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PartsTable / COMPONENT / F104569 ITEM-O
F104569 ITEM-O ✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: SQUARE, seal_width: 8.000 INCHES NOMINAL IN, outside_diameter: 72.2 MILLIMETERS NOMINAL MM, surface_treatment: PLASTIC CASE, housing_bore_diameter: 75.000 INCHES NOMINAL 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 5330-01-287-6634, 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
F104569 ITEM-O
NSN: 5330-01-287-6634
FSC: 5330
CAGE: 63504 — PALFINGER MARINE USA, LLC (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width8.000 INCHES NOMINAL IN
outside_diameter72.2 MILLIMETERS NOMINAL MM
surface_treatmentPLASTIC CASE
housing_bore_diameter75.000 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter50.000 INCHES NOMINAL IN
NSN5330-01-287-6634
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: F104569 ITEM-O 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
•
OUTSIDE DIAMETER: 72.2 MILLIMETERS NOMINAL MM
•
HOUSING BORE DIAMETER: 75.000 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
•
ACCOMMODATED SHAFT DIAMETER: 50.000 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: VERTICAL
•
SEAL WIDTH: 8.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER72.2 MILLIMETERS NOMINAL MM
HOUSING BORE DIAMETER75.000 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
MATERIALSTEEL CORROSION RESISTING SPRING
ACCOMMODATED SHAFT DIAMETER50.000 INCHES NOMINAL IN
SEALING ELEMENT STYLEVERTICAL
SEAL WIDTH8.000 INCHES NOMINAL IN
MATERIALSTEEL CASE
CASE STYLESQUARE
SURFACE TREATMENTPLASTIC CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
A-A-51318Interchangeable
interchangeable cross-reference
interchangeable
19640Interchangeable
interchangeable cross-reference
interchangeable
62489Interchangeable
interchangeable cross-reference
interchangeable
30631Interchangeable
interchangeable cross-reference
interchangeable
712-001510Interchangeable
interchangeable cross-reference
interchangeable
CR19640Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F104569 ITEM-O?
F104569 ITEM-O is a SEAL,PLAIN ENCASED.
What parts can replace F104569 ITEM-O?
There are 6 known substitutes for F104569 ITEM-O: A-A-51318, 19640, 62489 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F104569 ITEM-O?
F104569 ITEM-O is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-287-6634. 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