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LE273-0052-0051 — TEE,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

LE273-0052-0051: TEE,TUBE.

The TEE,TUBE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, leg_length: 0.958 INCHES NOMINAL THIRD END IN, seat_angle: 8.5 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: INVERTED FLARE (TUBE) ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-181-1898, 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
LE273-0052-0051
NSN: 4730-01-181-1898
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialTITANIUM ALLOY OVERALL
leg_length0.958 INCHES NOMINAL THIRD END IN
seat_angle8.5 DEGREES ALL ENDS
thread_class3A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_styleINVERTED FLARE (TUBE) ALL ENDS
nominal_thread_size0.718 INCHES THIRD END IN
end_item_identificationAIRCRAFT, B-1B
thread_quantity_per_inch18 SECOND END
thread_series_designatorUNIFIED NATIONAL JOINT (UNJ) FIRST END
material_document_and_classificationAMS 4965,6AL-V4 ASSN STD 1ST MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated0.625 INCHES SECOND END IN
NSN4730-01-181-1898
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: LE273-0052-0051 · 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: INVERTED FLARE (TUBE) ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4965,6AL-V4 ASSN STD 1ST MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.625 INCHES SECOND END IN
•
LEG LENGTH: 1.953 INCHES NOMINAL FIRST END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEINVERTED FLARE (TUBE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4965,6AL-V4 ASSN STD 1ST MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.625 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES THIRD END IN
LEG LENGTH1.953 INCHES NOMINAL FIRST END IN
LEG LENGTH0.958 INCHES NOMINAL THIRD END IN
LEG LENGTH1.022 INCHES NOMINAL SECOND END IN
NOMINAL THREAD SIZE1.000 INCHES FIRST END BULKHEAD IN
SUBSTITUTES & CROSS-REFERENCES 3
AE16397-12-10-8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R45122Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
AP362T121008Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is LE273-0052-0051?
LE273-0052-0051 is a TEE,TUBE.
What parts can replace LE273-0052-0051?
There are 3 known substitutes for LE273-0052-0051: AE16397-12-10-8, R45122, AP362T121008. Substitute compatibility should be verified for your specific system.
What is the NSN for LE273-0052-0051?
LE273-0052-0051 is cataloged in the U.S. Government catalog under NSN 4730-01-181-1898. This indicates validated use in U.S. government and defense supply chains.
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