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QF25-100-ALF — ADAPTER,STRAIGHT,FLANGE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

QF25-100-ALF: ADAPTER,STRAIGHT,FLANGE TO TUBE.

ADAPTER,STRAIGHT,FLANGE TO TUBE. Key specifications include material: ALUMINUM ALLOY OVERALL, connection_type: FLANGE SECOND END, connection_style: SHOULDERED (GASKET) (TUBE) SECOND END, special_features: VACUUM FITTING; FLANGE FACE RECESSED, GROOVED CLAMP CONNECTION, mounting_end_type: FLAT, maximum_operating_temp: 150.0 CELSIUS SINGLE RESPONSE DEGC. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-561-1784, 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
QF25-100-ALF
NSN: 4730-01-561-1784
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 1E0H8 — A & N CORP DBA ANCORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
connection_typeFLANGE SECOND END
connection_styleSHOULDERED (GASKET) (TUBE) SECOND END
special_featuresVACUUM FITTING; FLANGE FACE RECESSED, GROOVED CLAMP CONNECTION
mounting_end_typeFLAT
maximum_operating_temp150.0 CELSIUS SINGLE RESPONSE DEGC
nominal_overall_length1.580 INCHES IN
end_item_identificationVACUUM SYSTEM
part_name_assigned_by_controlling_agencyLONG BUTT FLANGE
nominal_outside_diameter_tube_accommodated1.000 INCHES FIRST END IN
tubing_wall_nominal_thickness_for_which_designed0.070 INCHES SECOND END IN
NSN4730-01-561-1784
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: QF25-100-ALF · 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
•
MOUNTING END TYPE: FLAT
•
CONNECTION STYLE: BEVELED (TUBE) FIRST END
•
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED: 0.070 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 1.580 INCHES IN
•
CONNECTION TYPE: FLANGE SECOND END
TECHNICAL CHARACTERISTICS
MOUNTING END TYPEFLAT
CONNECTION STYLEBEVELED (TUBE) FIRST END
CONNECTION STYLESHOULDERED (GASKET) (TUBE) SECOND END
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED0.070 INCHES FIRST END IN
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED0.070 INCHES SECOND END IN
NOMINAL OVERALL LENGTH1.580 INCHES IN
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEBUTT WELD TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 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

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 QF25-100-ALF?
QF25-100-ALF is a ADAPTER,STRAIGHT,FLANGE TO TUBE.
What is the NSN for QF25-100-ALF?
QF25-100-ALF is cataloged in the U.S. Government catalog under NSN 4730-01-561-1784. This indicates validated use in U.S. government and defense supply chains.
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