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1784J-140 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1784J-140: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, style_designator: ANGLE, thread_direction: RIGHT-HAND FIRST END, operating_pressure: 140.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, nominal_thread_size: 0.250 INCHES FIRST END IN, maximum_operating_temp: 350.0 FAHRENHEIT SINGLE RESPONSE DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-592-2070, 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
1784J-140
NSN: 4820-01-592-2070
FSC: 4820 — Valves, Nonpowered
CAGE: 28968 — CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
style_designatorANGLE
thread_directionRIGHT-HAND FIRST END
operating_pressure140.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.250 INCHES FIRST END IN
maximum_operating_temp350.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAIR
part_name_assigned_by_controlling_agencyTOMCO SAFETY VALVE
NSN4820-01-592-2070
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1784J-140 · 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
•
STYLE DESIGNATOR: ANGLE
•
OPERATING PRESSURE: 140.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 0.250 INCHES FIRST END IN
•
MAXIMUM OPERATING TEMP: 350.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
VALVE OPERATION METHOD: AIR
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORANGLE
OPERATING PRESSURE140.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.250 INCHES FIRST END IN
MAXIMUM OPERATING TEMP350.0 FAHRENHEIT SINGLE RESPONSE DEGF
PART NAME ASSIGNED BY CONTROLLING AGENCYTOMCO SAFETY VALVE
MATERIALSTEEL CORROSION RESISTING OVERALL
VALVE OPERATION METHODAIR
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
1026069-PN-01-021Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1784J-140?
1784J-140 is a VALVE,SAFETY RELIEF.
What parts can replace 1784J-140?
There is 1 known substitute for 1784J-140: 1026069-PN-01-021. Substitute compatibility should be verified for your specific system.
What is the NSN for 1784J-140?
1784J-140 is cataloged in the U.S. Government catalog under NSN 4820-01-592-2070. This indicates validated use in U.S. government and defense supply chains.
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