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DF330636 FN 46 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DF330636 FN 46: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY, outside_diameter: 0.402 INCHES MINIMUM IN, style_designator: SWING CHECK, under_flange_height: 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN, end_item_identification: SEAWOLF CLASS SSN, media_for_which_designed: WATER, SALT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-433-2607, 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
DF330636 FN 46
NSN: 4820-01-433-2607
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialTITANIUM ALLOY
outside_diameter0.402 INCHES MINIMUM IN
style_designatorSWING CHECK
under_flange_height0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
end_item_identificationSEAWOLF CLASS SSN
media_for_which_designedWATER, SALT
flange_seat_to_disk_end_height0.286 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
NSN4820-01-433-2607
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DF330636 FN 46 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.286 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.402 INCHES MINIMUM IN
•
STYLE DESIGNATOR: SWING CHECK
•
UNDER FLANGE HEIGHT: 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
•
MEDIA FOR WHICH DESIGNED: WATER, SALT
•
MATERIAL: TITANIUM ALLOY
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.286 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.402 INCHES MINIMUM IN
STYLE DESIGNATORSWING CHECK
UNDER FLANGE HEIGHT0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
MEDIA FOR WHICH DESIGNEDWATER, SALT
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALTITANIUM ALLOY
SUBSTITUTES & CROSS-REFERENCES 4
211066687Reference document
Same NSN cross-reference
Reference document — Secondary reference
6408779Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
6408779 FIND 46Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
8016408779 FN 46Same 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 DF330636 FN 46?
DF330636 FN 46 is a DISK,VALVE.
What parts can replace DF330636 FN 46?
There are 4 known substitutes for DF330636 FN 46: 211066687, 6408779, 6408779 FIND 46 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DF330636 FN 46?
DF330636 FN 46 is cataloged in the U.S. Government catalog under NSN 4820-01-433-2607. This indicates validated use in U.S. government and defense supply chains.
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