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VJJ-4404 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

VJJ-4404: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include body_material: COPPER ALLOY, connection_type: THREADED INTERNAL PIPE, special_features: SIDEPORTED-EXPILOT, nominal_thread_size: 0.375 INCHES IN, valve_operation_method: MANUAL, end_item_identification: WEAPON SYSTEM E/I ARLEIGH BURKE CLASS DDG. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-443-9991, 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
VJJ-4404
NSN: 4820-01-443-9991
FSC: 4820 — Valves, Nonpowered
CAGE: 97902 — VERSA PRODUCTS CO INC (USA)
SPECIFICATIONS
body_materialCOPPER ALLOY
spool_quantity1
connection_typeTHREADED INTERNAL PIPE
special_featuresSIDEPORTED-EXPILOT
nominal_thread_size0.375 INCHES IN
flow_pattern_quantity4
valve_operation_methodMANUAL
end_connection_quantity5
end_item_identificationWEAPON SYSTEM E/I ARLEIGH BURKE CLASS DDG
spool_position_quantity4
thread_series_designatorNPT
NSN4820-01-443-9991
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: VJJ-4404 · 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
•
CONNECTION TYPE: THREADED INTERNAL PIPE
•
END CONNECTION QUANTITY: 5
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
SPOOL QUANTITY: 1
•
BODY MATERIAL: COPPER ALLOY
•
THREAD SERIES DESIGNATOR: NPT
TECHNICAL CHARACTERISTICS
CONNECTION TYPETHREADED INTERNAL PIPE
END CONNECTION QUANTITY5
NOMINAL THREAD SIZE0.375 INCHES IN
SPOOL QUANTITY1
BODY MATERIALCOPPER ALLOY
SPECIAL FEATURESSIDEPORTED-EXPILOT
END ITEM IDENTIFICATIONWEAPON SYSTEM E/I ARLEIGH BURKE CLASS DDG
THREAD SERIES DESIGNATORNPT
VALVE OPERATION METHODMANUAL
FLOW PATTERN QUANTITY4
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 VJJ-4404?
VJJ-4404 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What is the NSN for VJJ-4404?
VJJ-4404 is cataloged in the U.S. Government catalog under NSN 4820-01-443-9991. This indicates validated use in U.S. government and defense supply chains.
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