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DF330644-FN-196 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DF330644-FN-196: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 5.290 INCHES NOMINAL IN, stem_actuating_end_type: THREADED EXTERNALLY, largest_outside_diameter: 1.110 INCHES NOMINAL IN, valve_size_for_which_designed: 0.500 INCHES IN, valve_type_for_which_designed: BALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-377-3873, 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
DF330644-FN-196
NSN: 4820-01-377-3873
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_length5.290 INCHES NOMINAL IN
stem_actuating_end_typeTHREADED EXTERNALLY
largest_outside_diameter1.110 INCHES NOMINAL IN
valve_size_for_which_designed0.500 INCHES IN
valve_type_for_which_designedBALL
material_document_and_classificationQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-377-3873
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DF330644-FN-196 · 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: 1.110 INCHES NOMINAL IN
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 0.500 INCHES IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
LARGEST OUTSIDE DIAMETER1.110 INCHES NOMINAL IN
STEM ACTUATING END TYPETHREADED EXTERNALLY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH5.290 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED0.500 INCHES IN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 3
6408784Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
DF330644Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
801-6408784-196Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DF330644-FN-196?
DF330644-FN-196 is a STEM,FLUID VALVE.
What parts can replace DF330644-FN-196?
There are 3 known substitutes for DF330644-FN-196: 6408784, DF330644, 801-6408784-196. Substitute compatibility should be verified for your specific system.
What is the NSN for DF330644-FN-196?
DF330644-FN-196 is cataloged in the U.S. Government catalog under NSN 4820-01-377-3873. This indicates validated use in U.S. government and defense supply chains.
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