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206449 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

206449: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.562 INCHES NOMINAL IN, housing_bore_diameter: 4.631 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 3.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-542-3472, 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
206449
NSN: 5330-00-542-3472
NIINs: 005423472, 012013628
FSC: 5330 — Packing and Gasket Materials
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.562 INCHES NOMINAL IN
housing_bore_diameter4.631 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter3.625 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3600 FEET PER MINUTE FT
NSN5330-00-542-3472
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 206449 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
•
SEAL WIDTH: 0.562 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 4.631 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3600 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 3.625 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.562 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER4.631 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3600 FEET PER MINUTE FT
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER3.625 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 3
00044Reference document
Same NSN cross-reference
Reference document — Secondary reference
36175Reference document
px4-300d
Reference document — Advisory reference — outside the item-of-supply concept
461W320M1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 206449?
206449 is a O-RING.
What parts can replace 206449?
There are 3 known substitutes for 206449: 00044, 36175, 461W320M1. Substitute compatibility should be verified for your specific system.
What is the NSN for 206449?
206449 is cataloged in the U.S. Government catalog under NSN 5330-00-542-3472. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.