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PartsTable / COMPONENT / 458925R91
458925R91 ✓ 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: RUBBER SYNTHETIC SEALING ELEMENT, case_style: RECESSED, seal_width: 0.438 INCHES NOMINAL IN, outside_diameter: 2.566 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 2.562 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 5330-00-806-4078, 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
458925R91
NSN: 5330-00-806-4078
FSC: 5330
CAGE: 29930 — INTERNATIONAL HARVESTER CO AGRICULTURAL EQUIPMENT DIV (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleRECESSED
seal_width0.438 INCHES NOMINAL IN
outside_diameter2.566 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter2.562 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.875 INCHES NOMINAL IN
NSN5330-00-806-4078
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 458925R91 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
•
CASE STYLE: RECESSED
•
HOUSING BORE DIAMETER: 2.562 INCHES NOMINAL IN
•
SURFACE TREATMENT: PLASTIC CASE
•
MATERIAL: STEEL CASE
•
OUTSIDE DIAMETER: 2.566 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT DIAMETER: 1.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CASE STYLERECESSED
HOUSING BORE DIAMETER2.562 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC CASE
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
OUTSIDE DIAMETER2.566 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT DIAMETER1.875 INCHES NOMINAL IN
SEAL WIDTH0.438 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
LM300HInterchangeable
interchangeable cross-reference
interchangeable
LM300HAInterchangeable
interchangeable cross-reference
interchangeable
53623Interchangeable
interchangeable cross-reference
interchangeable
INVOLUTE 14-1/2DEG 3-48Interchangeable
interchangeable cross-reference
interchangeable
GGG-C-755Interchangeable
interchangeable cross-reference
interchangeable
11385Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 458925R91?
458925R91 is a SEAL,PLAIN ENCASED.
What parts can replace 458925R91?
There are 21 known substitutes for 458925R91: LM300H, LM300HA, 53623 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 458925R91?
458925R91 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-806-4078. 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