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446979 — GASKET

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

446979: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_height: 0.469 INCHES NOMINAL IN, thread_class: 2A EXTERNAL A, thread_length: 0.191 INCHES NOMINAL EXTERNAL IN, overall_length: 0.750 INCHES NOMINAL IN, connection_style: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-278-5294, 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
446979
NSN: 5365-00-278-5294
NIINs: 002785294, 014815801
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_height0.469 INCHES NOMINAL IN
thread_class2A EXTERNAL A
thread_length0.191 INCHES NOMINAL EXTERNAL IN
overall_length0.750 INCHES NOMINAL IN
connection_stylePLAIN
style_designatorPLUG, MACHINE
thread_directionRIGHT-HAND EXTERNAL
nominal_thread_size0.375 INCHES EXTERNAL IN
washer_face_diameter0.500 INCHES NOMINAL IN
washer_face_thickness0.016 INCHES NOMINAL IN
thread_series_designatorUNF EXTERNAL
NSN5365-00-278-5294
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GASKET TITLE COMPONENT PN 446979 MFR GASKET
KEY FEATURES
•
HEAD HEIGHT: 0.469 INCHES NOMINAL IN
•
CONNECTION STYLE: PLAIN
•
THREAD LENGTH: 0.191 INCHES NOMINAL EXTERNAL IN
•
STYLE DESIGNATOR: PLUG, MACHINE
•
THREAD DIRECTION: RIGHT-HAND EXTERNAL
•
NOMINAL THREAD SIZE: 0.375 INCHES EXTERNAL IN
•
WASHER FACE DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.469 INCHES NOMINAL IN
CONNECTION STYLEPLAIN
THREAD LENGTH0.191 INCHES NOMINAL EXTERNAL IN
STYLE DESIGNATORPLUG, MACHINE
OVERALL LENGTH0.750 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND EXTERNAL
NOMINAL THREAD SIZE0.375 INCHES EXTERNAL IN
WASHER FACE DIAMETER0.500 INCHES NOMINAL IN
WASHER FACE THICKNESS0.016 INCHES NOMINAL IN
THREAD CLASS2A EXTERNAL A
SUBSTITUTES & CROSS-REFERENCES 3
045275Reference document
Same NSN cross-reference
Reference document — Secondary reference
5290939Reference document
Same NSN cross-reference
Reference document — Secondary reference
373885Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 446979?
446979 is a GASKET.
What parts can replace 446979?
There are 3 known substitutes for 446979: 045275, 5290939, 373885. Substitute compatibility should be verified for your specific system.
What is the NSN for 446979?
446979 is cataloged in the U.S. Government catalog under NSN 5365-00-278-5294. 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.