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998D663G04 — HOSE ASSEMBLY,NONMETALLIC

✓ Government record, cited
— · PIPE SECTION
PRODUCT OVERVIEW

998D663G04: HOSE ASSEMBLY,NONMETALLIC.

The HOSE ASSEMBLY,NONMETALLIC is a the manufacturer industrial component. Key specifications include flow_angle: 90.0 DEGREES SECOND END, seat_angle: 37.0 DEGREES FIRST END, temp_rating: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF, thread_class: 3B SECOND END, vacuum_in_torr: 50.8, connection_type: THREADED INTERNAL TUBE SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4720-00-003-9554, 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
998D663G04
NSN: 4720-00-003-9554
FSC: 4720 — Hose and Flexible Tubing
CAGE: 18323 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS (USA)
SPECIFICATIONS
flow_angle90.0 DEGREES SECOND END
seat_angle37.0 DEGREES FIRST END
temp_rating-65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
thread_class3B SECOND END
vacuum_in_torr50.8
connection_typeTHREADED INTERNAL TUBE SECOND END
inside_diameter0.406 INCHES NOMINAL IN
connection_styleSWIVEL NUT FLARE FIRST END
outside_diameter0.766 INCHES NOMINAL IN
special_featuresW/POLYOLEFIN CHAFE GUARD,3 IN. LG IN
thread_directionRIGHT-HAND SECOND END
operating_pressure2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
NSN4720-00-003-9554
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: 998D663G04 · 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
•
FLOW ANGLE: 90.0 DEGREES SECOND END
•
MEASURING METHOD AND LENGTH: 30.000 INCHES NOMINAL EXCLUDING END FITTINGS IN
•
TEMP RATING: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MINIMUM INSIDE BENDING RADIUS: 4.625 INCHES IN
•
CONNECTION STYLE: SWIVEL NUT FLARE SECOND END
•
VACUUM IN TORR: 50.8
•
LAYER COMPOSITION AND LOCATION: 2ND LAYER RUBBER IMPREGNATED BRAIDED STEEL WIRE AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD AND 1ST LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD
TECHNICAL CHARACTERISTICS
FLOW ANGLE90.0 DEGREES SECOND END
MEASURING METHOD AND LENGTH30.000 INCHES NOMINAL EXCLUDING END FITTINGS IN
TEMP RATING-65.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
MINIMUM INSIDE BENDING RADIUS4.625 INCHES IN
CONNECTION STYLESWIVEL NUT FLARE SECOND END
CONNECTION STYLESWIVEL NUT FLARE FIRST END
VACUUM IN TORR50.8
LAYER COMPOSITION AND LOCATION2ND LAYER RUBBER IMPREGNATED BRAIDED STEEL WIRE AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD AND 1ST LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD
CONNECTION TYPETHREADED INTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
OTHER ITEMS IN FSC 4720 — Hose and Flexible Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4720-00-000-0080 4720-00-000-0081 4720-00-000-0084 4720-00-000-0724 4720-00-001-0014 4720-00-001-0015 4720-00-001-0023 4720-00-001-0025
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 998D663G04?
998D663G04 is a HOSE ASSEMBLY,NONMETALLIC.
What is the NSN for 998D663G04?
998D663G04 is cataloged in the U.S. Government catalog under NSN 4720-00-003-9554. This indicates validated use in U.S. government and defense supply chains.
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