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EE63671 — PLUG,VENT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

EE63671: PLUG,VENT.

The PLUG,VENT is a the manufacturer industrial component. Key specifications include length: 0.844 INCHES NOMINAL IN, material: COPPER ALLOY, thread_length: 0.531 INCHES NOMINAL IN, vent_hole_shape: ROUND, outside_diameter: 0.375 INCHES NOMINAL IN, vent_hole_diameter: 0.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-041-1445, 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
EE63671
NSN: 5340-01-041-1445
FSC: 5340 — Hardware, Commercial
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
length0.844 INCHES NOMINAL IN
materialCOPPER ALLOY
thread_length0.531 INCHES NOMINAL IN
vent_hole_shapeROUND
outside_diameter0.375 INCHES NOMINAL IN
vent_hole_diameter0.312 INCHES NOMINAL IN
vent_hole_quantity1
end_connection_typeTHREADED
thread_size_and_series/type_designator1/4-18 NPT
NSN5340-01-041-1445
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: EE63671 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
•
VENT HOLE DIAMETER: 0.312 INCHES NOMINAL IN
•
LENGTH: 0.844 INCHES NOMINAL IN
•
VENT HOLE SHAPE: ROUND
•
THREAD LENGTH: 0.531 INCHES NOMINAL IN
•
END CONNECTION TYPE: THREADED
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1/4-18 NPT
TECHNICAL CHARACTERISTICS
VENT HOLE DIAMETER0.312 INCHES NOMINAL IN
LENGTH0.844 INCHES NOMINAL IN
VENT HOLE SHAPEROUND
THREAD LENGTH0.531 INCHES NOMINAL IN
END CONNECTION TYPETHREADED
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
THREAD SIZE AND SERIES/TYPE DESIGNATOR1/4-18 NPT
VENT HOLE QUANTITY1
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is EE63671?
EE63671 is a PLUG,VENT.
What is the NSN for EE63671?
EE63671 is cataloged in the U.S. Government catalog under NSN 5340-01-041-1445. 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.