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AN-4.0-52-Y — VALVE,BUTTERFLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AN-4.0-52-Y: VALVE,BUTTERFLY.

The VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316, valve_size: 4.000 INCHES IN, pressure_rating: 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, special_features: BLOW OUT PROOF STEM, style_designator: STRAIGHT THRU, mounting_facility: LUG(S). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-433-4427, 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
AN-4.0-52-Y
NSN: 4820-01-433-4427
NIINs: 014334427, 014334429, 014334432, 014334448
FSC: 4820 — Valves, Nonpowered
CAGE: 76588 — CORE INDUSTRIES INC. DBA MUELLER STEAM SPECIALTY (USA)
SPECIFICATIONS
materialSTEEL COMP 316
valve_size4.000 INCHES IN
pressure_rating200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
special_featuresBLOW OUT PROOF STEM
style_designatorSTRAIGHT THRU
mounting_facilityLUG(S)
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodMANUAL
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
media_for_which_designedHYDRAULIC FLUID
valve_size_for_which_designed4.000 INCHES IN
valve_type_for_which_designedBUTTERFLY
NSN4820-01-433-4427
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AN-4.0-52-Y · 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 TYPE FOR WHICH DESIGNED: BUTTERFLY
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA276 ASSN STD SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 4.000 INCHES IN
•
MATERIAL: STEEL COMP 316
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBUTTERFLY
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA276 ASSN STD SINGLE MATERIAL RESPONSE
VALVE SIZE FOR WHICH DESIGNED4.000 INCHES IN
SPECIAL FEATURESBLOW OUT PROOF STEM
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
MATERIALSTEEL COMP 316
SUBSTITUTES & CROSS-REFERENCES 2
52CHQ3-1-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AN-4.0-52-Y ITEM 2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 AN-4.0-52-Y?
AN-4.0-52-Y is a VALVE,BUTTERFLY.
What parts can replace AN-4.0-52-Y?
There are 2 known substitutes for AN-4.0-52-Y: 52CHQ3-1-2, AN-4.0-52-Y ITEM 2. Substitute compatibility should be verified for your specific system.
What is the NSN for AN-4.0-52-Y?
AN-4.0-52-Y is cataloged in the U.S. Government catalog under NSN 4820-01-433-4427. This indicates validated use in U.S. government and defense supply chains.
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