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L5840179-141 — VALVE,CALIBRATED FLOW

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

L5840179-141: VALVE,CALIBRATED FLOW.

The VALVE,CALIBRATED FLOW is a the manufacturer industrial component. Key specifications include special_features: FIRST END CONNECTION INCLUDES A FITTING,P/N L5800174-003,CAGEC 43999, first_end_thread_class: 3A A, end_item_identification: HYDRAULIC POWER, first_end_connection_type: THREADED EXTERNAL TUBE, first_end_style_designator: INVERTED FLARE, first_end_thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-349-0438, 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
L5840179-141
NSN: 4820-01-349-0438
FSC: 4820 — Valves, Nonpowered
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
special_featuresFIRST END CONNECTION INCLUDES A FITTING,P/N L5800174-003,CAGEC 43999
first_end_thread_class3A A
end_connection_quantity2
end_item_identificationHYDRAULIC POWER
first_end_connection_typeTHREADED EXTERNAL TUBE
first_end_style_designatorINVERTED FLARE
first_end_thread_directionRIGHT-HAND
first_end_seat_angle_in_deg30.0
second_end_relationship_with_first_endNOT IDENTICAL
thread_size_and_series/type_designator9/16-20 UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
NSN4820-01-349-0438
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: L5840179-141 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
FIRST END SEAT ANGLE IN DEG: 30.0
•
FIRST END THREAD CLASS: 3A A
•
FIRST END STYLE DESIGNATOR: INVERTED FLARE
•
END CONNECTION QUANTITY: 2
•
FIRST END CONNECTION TYPE: THREADED EXTERNAL TUBE
TECHNICAL CHARACTERISTICS
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
FIRST END SEAT ANGLE IN DEG30.0
FIRST END THREAD CLASS3A A
FIRST END STYLE DESIGNATORINVERTED FLARE
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
SPECIAL FEATURESFIRST END CONNECTION INCLUDES A FITTING,P/N L5800174-003,CAGEC 43999
END ITEM IDENTIFICATIONHYDRAULIC POWER
THREAD SIZE AND SERIES/TYPE DESIGNATOR9/16-20 UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is L5840179-141?
L5840179-141 is a VALVE,CALIBRATED FLOW.
What is the NSN for L5840179-141?
L5840179-141 is cataloged in the U.S. Government catalog under NSN 4820-01-349-0438. This indicates validated use in U.S. government and defense supply chains.
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