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Technical Data Sheet
74549 ✓ 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 BEARING SLEEVE,MATCHED SET is a the manufacturer industrial component. Key specifications include overall_width: 2.000 INCHES NOMINAL IN, overall_length: 3.000 INCHES NOMINAL IN, special_features: CLEAR PLASTIC HOLDER; INSERT IS WHITE PAPER STOCK, attachment_method: PIN, supplementary_features: CARDS INCLUDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-187-0019, 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
74549
NSN: 5330-00-187-0019
FSC: 5330
CAGE: 45RP7 — DRESSTA NORTH AMERICA LTD (USA)
SPECIFICATIONS
overall_width2.000 INCHES NOMINAL IN
overall_length3.000 INCHES NOMINAL IN
special_featuresCLEAR PLASTIC HOLDER; INSERT IS WHITE PAPER STOCK
attachment_methodPIN
supplementary_featuresCARDS INCLUDED
NSN5330-00-187-0019
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74549 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
74549Interchangeable
interchangeable cross-reference
interchangeable
G18206Interchangeable
interchangeable cross-reference
interchangeable
25267Interchangeable
interchangeable cross-reference
interchangeable
78903Interchangeable
interchangeable cross-reference
interchangeable
71625Interchangeable
interchangeable cross-reference
interchangeable
8455008989730Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74549?
74549 is a BEARING SLEEVE,MATCHED SET.
What parts can replace 74549?
There are 9 known substitutes for 74549: 74549, G18206, 25267 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74549?
74549 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-187-0019. This indicates validated use in U.S. government and defense supply chains.
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