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Technical Data Sheet
PartsTable / COMPONENT / PLGA2181020A
PLGA2181020A ✓ 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 ASSEMBLY,SEALING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, special_features: 0.307 IN. LG, 0.218 IN.

DIA IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-081-5833, 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
PLGA2181020A
NSN: 5340-00-081-5833
FSC: 5340
CAGE: 92555 — THE LEE CO DBA THE LEE CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
special_features0.307 IN. LG, 0.218 IN. DIA IN
NSN5340-00-081-5833
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PLGA2181020A 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: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING
SPECIAL FEATURES0.307 IN. LG, 0.218 IN. DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
PLGA2181020Upgraded Successor
successor cross-reference
successor
218102Upgraded Successor
successor cross-reference
successor
712288-091Interchangeable
interchangeable cross-reference
interchangeable
218REDInterchangeable
interchangeable cross-reference
interchangeable
ROM/PROMInterchangeable
interchangeable cross-reference
interchangeable
44-129-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PLGA2181020A?
PLGA2181020A is a PLUG ASSEMBLY,SEALING.
What parts can replace PLGA2181020A?
There are 12 known substitutes for PLGA2181020A: PLGA2181020, 218102, 712288-091 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PLGA2181020A?
PLGA2181020A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-081-5833. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026