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Technical Data Sheet
PartsTable / COMPONENT / 149611
149611 ✓ 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

The TUBE ASSEMBLY,METAL is a the manufacturer industrial component. Key specifications include material: STEEL TUBING, design_form: PREBENT, thread_class: 2A SINGLE END A, wall_thickness: 0.028 INCHES NOMINAL IN, special_features: GRUMMAN;A10 AIRCRAFT, thread_direction: RIGHT-HAND SINGLE END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-482-8531, 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
149611
NSN: 4820-00-482-8531
FSC: 4820
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialSTEEL TUBING
design_formPREBENT
thread_class2A SINGLE END A
wall_thickness0.028 INCHES NOMINAL IN
special_featuresGRUMMAN;A10 AIRCRAFT
thread_directionRIGHT-HAND SINGLE END
seat_angle_in_deg45.0 SINGLE END
mating_end_quantity2 SINGLE END
nominal_thread_size0.438 INCHES SINGLE END IN
end_connection_styleINVERTED FLARE SINGLE END
fsc_application_dataFUEL SYSTEM,ENGINE,GASOLINE,NONAIRCRAFT
tube_outside_diameter0.250 INCHES NOMINAL IN
NSN4820-00-482-8531
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 149611 · 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
•
STYLE DESIGNATOR: POPPET
•
FLANGE DIAMETER: 1.180 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
SHANK DIAMETER: 1.000 INCHES NOMINAL IN
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPOPPET
OVERALL HEIGHT2.000 INCHES NOMINAL IN
FLANGE DIAMETER1.180 INCHES NOMINAL IN
MATERIALSTEEL
SHANK DIAMETER1.000 INCHES NOMINAL IN
SEAT ANGLE45.0 DEGREES NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
A8879Interchangeable
interchangeable cross-reference
interchangeable
149-611Interchangeable
interchangeable cross-reference
interchangeable
1465Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 149611?
149611 is a TUBE ASSEMBLY,METAL.
What parts can replace 149611?
There are 3 known substitutes for 149611: A8879, 149-611, 1465. Substitute compatibility should be verified for your specific system.
What is the NSN for 149611?
149611 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-482-8531. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026