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Technical Data Sheet

11-AV/-1/8 — Technical Data Sheet

✓ 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 material: STEEL CORROSION RESISTING OVERALL, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, special_features: 0.125 IN. DIA ORIFICE IN, style_designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY., thread_direction: RIGHT-HAND ALL ENDS.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-232-2487, 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
11-AV/-1/8
NSN: 4820-01-232-2487
FSC: 4820
CAGE: 03933 — ARMSTRONG INTERNATIONAL INC DBA ARMSTRONG MACHINE WORKS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
special_features0.125 IN. DIA ORIFICE IN
style_designatorSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
thread_directionRIGHT-HAND ALL ENDS
operating_pressure175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_devicePISTON
nominal_thread_size0.500 INCHES SECOND END IN
maximum_operating_temp500.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC
media_for_which_designedAIR SINGLE RESPONSE
NSN4820-01-232-2487
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 11-AV/-1/8 · 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
•
NOMINAL THREAD SIZE: 0.500 INCHES SECOND END IN
•
MAXIMUM OPERATING TEMP: 500.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MEDIA FOR WHICH DESIGNED: AIR SINGLE RESPONSE
•
FLOW CONTROL DEVICE: PISTON
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
FURNISHED ITEMS AND QUANTITY: 1 FLOAT AND 1 LEVER
TECHNICAL CHARACTERISTICS
NOMINAL THREAD SIZE0.500 INCHES SECOND END IN
MAXIMUM OPERATING TEMP500.0 FAHRENHEIT SINGLE RESPONSE DEGF
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
FLOW CONTROL DEVICEPISTON
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
MATERIALSTEEL CORROSION RESISTING OVERALL
FURNISHED ITEMS AND QUANTITY1 FLOAT AND 1 LEVER
NOMINAL THREAD SIZE0.750 INCHES FIRST END IN
SPECIAL FEATURES0.125 IN. DIA ORIFICE IN
VALVE OPERATION METHODAUTOMATIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
40173InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5284423InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5284505InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C457-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
BA3959InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
648697InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11-AV/-1/8?
11-AV/-1/8 is a VALVE,SAFETY RELIEF.
What parts can replace 11-AV/-1/8?
There are 19 known substitutes for 11-AV/-1/8: 40173, 5284423, 5284505 and 16 more. Substitute compatibility should be verified for your specific system.
Is 11-AV/-1/8 still available?
11-AV/-1/8 is currently cancelled.
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