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4385050 PIECE 14 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4385050 PIECE 14: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500, overall_length: 8.812 INCHES NOMINAL IN, end_item_identification: HULL AND BACKUP VALVE, stem_actuating_end_type: ROUNDED, valve_size_for_which_designed: 1.500 INCHES IN, valve_type_for_which_designed: BALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-339-9886, 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
4385050 PIECE 14
NSN: 4820-01-339-9886
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500
overall_length8.812 INCHES NOMINAL IN
end_item_identificationHULL AND BACKUP VALVE
stem_actuating_end_typeROUNDED
valve_size_for_which_designed1.500 INCHES IN
valve_type_for_which_designedBALL
criticality_code_justificationZZZY
material_document_and_classificationQQ-N-286,CLASS A FED SPEC SINGLE MATERIAL RESPONSE
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN4820-01-339-9886
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4385050 PIECE 14 · 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
•
STEM ACTUATING END TYPE: ROUNDED
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286,CLASS A FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 1.500 INCHES IN
•
MATERIAL: NICKEL ALLOY K-500
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
STEM ACTUATING END TYPEROUNDED
CRITICALITY CODE JUSTIFICATIONZZZY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286,CLASS A FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH8.812 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED1.500 INCHES IN
END ITEM IDENTIFICATIONHULL AND BACKUP VALVE
MATERIALNICKEL ALLOY K-500
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
SUBSTITUTES & CROSS-REFERENCES 3
803-4385050 PIECE 14Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
803-4385050 PIECE 14L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
4385050 PIECE 14L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 4385050 PIECE 14?
4385050 PIECE 14 is a STEM,FLUID VALVE.
What parts can replace 4385050 PIECE 14?
There are 3 known substitutes for 4385050 PIECE 14: 803-4385050 PIECE 14, 803-4385050 PIECE 14L1, 4385050 PIECE 14L1. Substitute compatibility should be verified for your specific system.
What is the NSN for 4385050 PIECE 14?
4385050 PIECE 14 is cataloged in the U.S. Government catalog under NSN 4820-01-339-9886. This indicates validated use in U.S. government and defense supply chains.
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