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Technical Data Sheet
PartsTable / COMPONENT / 820-1 1/2
820-1 1/2 ✓ 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 820-1 1/2 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-137-4192, 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
820-1 1/2
NSN: 5340-01-137-4192
FSC: 5340
CAGE: 70474 — AMERICAN CORD & WEBBING CO INC DIV AMERICAN CORD AND WEBBING (USA)
SPECIFICATIONS
Part Number820-1 1/2
NSN5340-01-137-4192
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 820-1 1/2 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
•
WIDTH: 1.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: END CLIP
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
WIDTH1.500 INCHES NOMINAL IN
STYLE DESIGNATOREND CLIP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
82-0-112Interchangeable
interchangeable cross-reference
interchangeable
1345-K105Interchangeable
interchangeable cross-reference
interchangeable
777Interchangeable
interchangeable cross-reference
interchangeable
13212E6892Interchangeable
interchangeable cross-reference
interchangeable
5800765-711005-003Interchangeable
interchangeable cross-reference
interchangeable
8201-20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 820-1 1/2?
820-1 1/2 is a 820-1 1/2.
What parts can replace 820-1 1/2?
There are 8 known substitutes for 820-1 1/2: 82-0-112, 1345-K105, 777 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 820-1 1/2?
820-1 1/2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-137-4192. 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