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1212MFBU — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1212MFBU: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN, OPTIONAL END (PIPE) SECOND END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, nominal_thread_size: 0.500 INCHES ALL ENDS IN, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-422-0850, 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
1212MFBU
NSN: 4820-01-422-0850
FSC: 4820 — Valves, Nonpowered
CAGE: 0LML6 — ROTARYAIRE COMPRESSOR CORP (USA)
SPECIFICATIONS
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_stylePLAIN, OPTIONAL END (PIPE) SECOND END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
nominal_thread_size0.500 INCHES ALL ENDS IN
valve_operation_methodAUTOMATIC
end_item_identificationROTARYAIRE COMPRESSOR CORP,COMPRESSOR,MODEL MB-8
thread_series_designatorNPT ALL ENDS
NSN4820-01-422-0850
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1212MFBU · 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
•
CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) SECOND END
•
CONNECTION TYPE: THREADED INTERNAL PIPE SECOND END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) SECOND END
CONNECTION STYLEPLAIN (PIPE) FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS IN
END ITEM IDENTIFICATIONROTARYAIRE COMPRESSOR CORP,COMPRESSOR,MODEL MB-8
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 1
722-4-23Same 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 1212MFBU?
1212MFBU is a VALVE,CHECK.
What parts can replace 1212MFBU?
There is 1 known substitute for 1212MFBU: 722-4-23. Substitute compatibility should be verified for your specific system.
What is the NSN for 1212MFBU?
1212MFBU is cataloged in the U.S. Government catalog under NSN 4820-01-422-0850. This indicates validated use in U.S. government and defense supply chains.
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