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20646 ✓ Verified by PartsTable
Legrand · 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 CONDUIT ASSEMBLY,FLEXIBLE is a Legrand industrial component. Key specifications include guide: NOT INCLUDED, length: 102.000 INCHES NOMINAL IN, diameter: 0.719 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, flute_type: INTEGRAL, leg_length: 0.51 INCHES NOMINAL SECOND END 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 5330-00-044-0623, 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
20646
NSN: 5330-00-044-0623
FSC: 5330
CAGE: 71741 — CMC OF GEORGIA, INC. (USA)
SPECIFICATIONS
guideNOT INCLUDED
length102.000 INCHES NOMINAL IN
diameter0.719 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
flute_typeINTEGRAL
leg_length0.51 INCHES NOMINAL SECOND END IN
point_typeCONVENTIONAL
shank_typeMORSE TAPER
point_angle118.0 DEGREES NOMINAL
reamer_typeFLUTED CHUCKING
shank_styleSTRAIGHT ROUND
flute_designHELICAL
NSN5330-00-044-0623
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20646 MFR: Legrand ⚠ 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
•
LENGTH: 102.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER
LENGTH102.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
918 66Interchangeable
interchangeable cross-reference
interchangeable
1340Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751 TYCInterchangeable
interchangeable cross-reference
interchangeable
206-46Interchangeable
interchangeable cross-reference
interchangeable
31246Interchangeable
interchangeable cross-reference
interchangeable
50-10155Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20646?
20646 is a CONDUIT ASSEMBLY,FLEXIBLE manufactured by Legrand.
What parts can replace 20646?
There are 17 known substitutes for 20646: 918 66, 1340, GGG-D-751 TYC and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20646?
20646 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-044-0623. 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