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DF330643 FIND 14 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DF330643 FIND 14: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 4.350 INCHES NOMINAL IN, end_item_identification: VALVE, BALL, 0.25NPS; VALVE, BALL, 0.500IPS, stem_actuating_end_type: SLOTTED AND THREADED EXTERNALLY, largest_outside_diameter: 1.050 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN, valve_size_for_which_designed: 0.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-337-4290, 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
DF330643 FIND 14
NSN: 4820-01-337-4290
NIINs: 013374290, 015481566
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_length4.350 INCHES NOMINAL IN
end_item_identificationVALVE, BALL, 0.25NPS; VALVE, BALL, 0.500IPS
stem_actuating_end_typeSLOTTED AND THREADED EXTERNALLY
largest_outside_diameter1.050 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN
valve_size_for_which_designed0.250 INCHES IN
valve_type_for_which_designedBALL
criticality_code_justificationZZZY
material_document_and_classificationQQ-N-286,FORM 7 FED SPEC SINGLE MATERIAL RESPONSE
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1330
NSN4820-01-337-4290
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DF330643 FIND 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
•
LARGEST OUTSIDE DIAMETER: 1.050 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN
•
STEM ACTUATING END TYPE: SLOTTED AND THREADED EXTERNALLY
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286,FORM 7 FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 0.250 INCHES IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
LARGEST OUTSIDE DIAMETER1.050 INCHES MINIMUM AND 1.051 INCHES MAXIMUM IN
STEM ACTUATING END TYPESLOTTED AND THREADED EXTERNALLY
CRITICALITY CODE JUSTIFICATIONZZZY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286,FORM 7 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH4.350 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED0.250 INCHES IN
MATERIALNICKEL ALLOY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
SUBSTITUTES & CROSS-REFERENCES 9
801-6408783 FIND 14L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
801-6408783 FIND 13L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211056677L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211056677Reference document
Same NSN cross-reference
Reference document — Secondary reference
211069256Reference document
Same NSN cross-reference
Reference document — Secondary reference
801-6408783 FIND 13Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is DF330643 FIND 14?
DF330643 FIND 14 is a STEM,FLUID VALVE.
What parts can replace DF330643 FIND 14?
There are 9 known substitutes for DF330643 FIND 14: 801-6408783 FIND 14L1, 801-6408783 FIND 13L1, 211056677L1 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DF330643 FIND 14?
DF330643 FIND 14 is cataloged in the U.S. Government catalog under NSN 4820-01-337-4290. 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.