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Technical Data Sheet
43-1088 ✓ 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: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.376 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN, housing_bore_diameter: 1.498 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.906 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 5330-00-285-3330, 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
43-1088
NSN: 5330-00-285-3330
FSC: 5330
CAGE: 76680 — FEDERAL-MOGUL CORP CHASSIS PRODUCTS DIV (USA)
SPECIFICATIONS
materialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.376 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
housing_bore_diameter1.498 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.906 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed1600 FEET PER MINUTE FT
NSN5330-00-285-3330
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 43-1088 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
HOUSING BORE DIAMETER: 1.498 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 1600 FEET PER MINUTE FT
CASE STYLE: SQUARE
MATERIAL: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER: 0.906 INCHES NOMINAL IN
SEALING ELEMENT STYLE: ANGULAR
SEAL WIDTH: 0.376 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HOUSING BORE DIAMETER1.498 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED1600 FEET PER MINUTE FT
CASE STYLESQUARE
MATERIALLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER0.906 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.376 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
093-3Interchangeable
interchangeable cross-reference
interchangeable
2153-06-00Interchangeable
interchangeable cross-reference
interchangeable
810-6Interchangeable
interchangeable cross-reference
interchangeable
194Interchangeable
interchangeable cross-reference
interchangeable
1180-102Interchangeable
interchangeable cross-reference
interchangeable
E088Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 43-1088?
43-1088 is a SEAL,PLAIN ENCASED.
What parts can replace 43-1088?
There are 17 known substitutes for 43-1088: 093-3, 2153-06-00, 810-6 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 43-1088?
43-1088 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-285-3330. This indicates validated use in U.S. government and defense supply chains.
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