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211050022 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

211050022: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 5.500 INCHES NOMINAL IN, end_item_identification: BALL VALVE COMBN, stem_actuating_end_type: SQUARE, largest_outside_diameter: 1.184 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN, valve_size_for_which_designed: 2.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-337-4287, 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
211050022
NSN: 4820-01-337-4287
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_length5.500 INCHES NOMINAL IN
end_item_identificationBALL VALVE COMBN
stem_actuating_end_typeSQUARE
largest_outside_diameter1.184 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
valve_size_for_which_designed2.000 INCHES IN
valve_type_for_which_designedBALL
criticality_code_justificationZZZY
material_document_and_classificationQQ-N-286,FORM 2,COND ANL FED SPEC SINGLE MATERIAL RESPONSE
reference_number_differentiating_characteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN4820-01-337-4287
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 211050022 · 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
•
VALVE TYPE FOR WHICH DESIGNED: BALL
•
LARGEST OUTSIDE DIAMETER: 1.184 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
•
STEM ACTUATING END TYPE: SQUARE
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286,FORM 2,COND ANL FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 2.000 INCHES IN
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
LARGEST OUTSIDE DIAMETER1.184 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
STEM ACTUATING END TYPESQUARE
CRITICALITY CODE JUSTIFICATIONZZZY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286,FORM 2,COND ANL FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH5.500 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED2.000 INCHES IN
END ITEM IDENTIFICATIONBALL VALVE COMBN
MATERIALNICKEL ALLOY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
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 7
801-6408529 FIND 81L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DF330613 FIND 81Reference document
Same NSN cross-reference
Reference document — Secondary reference
211069415L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211050022L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DF330613 FIND 81L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211069415Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 211050022?
211050022 is a STEM,FLUID VALVE.
What parts can replace 211050022?
There are 7 known substitutes for 211050022: 801-6408529 FIND 81L1, DF330613 FIND 81, 211069415L1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 211050022?
211050022 is cataloged in the U.S. Government catalog under NSN 4820-01-337-4287. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.