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636B3 1-4 2 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

636B3 1-4 2: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include connection_type: THREADED INTERNAL PIPE FIRST END, connection_style: PLAIN,OPTIONAL END(PIPE) FIRST END, style_designator: ANGLE, thread_direction: RIGHT-HAND FIRST END, nominal_thread_size: 0.250 INCHES FIRST END IN, thread_series_designator: NPT FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-226-3168, 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
636B3 1-4 2
NSN: 4820-00-226-3168
NIINs: 002263168, 010970953
FSC: 4820 — Valves, Nonpowered
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)
SPECIFICATIONS
connection_typeTHREADED INTERNAL PIPE FIRST END
connection_stylePLAIN,OPTIONAL END(PIPE) FIRST END
style_designatorANGLE
thread_directionRIGHT-HAND FIRST END
nominal_thread_size0.250 INCHES FIRST END IN
thread_series_designatorNPT FIRST END
NSN4820-00-226-3168
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 636B3 1-4 2 · 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
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FLOW CONTROL DEVICE: POPPET
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NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES FIRST END IN
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) FIRST END
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
•
STYLE DESIGNATOR: ANGLE
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES FIRST END IN
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES SECOND END IN
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
STYLE DESIGNATORANGLE
ADJUSTABLE PRESSURE RANGE+40.0 TO 125.0 POUNDS PER SQUARE INCH LBS
THREAD DIRECTIONRIGHT-HAND SECOND END
SUBSTITUTES & CROSS-REFERENCES 2
8-2167-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
510225-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 636B3 1-4 2?
636B3 1-4 2 is a VALVE,SAFETY RELIEF.
What parts can replace 636B3 1-4 2?
There are 2 known substitutes for 636B3 1-4 2: 8-2167-3, 510225-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 636B3 1-4 2?
636B3 1-4 2 is cataloged in the U.S. Government catalog under NSN 4820-00-226-3168. This indicates validated use in U.S. government and defense supply chains.
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