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Technical Data Sheet
PartsTable / COMPONENT / 33S44375-1350
33S44375-1350 ✓ 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 CORROSION RESISTING CASE, case_style: SQUARE, seal_width: 0.375 INCHES NOMINAL IN, housing_bore_diameter: 1.625 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-559-2708, 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
33S44375-1350
NSN: 5330-00-559-2708
FSC: 5330
CAGE: 94135 — NAVAL ORDNANCE STANDARDS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING CASE
case_styleSQUARE
seal_width0.375 INCHES NOMINAL IN
housing_bore_diameter1.625 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.750 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-559-2708
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 33S44375-1350 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
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SEAL WIDTH: 0.375 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 0.750 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 1.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SEAL WIDTH0.375 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
MATERIALSTEEL CORROSION RESISTING CASE
ACCOMMODATED SHAFT DIAMETER0.750 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER1.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
131-1726-01Interchangeable
interchangeable cross-reference
interchangeable
SA57368Interchangeable
interchangeable cross-reference
interchangeable
DWG716062-038Interchangeable
interchangeable cross-reference
interchangeable
7603Interchangeable
interchangeable cross-reference
interchangeable
401-3504Interchangeable
interchangeable cross-reference
interchangeable
B78217Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 33S44375-1350?
33S44375-1350 is a SEAL,PLAIN ENCASED.
What parts can replace 33S44375-1350?
There are 17 known substitutes for 33S44375-1350: 131-1726-01, SA57368, DWG716062-038 and 14 more. Substitute compatibility should be verified for your specific system.
Is 33S44375-1350 still available?
33S44375-1350 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026