PartsTable
Technical Data Sheet
87917-3250 ITEM20 ✓ 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 HOSE ASSEMBLY,NONMETALLIC is a the manufacturer industrial component. Key specifications include thread_class: 3B FIRST END, connection_type: THREADED INTERNAL PIPE FIRST END, inside_diameter: 0.500 INCHES NOMINAL IN, connection_style: SWIVEL NUT, GASKET SEAL FIRST END, thread_direction: RIGHT-HAND FIRST END, operating_pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-01-139-1673, 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
87917-3250 ITEM20
NSN: 4720-01-139-1673
FSC: 4720
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
thread_class3B FIRST END
connection_typeTHREADED INTERNAL PIPE FIRST END
inside_diameter0.500 INCHES NOMINAL IN
connection_styleSWIVEL NUT, GASKET SEAL FIRST END
thread_directionRIGHT-HAND FIRST END
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
nominal_thread_size0.500 INCHES FIRST END IN
end_connection_designSTRAIGHT FIRST END
inside_surface_conditionSMOOTH
media_for_which_designedWATER SINGLE RESPONSE
thread_series_designatorNPSH FIRST END
cross-sectional_shape_styleROUND
NSN4720-01-139-1673
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — PN: 87917-3250 ITEM20 · 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
CONNECTION STYLE: SWIVEL NUT, GASKET SEAL FIRST END
NONDEFINITIVE SPEC/STD DATA: 1 GRADE AND 2 CLASS
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
NOMINAL THREAD SIZE: 0.500 INCHES FIRST END IN
OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
THREAD DIRECTION: RIGHT-HAND FIRST END
INSIDE DIAMETER: 0.500 INCHES NOMINAL IN
MEASURING METHOD AND LENGTH: 120.000 INCHES NOMINAL EXCLUDING END FITTINGS IN
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION STYLESWIVEL NUT, GASKET SEAL FIRST END
NONDEFINITIVE SPEC/STD DATA1 GRADE AND 2 CLASS
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
NOMINAL THREAD SIZE0.500 INCHES FIRST END IN
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
THREAD DIRECTIONRIGHT-HAND FIRST END
INSIDE DIAMETER0.500 INCHES NOMINAL IN
MEASURING METHOD AND LENGTH120.000 INCHES NOMINAL EXCLUDING END FITTINGS IN
SPECIFICATION/STANDARD DATA81348-ZZ-H-601 GOVERNMENT SPECIFICATION
END CONNECTION DESIGNSTRAIGHT FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
608-4685638ITEM23Interchangeable
interchangeable cross-reference
interchangeable
608-4685638Interchangeable
interchangeable cross-reference
interchangeable
879173250-0001Interchangeable
interchangeable cross-reference
interchangeable
4686183-000HInterchangeable
interchangeable cross-reference
interchangeable
87917-3250ITEM22Interchangeable
interchangeable cross-reference
interchangeable
608-4685638ITEM22Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 87917-3250 ITEM20?
87917-3250 ITEM20 is a HOSE ASSEMBLY,NONMETALLIC.
What parts can replace 87917-3250 ITEM20?
There are 29 known substitutes for 87917-3250 ITEM20: 608-4685638ITEM23, 608-4685638, 879173250-0001 and 26 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 87917-3250 ITEM20?
87917-3250 ITEM20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4720-01-139-1673. This indicates validated use in U.S. government and defense supply chains.
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