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L5351797 — ADAPTER,STRAIGHT,FLANGE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

L5351797: ADAPTER,STRAIGHT,FLANGE TO TUBE.

ADAPTER,STRAIGHT,FLANGE TO TUBE. Key specifications include material: STEEL COMP 321 OVERALL, flange_shape: ROUND WITH HOLES SECOND END, connection_type: UNTHREADED INTERNAL TUBE FIRST END, connection_style: PLAIN (TUBE) FIRST END, nominal_thickness: 0.125 INCHES SECOND END IN, bolt_hole_quantity: 3 SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-363-4284, 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
L5351797
NSN: 4730-01-363-4284
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialSTEEL COMP 321 OVERALL
flange_shapeROUND WITH HOLES SECOND END
connection_typeUNTHREADED INTERNAL TUBE FIRST END
connection_stylePLAIN (TUBE) FIRST END
nominal_thickness0.125 INCHES SECOND END IN
bolt_hole_quantity3 SECOND END
flange_face_designPLAIN SECOND END
nominal_overall_length2.250 INCHES IN
nominal_outside_diameter2.760 INCHES SECOND END IN
bolt_hole_nominal_diameter0.010 INCHES SECOND END IN
bolt_circle_nominal_diameter1.430 INCHES SECOND END IN
material_document_and_classificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4730-01-363-4284
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: L5351797 · 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 WITH HOLES SECOND END
•
FLANGE FACE DESIGN: PLAIN SECOND END
•
CONNECTION STYLE: PLAIN (TUBE) FIRST END
•
BOLT CIRCLE NOMINAL DIAMETER: 1.430 INCHES SECOND END IN
•
NOMINAL OVERALL LENGTH: 2.250 INCHES IN
•
CONNECTION TYPE: FLANGE SECOND END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES SECOND END
FLANGE FACE DESIGNPLAIN SECOND END
CONNECTION STYLEPLAIN (TUBE) FIRST END
BOLT CIRCLE NOMINAL DIAMETER1.430 INCHES SECOND END IN
NOMINAL OVERALL LENGTH2.250 INCHES IN
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BOLT HOLE NOMINAL DIAMETER0.010 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.500 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 1
L5351797-001Same 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 L5351797?
L5351797 is a ADAPTER,STRAIGHT,FLANGE TO TUBE.
What parts can replace L5351797?
There is 1 known substitute for L5351797: L5351797-001. Substitute compatibility should be verified for your specific system.
What is the NSN for L5351797?
L5351797 is cataloged in the U.S. Government catalog under NSN 4730-01-363-4284. This indicates validated use in U.S. government and defense supply chains.
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