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4081400 — ADAPTER,STRAIGHT,FLANGE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

4081400: ADAPTER,STRAIGHT,FLANGE TO TUBE.

ADAPTER,STRAIGHT,FLANGE TO TUBE. Key specifications include material: STEEL CORROSION RESISTING OVERALL, flange_shape: ROUND SECOND END, connection_type: FLANGE SECOND END, connection_style: SOCKET (TUBE) FIRST END, special_features: SLEEVE-SEALING,AUGMENTOR FUEL PUMP AIR VENT MANIFOLD., nominal_thickness: 0.098 INCHES SECOND END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-381-6305, 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
4081400
NSN: 4730-01-381-6305
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
flange_shapeROUND SECOND END
connection_typeFLANGE SECOND END
connection_styleSOCKET (TUBE) FIRST END
special_featuresSLEEVE-SEALING,AUGMENTOR FUEL PUMP AIR VENT MANIFOLD.
nominal_thickness0.098 INCHES SECOND END IN
flange_face_designPLAIN SECOND END
end_item_identificationF100PW0229 ENGINE
nominal_outside_diameter4.990 INCHES SECOND END IN
nominal_outside_diameter_tube_accommodated3.367 INCHES FIRST END IN
NSN4730-01-381-6305
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4081400 · 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 SECOND END
•
FLANGE FACE DESIGN: PLAIN SECOND END
•
CONNECTION STYLE: SOCKET (TUBE) FIRST END
•
CONNECTION TYPE: FLANGE SECOND END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 3.367 INCHES FIRST END IN
•
NOMINAL OUTSIDE DIAMETER: 4.990 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND SECOND END
FLANGE FACE DESIGNPLAIN SECOND END
CONNECTION STYLESOCKET (TUBE) FIRST END
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED3.367 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER4.990 INCHES SECOND END IN
SPECIAL FEATURESSLEEVE-SEALING,AUGMENTOR FUEL PUMP AIR VENT MANIFOLD.
END ITEM IDENTIFICATIONF100PW0229 ENGINE
MATERIALSTEEL CORROSION RESISTING OVERALL
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
4730PL0745004Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4081400?
4081400 is a ADAPTER,STRAIGHT,FLANGE TO TUBE.
What parts can replace 4081400?
There is 1 known substitute for 4081400: 4730PL0745004. Substitute compatibility should be verified for your specific system.
What is the NSN for 4081400?
4081400 is cataloged in the U.S. Government catalog under NSN 4730-01-381-6305. This indicates validated use in U.S. government and defense supply chains.
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