Schedule = wall thickness, NOT diameter Nominal pipe size != actual OD
Sch 40 and Sch 80 same OD, different wall
PRODUCT OVERVIEW
The HOSE ASSEMBLY,NONMETALLIC is a the manufacturer industrial component. Key specifications include temp_rating: -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF, connection_type: THREADED EXTERNAL PIPE FIRST END, inside_diameter: 0.411 INCHES NOMINAL IN, connection_style: PLAIN FIRST END, outside_diameter: 0.770 INCHES NOMINAL IN, thread_direction: RIGHT-HAND FIRST END. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-00-447-3584, 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
R18797
NSN:4720-00-447-3584 FSC:4720 CAGE:23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
temp_rating
-40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
connection_type
THREADED EXTERNAL PIPE FIRST END
inside_diameter
0.411 INCHES NOMINAL IN
connection_style
PLAIN FIRST END
outside_diameter
0.770 INCHES NOMINAL IN
thread_direction
RIGHT-HAND FIRST END
features_provided
REUSABLE END FITTINGS
operating_pressure
3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
burst_test_pressure
14000.0 POUNDS PER SQUARE INCH LBS
nominal_thread_size
0.500 INCHES FIRST END IN
end_connection_design
STRAIGHT FIRST END
inside_surface_condition
SMOOTH
NSN
4720-00-447-3584
COMPONENT DIAGRAM
KEY FEATURES
•
HYDROSTATIC TEST PRESSURE: 7000.0 POUNDS PER SQUARE INCH LBS
•
OUTER COVERING ENVIRONMENTAL PROTECTION: FUEL RESISTANT AND HYDRAULIC SOLUTION RESISTANT AND OIL RESISTANT
•
NOMINAL THREAD SIZE: 0.500 INCHES FIRST END IN
•
MEASURING METHOD AND LENGTH: 40.500 INCHES NOMINAL OVERALL IN
•
FEATURES PROVIDED: REUSABLE END FITTINGS
•
THREAD SERIES DESIGNATOR: NPTF FIRST END
•
END CONNECTION DESIGN: STRAIGHT FIRST END
•
BURST TEST PRESSURE: 14000.0 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
HYDROSTATIC TEST PRESSURE
7000.0 POUNDS PER SQUARE INCH LBS
OUTER COVERING ENVIRONMENTAL PROTECTION
FUEL RESISTANT AND HYDRAULIC SOLUTION RESISTANT AND OIL RESISTANT
NOMINAL THREAD SIZE
0.500 INCHES FIRST END IN
MEASURING METHOD AND LENGTH
40.500 INCHES NOMINAL OVERALL IN
FEATURES PROVIDED
REUSABLE END FITTINGS
THREAD SERIES DESIGNATOR
NPTF FIRST END
END CONNECTION DESIGN
STRAIGHT FIRST END
BURST TEST PRESSURE
14000.0 POUNDS PER SQUARE INCH LBS
CONNECTION STYLE
PLAIN FIRST END
LAYER COMPOSITION AND LOCATION
2ND LAYER BRAIDED WIRE AND 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER RUBBER IMPREGNATED BRAIDED FABRIC
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FREQUENTLY ASKED QUESTIONS
What is R18797?
R18797 is a HOSE ASSEMBLY,NONMETALLIC.
What parts can replace R18797?
There are 23 known substitutes for R18797: S6127-61801-3, 21670, 21937 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R18797?
R18797 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-00-447-3584. This indicates validated use in U.S. government and defense supply chains.
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