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99149 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

99149: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include seal_width: 0.688 INCHES NOMINAL IN, housing_bore_diameter: 1.781 INCHES NOMINAL IN, accommodated_shaft_diameter: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-311-2144, 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
99149
NSN: 5365-00-311-2144
NIINs: 003112144, 012666449
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
seal_width0.688 INCHES NOMINAL IN
housing_bore_diameter1.781 INCHES NOMINAL IN
accommodated_shaft_diameter1.500 INCHES NOMINAL IN
NSN5365-00-311-2144
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,PLAIN ENCASED TITLE COMPONENT PN 99149 MFR SEAL,PLAIN ENCASED
KEY FEATURES
•
OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.188 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.359 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
OVERALL THICKNESS0.188 INCHES NOMINAL IN
INSIDE DIAMETER1.359 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
316344Reference document
Same NSN cross-reference
Reference document — Secondary reference
580K19Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 99149?
99149 is a SEAL,PLAIN ENCASED.
What parts can replace 99149?
There are 2 known substitutes for 99149: 316344, 580K19. Substitute compatibility should be verified for your specific system.
What is the NSN for 99149?
99149 is cataloged in the U.S. Government catalog under NSN 5365-00-311-2144. 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.