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477659 — ADAPTER,STRAIGHT,FLANGE TO HOSE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

477659: ADAPTER,STRAIGHT,FLANGE TO HOSE.

ADAPTER,STRAIGHT,FLANGE TO HOSE. Key specifications include material: PLASTIC ACETAL OVERALL, flange_shape: ROUND FIRST END, connection_type: UNTHREADED EXTERNAL HOSE SECOND END, connection_style: PLAIN (HOSE) SECOND END, nominal_thickness: 0.094 INCHES FIRST END IN, flange_face_design: RECESSED WITH GASKET GROOVE FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-312-1377, 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
477659
NSN: 4730-01-312-1377
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 54418 — MILTOPE CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC ACETAL OVERALL
flange_shapeROUND FIRST END
connection_typeUNTHREADED EXTERNAL HOSE SECOND END
connection_stylePLAIN (HOSE) SECOND END
nominal_thickness0.094 INCHES FIRST END IN
flange_face_designRECESSED WITH GASKET GROOVE FIRST END
recess_nominal_depth0.031 INCHES FIRST END IN
nominal_overall_length1.188 INCHES IN
recess_nominal_diameter1.625 INCHES FIRST END IN
nominal_outside_diameter2.125 INCHES FIRST END IN
material_document_and_classificationL-P-392 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
nominal_inside_diameter_hose_accommodated1.250 INCHES SECOND END IN
NSN4730-01-312-1377
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 477659 · 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
•
RECESS NOMINAL DEPTH: 0.031 INCHES FIRST END IN
•
FLANGE SHAPE: ROUND FIRST END
•
FLANGE FACE DESIGN: RECESSED WITH GASKET GROOVE FIRST END
•
CONNECTION STYLE: PLAIN (HOSE) SECOND END
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 1.250 INCHES SECOND END IN
•
NOMINAL OVERALL LENGTH: 1.188 INCHES IN
•
CONNECTION TYPE: UNTHREADED EXTERNAL HOSE SECOND END
TECHNICAL CHARACTERISTICS
RECESS NOMINAL DEPTH0.031 INCHES FIRST END IN
FLANGE SHAPEROUND FIRST END
FLANGE FACE DESIGNRECESSED WITH GASKET GROOVE FIRST END
CONNECTION STYLEPLAIN (HOSE) SECOND END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED1.250 INCHES SECOND END IN
NOMINAL OVERALL LENGTH1.188 INCHES IN
CONNECTION TYPEUNTHREADED EXTERNAL HOSE SECOND END
CONNECTION TYPEFLANGE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-392 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER2.125 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 477659?
477659 is a ADAPTER,STRAIGHT,FLANGE TO HOSE.
What is the NSN for 477659?
477659 is cataloged in the U.S. Government catalog under NSN 4730-01-312-1377. This indicates validated use in U.S. government and defense supply chains.
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