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H4730-369-4577 — ADAPTER,STRAIGHT,FLANGE TO HOSE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

H4730-369-4577: ADAPTER,STRAIGHT,FLANGE TO HOSE.

ADAPTER,STRAIGHT,FLANGE TO HOSE. Key specifications include material: COPPER ALLOY OVERALL, flange_shape: ROUND WITH HOLES FIRST END, connection_type: FLANGE FIRST END, connection_style: PLAIN (HOSE) SECOND END, nominal_thickness: 1.000 INCHES FIRST END IN, bolt_hole_quantity: 8 FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-369-4577, 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
H4730-369-4577
NSN: 4730-00-369-4577
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
flange_shapeROUND WITH HOLES FIRST END
connection_typeFLANGE FIRST END
connection_stylePLAIN (HOSE) SECOND END
nominal_thickness1.000 INCHES FIRST END IN
bolt_hole_quantity8 FIRST END
flange_face_designPLAIN FIRST END
nominal_thread_size4.000 INCHES SECOND END IN
nominal_overall_length4.000 INCHES IN
nominal_outside_diameter11.000 INCHES FIRST END IN
thread_quantity_per_inch6 SECOND END
thread_series_designatorNH SECOND END
NSN4730-00-369-4577
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: H4730-369-4577 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLANGE SHAPE: ROUND WITH HOLES FIRST END
•
FLANGE FACE DESIGN: PLAIN FIRST END
•
CONNECTION STYLE: PLAIN (HOSE) SECOND END
•
BOLT CIRCLE NOMINAL DIAMETER: 9.500 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 4.000 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL HOSE SECOND END
•
BOLT HOLE NOMINAL DIAMETER: 0.875 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES FIRST END
FLANGE FACE DESIGNPLAIN FIRST END
CONNECTION STYLEPLAIN (HOSE) SECOND END
BOLT CIRCLE NOMINAL DIAMETER9.500 INCHES FIRST END IN
NOMINAL OVERALL LENGTH4.000 INCHES IN
CONNECTION TYPETHREADED EXTERNAL HOSE SECOND END
CONNECTION TYPEFLANGE FIRST END
BOLT HOLE NOMINAL DIAMETER0.875 INCHES FIRST END IN
NOMINAL THREAD SIZE4.000 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER11.000 INCHES FIRST END IN
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES 1
363818PC5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H4730-369-4577?
H4730-369-4577 is a ADAPTER,STRAIGHT,FLANGE TO HOSE.
What parts can replace H4730-369-4577?
There is 1 known substitute for H4730-369-4577: 363818PC5. Substitute compatibility should be verified for your specific system.
What is the NSN for H4730-369-4577?
H4730-369-4577 is cataloged in the U.S. Government catalog under NSN 4730-00-369-4577. This indicates validated use in U.S. government and defense supply chains.
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