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LE273-0049 — TEE,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

LE273-0049: TEE,TUBE.

The TEE,TUBE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, leg_length: 0.878 INCHES NOMINAL SECOND END IN, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A SECOND END A, connection_type: THREADED EXTERNAL TUBE THIRD END, connection_style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-180-6050, 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
LE273-0049
NSN: 4730-01-180-6050
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialTITANIUM ALLOY OVERALL
leg_length0.878 INCHES NOMINAL SECOND END IN
seat_angle37.0 DEGREES FIRST END
thread_class3A SECOND END A
connection_typeTHREADED EXTERNAL TUBE THIRD END
connection_styleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
nominal_thread_size0.844 INCHES SECOND END IN
end_item_identificationAIRCRAFT, B-1B
thread_quantity_per_inch18 FIRST END
thread_series_designatorUNJS ALL ENDS
material_document_and_classificationAMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
nominal_outside_diameter_tube_accommodated0.625 INCHES SECOND END IN
NSN4730-01-180-6050
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: LE273-0049 · 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
•
CONNECTION STYLE: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE THIRD END
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.625 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CONNECTION STYLEFLARELESS (TUBE) THIRD END
CONNECTION STYLEFLARELESS (TUBE) SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.625 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.625 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES THIRD END IN
SUBSTITUTES & CROSS-REFERENCES 3
LE273-0049-0033Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST7M231T101006Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R45133Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 LE273-0049?
LE273-0049 is a TEE,TUBE.
What parts can replace LE273-0049?
There are 3 known substitutes for LE273-0049: LE273-0049-0033, ST7M231T101006, R45133. Substitute compatibility should be verified for your specific system.
What is the NSN for LE273-0049?
LE273-0049 is cataloged in the U.S. Government catalog under NSN 4730-01-180-6050. This indicates validated use in U.S. government and defense supply chains.
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