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174AL-3400 AVCC — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

174AL-3400 AVCC: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: BRASS SEAT, body_style: STRAIGHT THRU Y, regulation_type: 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC, flow_control_device: STEM AND INTEGRAL DISK, valve_loading_method: SPRING. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-757-9920, 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
174AL-3400 AVCC
NSN: 4820-00-757-9920
FSC: 4820 — Valves, Nonpowered
CAGE: 41592 — MORRISON BROTHERS CO DBA MORRISON BROTHERS CO (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialBRASS SEAT
body_styleSTRAIGHT THRU Y
regulation_type1ST STAGE MANUAL, 2ND STAGE AUTOMATIC
flow_control_deviceSTEM AND INTEGRAL DISK
valve_loading_methodSPRING
end_connection_quantity2
media_for_which_designedHYDROCARBON FUELS AND OILS
first_end_connection_typeTHREADED INTERNAL PIPE
first_end_style_designatorSWIVEL NUT, COMPRESSION
first_end_thread_directionRIGHT-HAND
maximum_inlet_pressure_ratingERR-060
NSN4820-00-757-9920
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 174AL-3400 AVCC · 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
•
FLOW CONTROL DEVICE: STEM AND INTEGRAL DISK
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: STRAIGHT THRU Y
•
REGULATION TYPE: 1ST STAGE MANUAL, 2ND STAGE AUTOMATIC
•
FIRST END STYLE DESIGNATOR: SWIVEL NUT, COMPRESSION
•
END CONNECTION QUANTITY: 2
•
VALVE LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICESTEM AND INTEGRAL DISK
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLESTRAIGHT THRU Y
REGULATION TYPE1ST STAGE MANUAL, 2ND STAGE AUTOMATIC
FIRST END STYLE DESIGNATORSWIVEL NUT, COMPRESSION
END CONNECTION QUANTITY2
VALVE LOADING METHODSPRING
FIRST END CONNECTION TYPETHREADED INTERNAL PIPE
MATERIALBRASS SEAT
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 1
174-ALReference document
Same NSN cross-reference
Reference document — Secondary reference
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 174AL-3400 AVCC?
174AL-3400 AVCC is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 174AL-3400 AVCC?
There is 1 known substitute for 174AL-3400 AVCC: 174-AL. Substitute compatibility should be verified for your specific system.
What is the NSN for 174AL-3400 AVCC?
174AL-3400 AVCC is cataloged in the U.S. Government catalog under NSN 4820-00-757-9920. This indicates validated use in U.S. government and defense supply chains.
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