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Technical Data Sheet
7375181 ✓ 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: 0.125 INCHES NOMINAL IN, housing_bore_diameter: 1.375 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.125 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-737-5181, 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
7375181
NSN: 5330-00-737-5181
FSC: 5330
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.125 INCHES NOMINAL IN
housing_bore_diameter1.375 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.125 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3000 FEET PER MINUTE FT
NSN5330-00-737-5181
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7375181 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
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3000 FEET PER MINUTE FT
SEALING ELEMENT STYLE: ANGULAR
ACCOMMODATED SHAFT DIAMETER: 1.125 INCHES NOMINAL IN
HOUSING BORE DIAMETER: 1.375 INCHES NOMINAL IN
SEAL WIDTH: 0.125 INCHES NOMINAL IN
MATERIAL: STEEL CASE
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT DIAMETER1.125 INCHES NOMINAL IN
HOUSING BORE DIAMETER1.375 INCHES NOMINAL IN
SEAL WIDTH0.125 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
473974Interchangeable
interchangeable cross-reference
interchangeable
33166Interchangeable
interchangeable cross-reference
interchangeable
266537Interchangeable
interchangeable cross-reference
interchangeable
14982Interchangeable
interchangeable cross-reference
interchangeable
665773Interchangeable
interchangeable cross-reference
interchangeable
S-10544DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7375181?
7375181 is a SEAL,PLAIN ENCASED.
What parts can replace 7375181?
There are 11 known substitutes for 7375181: 473974, 33166, 266537 and 8 more. Substitute compatibility should be verified for your specific system.
Is 7375181 still available?
7375181 is currently cancelled.
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