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Technical Data Sheet
8431-LPD ✓ 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: SQUARE, seal_width: 0.750 INCHES NOMINAL IN, outside_diameter: 8.132 INCHES NOMINAL IN, housing_bore_diameter: 8.125 INCHES NOMINAL IN, sealing_element_style: ANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-065-4836, 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
8431-LPD
NSN: 5330-00-065-4836
FSC: 5330
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.750 INCHES NOMINAL IN
outside_diameter8.132 INCHES NOMINAL IN
housing_bore_diameter8.125 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter6.625 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-065-4836
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8431-LPD 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: 8.132 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
CASE STYLE: SQUARE
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER: 6.625 INCHES NOMINAL IN
SEALING ELEMENT STYLE: ANGULAR
HOUSING BORE DIAMETER: 8.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER8.132 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER6.625 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
MATERIALSTEEL CASE
HOUSING BORE DIAMETER8.125 INCHES NOMINAL IN
SEAL WIDTH0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
66241Interchangeable
interchangeable cross-reference
interchangeable
S6307H3237281Interchangeable
interchangeable cross-reference
interchangeable
7010-7830-200Interchangeable
interchangeable cross-reference
interchangeable
4175387Interchangeable
interchangeable cross-reference
interchangeable
G21134Interchangeable
Same NIIN cross-reference
interchangeable
00044Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8431-LPD?
8431-LPD is a SEAL,PLAIN ENCASED.
What parts can replace 8431-LPD?
There are 9 known substitutes for 8431-LPD: 66241, S6307H3237281, 7010-7830-200 and 6 more. Substitute compatibility should be verified for your specific system.
Is 8431-LPD still available?
8431-LPD is currently cancelled.
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