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DF330687-AY71 — PARTS KIT,BALL VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DF330687-AY71: PARTS KIT,BALL VALVE.

The PARTS KIT,BALL VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY STEM, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET ALL ENDS, special_features: INCL LOCKING DEVICE W/TAG READING LOCKED OPEN, style_designator: STRAIGHT THRU, valve_operation_method: MANUAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-414-4403, 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
DF330687-AY71
NSN: 4820-01-414-4403
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialALUMINUM ALLOY STEM
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET ALL ENDS
special_featuresINCL LOCKING DEVICE W/TAG READING LOCKED OPEN
style_designatorSTRAIGHT THRU
valve_operation_methodMANUAL
end_item_identificationSEAWOLF CLASS SSN
nominal_pipe_size_accommodated1.500 INCHES ALL ENDS IN
material_document_and_classificationAMIL-S-867 MIL SPEC SINGLE MATERIAL RESPONSE BODY
NSN4820-01-414-4403
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DF330687-AY71 · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.500 INCHES ALL ENDS IN
•
CONNECTION STYLE: SOCKET ALL ENDS
•
CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMIL-S-867 MIL SPEC SINGLE MATERIAL RESPONSE BODY
•
MATERIAL: ALUMINUM ALLOY STEM
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES ALL ENDS IN
CONNECTION STYLESOCKET ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATIONAMIL-S-867 MIL SPEC SINGLE MATERIAL RESPONSE BODY
SPECIAL FEATURESINCL LOCKING DEVICE W/TAG READING LOCKED OPEN
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALALUMINUM ALLOY STEM
MATERIALPLASTIC SEAT
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
SUBSTITUTES & CROSS-REFERENCES 3
DF330687Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
556-6405334-AY71Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6405334Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DF330687-AY71?
DF330687-AY71 is a PARTS KIT,BALL VALVE.
What parts can replace DF330687-AY71?
There are 3 known substitutes for DF330687-AY71: DF330687, 556-6405334-AY71, 6405334. Substitute compatibility should be verified for your specific system.
What is the NSN for DF330687-AY71?
DF330687-AY71 is cataloged in the U.S. Government catalog under NSN 4820-01-414-4403. This indicates validated use in U.S. government and defense supply chains.
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