PartsTable
Technical Data Sheet
2AH15-646 ✓ 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 VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include bonnet_type: INSIDE SCREW, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) FIRST END, special_features: GRUMMAN,A10 AIRCRAFT, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-203-7575, 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
2AH15-646
NSN: 4820-00-203-7575
FSC: 4820
CAGE: 35301 — DRESSER INDUSTRIES INC LEROI DIV (USA)
SPECIFICATIONS
bonnet_typeINSIDE SCREW
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) FIRST END
special_featuresGRUMMAN,A10 AIRCRAFT
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
disk_loading_methodSPRING
flow_control_deviceSTEM
nominal_thread_size0.250 INCHES FIRST END IN
valve_operation_methodAUTOMATIC
bonnet_attachment_methodTHREADED
thread_series_designatorNPT FIRST END
NSN4820-00-203-7575
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 2AH15-646 · 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
FEATURES PROVIDED: VALVE STEM LOCK SHIELD
MATERIAL: COPPER ALLOY BODY
OPENING PRESSURE SETTING: 70.0 POUNDS PER SQUARE INCH LBS
BONNET ATTACHMENT METHOD: THREADED
MAXIMUM OPERATING TEMP: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES FIRST END IN
THREAD DIRECTION: RIGHT-HAND FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
MATERIALCOPPER ALLOY BODY
OPENING PRESSURE SETTING70.0 POUNDS PER SQUARE INCH LBS
BONNET ATTACHMENT METHODTHREADED
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES FIRST END IN
THREAD DIRECTIONRIGHT-HAND FIRST END
BONNET TYPEINSIDE SPRING
VALVE DISCHARGE FLOW RATE23.0 CUBIC FEET PER MINUTE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
ANDTYPETS10Interchangeable
interchangeable cross-reference
interchangeable
4870Interchangeable
interchangeable cross-reference
interchangeable
204870Interchangeable
interchangeable cross-reference
interchangeable
200724Interchangeable
interchangeable cross-reference
interchangeable
B-1830-26-11 2Interchangeable
interchangeable cross-reference
interchangeable
B 1530B-1/2-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2AH15-646?
2AH15-646 is a VALVE,SAFETY RELIEF.
What parts can replace 2AH15-646?
There are 23 known substitutes for 2AH15-646: ANDTYPETS10, 4870, 204870 and 20 more. Substitute compatibility should be verified for your specific system.
Is 2AH15-646 still available?
2AH15-646 is currently cancelled.
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