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AA22055PC22052-55 — Technical Data Sheet

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— · 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 DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, outside_diameter: 3.750 INCHES NOMINAL IN, style_designator: FLAT, material_thickness: 0.024 INCHES NOMINAL IN, center_hole_diameter: 0.772 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-326-6003, 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
AA22055PC22052-55
NSN: 4820-00-326-6003
FSC: 4820
CAGE: 34889 — HUNT VALVE COMPANY INC DBA UNION FLONETICS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
outside_diameter3.750 INCHES NOMINAL IN
style_designatorFLAT
material_thickness0.024 INCHES NOMINAL IN
center_hole_diameter0.772 INCHES NOMINAL IN
NSN4820-00-326-6003
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AA22055PC22052-55 · 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
•
CENTER HOLE DIAMETER: 0.772 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 3.750 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
•
STYLE DESIGNATOR: FLAT
•
MATERIAL THICKNESS: 0.024 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.772 INCHES NOMINAL IN
OUTSIDE DIAMETER3.750 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
STYLE DESIGNATORFLAT
MATERIAL THICKNESS0.024 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
AA21041PC19821-54Interchangeable
Same NIIN cross-reference
interchangeable
D18271QCInterchangeable
Same NIIN cross-reference
interchangeable
AA19821PC19821-4Interchangeable
Same NIIN cross-reference
interchangeable
AA21041-1PC19821-54Interchangeable
Same NIIN cross-reference
interchangeable
AA23019PC23017-55Interchangeable
Same NIIN cross-reference
interchangeable
AA20044PC20044-54Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AA22055PC22052-55?
AA22055PC22052-55 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace AA22055PC22052-55?
There are 9 known substitutes for AA22055PC22052-55: AA21041PC19821-54, D18271QC, AA19821PC19821-4 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AA22055PC22052-55?
AA22055PC22052-55 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-326-6003. 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: August 2026