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9523E PIECE661 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

9523E PIECE661: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include disk_loading_method: SPRINGSPRING, flow_control_device: DISKDISK, nominal_thread_size: 0.750 INCHES SECOND END IN, valve_operation_method: AUTOMATICAUTOMATIC, end_item_identification: AIR COMPRESSORS, HIGH PRESSUREAIR COMPRESSORS, HIGH PRESSURE, thread_series_designator: NPT ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-192-3480, 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
9523E PIECE661
NSN: 4820-01-192-3480
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
disk_loading_methodSPRINGSPRING
flow_control_deviceDISKDISK
nominal_thread_size0.750 INCHES SECOND END IN
valve_operation_methodAUTOMATICAUTOMATIC
end_item_identificationAIR COMPRESSORS, HIGH PRESSUREAIR COMPRESSORS, HIGH PRESSURE
thread_series_designatorNPT ALL ENDS
adjustable_pressure_range+1000.0 TO 6500.0 POUNDS PER SQUARE INCH+1000.0 TO 6500.0 POUNDS PER SQUARE INCH LBS
NSN4820-01-192-3480
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9523E PIECE661 · 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
•
FLOW CONTROL DEVICE: DISKDISK
•
ADJUSTABLE PRESSURE RANGE: +1000.0 TO 6500.0 POUNDS PER SQUARE INCH+1000.0 TO 6500.0 POUNDS PER SQUARE INCH LBS
•
NOMINAL THREAD SIZE: 0.750 INCHES SECOND END IN
•
DISK LOADING METHOD: SPRINGSPRING
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
VALVE OPERATION METHOD: AUTOMATICAUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISKDISK
ADJUSTABLE PRESSURE RANGE+1000.0 TO 6500.0 POUNDS PER SQUARE INCH+1000.0 TO 6500.0 POUNDS PER SQUARE INCH LBS
NOMINAL THREAD SIZE0.750 INCHES SECOND END IN
NOMINAL THREAD SIZE0.500 INCHES FIRST END IN
DISK LOADING METHODSPRINGSPRING
END ITEM IDENTIFICATIONAIR COMPRESSORS, HIGH PRESSUREAIR COMPRESSORS, HIGH PRESSURE
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATICAUTOMATIC
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
D49-30UU-08 1/2 INReference document
Same NSN cross-reference
Reference document — Secondary reference
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 9523E PIECE661?
9523E PIECE661 is a VALVE,SAFETY RELIEF.
What parts can replace 9523E PIECE661?
There is 1 known substitute for 9523E PIECE661: D49-30UU-08 1/2 IN. Substitute compatibility should be verified for your specific system.
What is the NSN for 9523E PIECE661?
9523E PIECE661 is cataloged in the U.S. Government catalog under NSN 4820-01-192-3480. This indicates validated use in U.S. government and defense supply chains.
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