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6404929 — PARTS KIT,BALL VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6404929: PARTS KIT,BALL VALVE.

The PARTS KIT,BALL VALVE is a the manufacturer industrial component. Key specifications include height: 2.973 INCHES MINIMUM AND 2.983 INCHES MAXIMUM IN, material: NICKEL ALLOY, overall_length: 5.360 INCHES NOMINAL IN, outside_diameter: 12.300 INCHES NOMINAL IN, attachment_method: BOLTS, end_item_identification: SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-421-6832, 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
6404929
NSN: 4820-01-421-6832
NIINs: 014216832, 014218094, 014351830, 014612981
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
height2.973 INCHES MINIMUM AND 2.983 INCHES MAXIMUM IN
materialNICKEL ALLOY
overall_length5.360 INCHES NOMINAL IN
outside_diameter12.300 INCHES NOMINAL IN
attachment_methodBOLTS
end_item_identificationSEAWOLF CLASS SSN
stem_actuating_end_typeSLOTTED
largest_outside_diameter2.160 INCHES NOMINAL IN
supply_items_and_quantities"43689 DF330633 FIND 1 VALVE,BALL 1;43689 DF330633 FIND 2 SEAT,BALL 2"
valve_size_for_which_designed4.000 INCHES IN
valve_type_for_which_designedBALL
material_document_and_classificationQQ-N-286, FORM 2, COND HF FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-421-6832
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6404929 · 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: 2.160 INCHES NOMINAL IN
•
STEM ACTUATING END TYPE: SLOTTED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286, FORM 2, COND HF FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 4.000 INCHES IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
LARGEST OUTSIDE DIAMETER2.160 INCHES NOMINAL IN
STEM ACTUATING END TYPESLOTTED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286, FORM 2, COND HF FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH5.360 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED4.000 INCHES IN
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
801-6404929 IT 31Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
DF330633 FN-31Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 6404929?
6404929 is a PARTS KIT,BALL VALVE.
What parts can replace 6404929?
There are 2 known substitutes for 6404929: 801-6404929 IT 31, DF330633 FN-31. Substitute compatibility should be verified for your specific system.
What is the NSN for 6404929?
6404929 is cataloged in the U.S. Government catalog under NSN 4820-01-421-6832. This indicates validated use in U.S. government and defense supply chains.
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