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Technical Data Sheet
PartsTable / COMPONENT / PLGA2811020
PLGA2811020 ✓ 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. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-911-8176, 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
PLGA2811020
NSN: 5340-00-911-8176
FSC: 5340
CAGE: 92555 — THE LEE CO DBA THE LEE CO (USA)
SPECIFICATIONS
Part NumberPLGA2811020
NSN5340-00-911-8176
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PLGA2811020 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
83-031Interchangeable
interchangeable cross-reference
interchangeable
A-A-51139 TY 2 CL 1 B-S-13Interchangeable
interchangeable cross-reference
interchangeable
21-407Interchangeable
interchangeable cross-reference
interchangeable
6635-6123-3033Interchangeable
interchangeable cross-reference
interchangeable
3SInterchangeable
interchangeable cross-reference
interchangeable
OO-R-421 TY2CL2SZ3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PLGA2811020?
PLGA2811020 is a PLUG ASSEMBLY,SEALING.
What parts can replace PLGA2811020?
There are 19 known substitutes for PLGA2811020: 83-031, A-A-51139 TY 2 CL 1 B-S-13, 21-407 and 16 more. Substitute compatibility should be verified for your specific system.
Is PLGA2811020 still available?
PLGA2811020 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