PartsTable
Technical Data Sheet
20R3 3/4ID ✓ Verified by PartsTable
· PIPE SECTION
WHAT YOU NEED TO KNOW
Schedule = wall thickness, NOT diameter Nominal pipe size != actual OD
Sch 40 and Sch 80 same OD, different wall
PRODUCT OVERVIEW

The 20R3 3/4ID is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-00-017-0797, 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
20R3 3/4ID
NSN: 4720-00-017-0797
FSC: 4720
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
Part Number20R3 3/4ID
NSN4720-00-017-0797
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — PN: 20R3 3/4ID · OEM ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
BURST TEST PRESSURE: 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS
TEMP RATING: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
MEDIA FOR WHICH DESIGNED: ALCOHOL, METHYL AND ETHYLENE GLYCOL AND WATER, FRESH AND FUEL/OIL, HYDROCARBON SINGLE RESPONSE
NONDEFINITIVE SPEC/STD DATA: D2 CLASS
OPERATING PRESSURE: 50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SPECIFICATION/STANDARD DATA: 81343-SAE 20R3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
OUTER COVERING ENVIRONMENTAL PROTECTION: ETHYLENE GLYCOL RESISTANT AND HEAT RESISTANT AND OZONE RESISTANT
INSIDE SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS (FLIS)
BURST TEST PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS
TEMP RATING250.0 FAHRENHEIT SINGLE RESPONSE DEGF
MEDIA FOR WHICH DESIGNEDALCOHOL, METHYL AND ETHYLENE GLYCOL AND WATER, FRESH AND FUEL/OIL, HYDROCARBON SINGLE RESPONSE
NONDEFINITIVE SPEC/STD DATAD2 CLASS
OPERATING PRESSURE50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SPECIFICATION/STANDARD DATA81343-SAE 20R3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
OUTER COVERING ENVIRONMENTAL PROTECTIONETHYLENE GLYCOL RESISTANT AND HEAT RESISTANT AND OZONE RESISTANT
INSIDE SURFACE CONDITIONSMOOTH
MATERIALRUBBER SYNTHETIC TUBE
OUTSIDE DIAMETER0.856 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
KN-56-03Interchangeable
interchangeable cross-reference
interchangeable
TRU-2807Interchangeable
interchangeable cross-reference
interchangeable
6435Interchangeable
interchangeable cross-reference
interchangeable
258802Interchangeable
interchangeable cross-reference
interchangeable
457221Interchangeable
interchangeable cross-reference
interchangeable
X552AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20R3 3/4ID?
20R3 3/4ID is a 20R3 3/4ID.
What parts can replace 20R3 3/4ID?
There are 23 known substitutes for 20R3 3/4ID: KN-56-03, TRU-2807, 6435 and 20 more. Substitute compatibility should be verified for your specific system.
Is 20R3 3/4ID still available?
20R3 3/4ID is currently cancelled.
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