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Technical Data Sheet
125584 ✓ 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: 0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN, temp_rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, housing_bore_diameter: 6.000 INCHES NOMINAL IN, sealing_element_style: VERTICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-404-1381, 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
125584
NSN: 5330-00-404-1381
FSC: 5330
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
housing_bore_diameter6.000 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter5.000 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3600 FEET PER MINUTE FT
NSN5330-00-404-1381
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 125584 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
TEMP RATING: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3600 FEET PER MINUTE FT
HOUSING BORE DIAMETER: 6.000 INCHES NOMINAL IN
SEALING ELEMENT STYLE: VERTICAL
ACCOMMODATED SHAFT DIAMETER: 5.000 INCHES NOMINAL IN
CASE STYLE: SQUARE
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
SEAL WIDTH: 0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3600 FEET PER MINUTE FT
HOUSING BORE DIAMETER6.000 INCHES NOMINAL IN
SEALING ELEMENT STYLEVERTICAL
ACCOMMODATED SHAFT DIAMETER5.000 INCHES NOMINAL IN
CASE STYLESQUARE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SEAL WIDTH0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
MATERIALSTEEL CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
A51K8808-11Interchangeable
interchangeable cross-reference
interchangeable
152885Interchangeable
interchangeable cross-reference
interchangeable
UD16Interchangeable
interchangeable cross-reference
interchangeable
784250Interchangeable
interchangeable cross-reference
interchangeable
0 241 319 512Interchangeable
interchangeable cross-reference
interchangeable
B86Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 125584?
125584 is a SEAL,PLAIN ENCASED.
What parts can replace 125584?
There are 19 known substitutes for 125584: A51K8808-11, 152885, UD16 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 125584?
125584 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-404-1381. This indicates validated use in U.S. government and defense supply chains.
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