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Technical Data Sheet
PartsTable / COMPONENT / 359-5990
359-5990 ✓ 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 PLUG,VENT is a the manufacturer industrial component. Key specifications include color: RED, length: 0.750 INCHES NOMINAL IN, material: RUBBER SYNTHETIC, inside_diameter: 1.000 INCHES NOMINAL IN, vent_hole_shape: ROUND, outside_diameter: 1.615 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-104-9826, 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
359-5990
NSN: 5340-01-104-9826
FSC: 5340
CAGE: 26151 — STEMCO INC SUB OF COLTEC INDUSTRIES INC (USA)
SPECIFICATIONS
colorRED
length0.750 INCHES NOMINAL IN
materialRUBBER SYNTHETIC
inside_diameter1.000 INCHES NOMINAL IN
vent_hole_shapeROUND
outside_diameter1.615 INCHES NOMINAL IN
vent_hole_diameter0.031 INCHES NOMINAL IN
vent_hole_quantity1
end_connection_typeUNTHREADED
unthreaded_end_length0.500 INCHES NOMINAL IN
unthreaded_end_diameter1.210 INCHES NOMINAL IN
NSN5340-01-104-9826
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 359-5990 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
•
MATERIAL: RUBBER SYNTHETIC
•
UNTHREADED END DIAMETER: 1.210 INCHES NOMINAL IN
•
VENT HOLE QUANTITY: 1
•
VENT HOLE DIAMETER: 0.031 INCHES NOMINAL IN
•
LENGTH: 0.750 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
COLOR: RED
•
END CONNECTION TYPE: UNTHREADED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER SYNTHETIC
UNTHREADED END DIAMETER1.210 INCHES NOMINAL IN
VENT HOLE QUANTITY1
VENT HOLE DIAMETER0.031 INCHES NOMINAL IN
LENGTH0.750 INCHES NOMINAL IN
INSIDE DIAMETER1.000 INCHES NOMINAL IN
COLORRED
END CONNECTION TYPEUNTHREADED
VENT HOLE SHAPEROUND
UNTHREADED END LENGTH0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
5990Interchangeable
interchangeable cross-reference
interchangeable
D600B00402Interchangeable
interchangeable cross-reference
interchangeable
0S30974Interchangeable
interchangeable cross-reference
interchangeable
5984Interchangeable
interchangeable cross-reference
interchangeable
5990-1Interchangeable
interchangeable cross-reference
interchangeable
E971Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 359-5990?
359-5990 is a PLUG,VENT.
What parts can replace 359-5990?
There are 12 known substitutes for 359-5990: 5990, D600B00402, 0S30974 and 9 more. Substitute compatibility should be verified for your specific system.
Is 359-5990 still available?
359-5990 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026