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2381C18X — VALVE,VENT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2381C18X: VALVE,VENT.

The VALVE,VENT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, valve_size: 0.125 INCHES IN, style_designator: ANGLE, surface_treatment: NICKEL, operating_pressure: 10.0 BAR MAXIMUM SINGLE RESPONSE, media_for_which_designed: AIR SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-666-8182, 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
2381C18X
NSN: 4820-01-666-8182
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
valve_size0.125 INCHES IN
style_designatorANGLE
surface_treatmentNICKEL
operating_pressure10.0 BAR MAXIMUM SINGLE RESPONSE
media_for_which_designedAIR SINGLE RESPONSE
part_name_assigned_by_controlling_agencyMANUAL AIR VENT VALVE WITH DISCHARGE NOZZLE
NSN4820-01-666-8182
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2381C18X · 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
•
STYLE DESIGNATOR: ANGLE
•
OPERATING PRESSURE: 10.0 BAR MAXIMUM SINGLE RESPONSE
•
VALVE SIZE: 0.125 INCHES IN
•
SURFACE TREATMENT: NICKEL
•
MEDIA FOR WHICH DESIGNED: AIR SINGLE RESPONSE
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORANGLE
OPERATING PRESSURE10.0 BAR MAXIMUM SINGLE RESPONSE
VALVE SIZE0.125 INCHES IN
SURFACE TREATMENTNICKEL
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
PART NAME ASSIGNED BY CONTROLLING AGENCYMANUAL AIR VENT VALVE WITH DISCHARGE NOZZLE
MATERIALCOPPER ALLOY BODY
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 2381C18X?
2381C18X is a VALVE,VENT.
What is the NSN for 2381C18X?
2381C18X is cataloged in the U.S. Government catalog under NSN 4820-01-666-8182. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.