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Technical Data Sheet
9N749 ✓ 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 SEALING ELEMENT, case_style: SQUARE, seal_width: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, housing_bore_diameter: 2.250 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.367 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-361-3166, 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
9N749
NSN: 5330-00-361-3166
FSC: 5330
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
materialLEATHER SEALING ELEMENT
case_styleSQUARE
seal_width0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
housing_bore_diameter2.250 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.367 INCHES NOMINAL IN
NSN5330-00-361-3166
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9N749 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
SEALING ELEMENT STYLE: ANGULAR
CASE STYLE: SQUARE
MATERIAL: STEEL CASE
SEAL WIDTH: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
HOUSING BORE DIAMETER: 2.250 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER: 1.367 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
CASE STYLESQUARE
MATERIALSTEEL CASE
MATERIALLEATHER SEALING ELEMENT
SEAL WIDTH0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
HOUSING BORE DIAMETER2.250 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER1.367 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
226371Interchangeable
interchangeable cross-reference
interchangeable
206204Interchangeable
interchangeable cross-reference
interchangeable
243379Interchangeable
interchangeable cross-reference
interchangeable
292-000Interchangeable
interchangeable cross-reference
interchangeable
10-0-7754 AND 10-0-7745Interchangeable
interchangeable cross-reference
interchangeable
7745Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9N749?
9N749 is a SEAL,PLAIN ENCASED.
What parts can replace 9N749?
There are 25 known substitutes for 9N749: 226371, 206204, 243379 and 22 more. Substitute compatibility should be verified for your specific system.
Is 9N749 still available?
9N749 is currently cancelled.
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