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211039811 — VALVE,VENT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211039811: VALVE,VENT.

The VALVE,VENT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY BODY, seat_angle: 45.0 DEGREES FIRST END, thread_class: 2A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED (TUBE) FIRST END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-436-0868, 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
211039811
NSN: 4820-01-436-0868
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY BODY
seat_angle45.0 DEGREES FIRST END
thread_class2A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) FIRST END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
nominal_thread_size0.313 INCHES FIRST END IN
end_item_identificationSEAWOLF CLASS SSN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) FIRST END
material_document_and_classificationQQ-N-286, FORM 2, COND ANL (CD), AH, FIN-B FED SPEC SINGLE MATERIAL RESPONSE BODY
NSN4820-01-436-0868
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211039811 · 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: FLARED (TUBE) FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286, FORM 2, COND ANL (CD), AH, FIN-B FED SPEC SINGLE MATERIAL RESPONSE BODY
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 0.313 INCHES FIRST END IN
•
SEAT ANGLE: 45.0 DEGREES FIRST END
•
THREAD CLASS: 2A FIRST END A
TECHNICAL CHARACTERISTICS
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATORSTRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286, FORM 2, COND ANL (CD), AH, FIN-B FED SPEC SINGLE MATERIAL RESPONSE BODY
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.313 INCHES FIRST END IN
SEAT ANGLE45.0 DEGREES FIRST END
THREAD CLASS2A FIRST END A
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALNICKEL ALLOY BODY
SUBSTITUTES & CROSS-REFERENCES 2
6405547Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
801-6405547 FIND 12Same 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 211039811?
211039811 is a VALVE,VENT.
What parts can replace 211039811?
There are 2 known substitutes for 211039811: 6405547, 801-6405547 FIND 12. Substitute compatibility should be verified for your specific system.
What is the NSN for 211039811?
211039811 is cataloged in the U.S. Government catalog under NSN 4820-01-436-0868. This indicates validated use in U.S. government and defense supply chains.
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