING ASSEMBLY
NSN5330-00-409-9443
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: F-26189 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING ASSEMBLY
SUBSTITUTES & CROSS-REFERENCES 10
B59089PC14Reference document
Same NSN cross-reference
Reference document — Secondary reference
F26189-05179Reference document
Same NSN cross-reference
Reference document — Secondary reference
25343-B-316SS-1.5IN-PC14Reference document
Same NSN cross-reference
Reference document — Secondary reference
25343-U-MONEL-1.5IN-PC14Reference document
Same NSN cross-reference
Reference document — Secondary reference
65134PC14Reference document
Same NSN cross-reference
Reference document — Secondary reference
65134-B-TEFLON-2.0IN-PC14Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F-26189?
F-26189 is a PACKING ASSEMBLY.
What parts can replace F-26189?
There are 10 known substitutes for F-26189: B59089PC14, F26189-05179, 25343-B-316SS-1.5IN-PC14 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F-26189?
F-26189 is cataloged in the U.S. Government catalog under NSN 5330-00-409-9443. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.