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R51236-125 — VALVE,PRESSURE EQUALIZING,GASEOU

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

R51236-125: VALVE,PRESSURE EQUALIZING,GASEOU.

VALVE,PRESSURE EQUALIZING,GASEOU. Key specifications include material: ALUMINUM BODY, body_style: SINGLE CONNECTION STRAIGHT THRU, surface_treatment: ANODIZE OUTSIDE, operating_pressure: 0.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS, flow_control_device: DISK, FLAT, first_end_thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-163-9635, 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
R51236-125
NSN: 4820-01-163-9635
FSC: 4820 — Valves, Nonpowered
CAGE: 98376 — STAR CASES LLC DBA ZERO MANUFACTURING (USA)
SPECIFICATIONS
materialALUMINUM BODY
body_styleSINGLE CONNECTION STRAIGHT THRU
surface_treatmentANODIZE OUTSIDE
operating_pressure0.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
flow_control_deviceDISK, FLAT
first_end_thread_class2A A
end_connection_quantity2
first_end_connection_typeTHREADED EXTERNAL TUBE
valve_venting_design_typeCLOSED SYSTEM
first_end_style_designatorPLAIN
first_end_thread_directionRIGHT-HAND
second_end_connection_typeBUTT WELD TUBE
NSN4820-01-163-9635
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: R51236-125 · 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: DISK, FLAT
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
BODY STYLE: SINGLE CONNECTION STRAIGHT THRU
•
FIRST END THREAD CLASS: 2A A
•
FIRST END STYLE DESIGNATOR: PLAIN
•
END CONNECTION QUANTITY: 2
•
OPERATING PRESSURE: 0.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK, FLAT
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
BODY STYLESINGLE CONNECTION STRAIGHT THRU
FIRST END THREAD CLASS2A A
FIRST END STYLE DESIGNATORPLAIN
END CONNECTION QUANTITY2
OPERATING PRESSURE0.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
SECOND END STYLE DESIGNATORBEVELED
VALVE VENTING DESIGN TYPECLOSED SYSTEM
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 2
91729722Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5054667-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R51236-125?
R51236-125 is a VALVE,PRESSURE EQUALIZING,GASEOU.
What parts can replace R51236-125?
There are 2 known substitutes for R51236-125: 91729722, 5054667-1. Substitute compatibility should be verified for your specific system.
What is the NSN for R51236-125?
R51236-125 is cataloged in the U.S. Government catalog under NSN 4820-01-163-9635. This indicates validated use in U.S. government and defense supply chains.
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