PartsTable
Technical Data Sheet
Q72178-1 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: COPPER ALLOY STEM, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, valve_stem_design: SINGLE SEAT, flow_control_device: POPPET. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-067-6026, 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
Q72178-1
NSN: 4820-00-067-6026
FSC: 4820
CAGE: 19315 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialCOPPER ALLOY STEM
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
valve_stem_designSINGLE SEAT
flow_control_devicePOPPET
valve_loading_methodSPRING
end_connection_quantity2
media_for_which_designedAIR
first_end_style_designatorPLAIN
second_end_relationship_with_first_endIDENTICAL
thread_size_and_series/type_designator1/4-18 NPT FIRST END
NSN4820-00-067-6026
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: Q72178-1 · 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
VALVE LOADING METHOD: SPRING
FIRST END STYLE DESIGNATOR: PLAIN
VALVE STEM DESIGN: SINGLE SEAT
FILTER: NOT INCLUDED
BODY STYLE: STRAIGHT THRU
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1/4-18 NPT FIRST END
END CONNECTION QUANTITY: 2
MATERIAL: BRASS SEAT
TECHNICAL CHARACTERISTICS (FLIS)
VALVE LOADING METHODSPRING
FIRST END STYLE DESIGNATORPLAIN
VALVE STEM DESIGNSINGLE SEAT
FILTERNOT INCLUDED
BODY STYLESTRAIGHT THRU
THREAD SIZE AND SERIES/TYPE DESIGNATOR1/4-18 NPT FIRST END
END CONNECTION QUANTITY2
MATERIALBRASS SEAT
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
JAN8590Interchangeable
interchangeable cross-reference
interchangeable
MILE1-1670Interchangeable
interchangeable cross-reference
interchangeable
99142509Interchangeable
interchangeable cross-reference
interchangeable
7974181Interchangeable
interchangeable cross-reference
interchangeable
WPP62Interchangeable
interchangeable cross-reference
interchangeable
PM74Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Q72178-1?
Q72178-1 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace Q72178-1?
There are 17 known substitutes for Q72178-1: JAN8590, MILE1-1670, 99142509 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Q72178-1?
Q72178-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-067-6026. This indicates validated use in U.S. government and defense supply chains.
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