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Technical Data Sheet
49521 ✓ 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 FILTER,DUST is a the manufacturer industrial component. Key specifications include special_features: BRASS, part_name_assigned_by_controlling_agency: SPACER, V-PACKING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-172-9486, 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
49521
NSN: 5330-00-172-9486
FSC: 5330
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
special_featuresBRASS
part_name_assigned_by_controlling_agencySPACER, V-PACKING
NSN5330-00-172-9486
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 49521 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: VERTICAL-ANGULAR
CASE STYLE: SHOULDERED
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT B
SEAL WIDTH: 0.719 INCHES NOMINAL IN
HOUSING BORE DIAMETER: 3.189 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER: 2.188 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3000 FEET PER MINUTE FT
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEVERTICAL-ANGULAR
CASE STYLESHOULDERED
MATERIALRUBBER SYNTHETIC SEALING ELEMENT B
SEAL WIDTH0.719 INCHES NOMINAL IN
HOUSING BORE DIAMETER3.189 INCHES NOMINAL IN
MATERIALWOOL SEALING ELEMENT A
ACCOMMODATED SHAFT DIAMETER2.188 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
6186Interchangeable
interchangeable cross-reference
interchangeable
10958Interchangeable
interchangeable cross-reference
interchangeable
509881-10Interchangeable
interchangeable cross-reference
interchangeable
20219Interchangeable
interchangeable cross-reference
interchangeable
319696-530Interchangeable
interchangeable cross-reference
interchangeable
49521Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49521?
49521 is a FILTER,DUST.
What parts can replace 49521?
There are 15 known substitutes for 49521: 6186, 10958, 509881-10 and 12 more. Substitute compatibility should be verified for your specific system.
Is 49521 still available?
49521 is currently cancelled.
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