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WA-00369-74D9A — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

WA-00369-74D9A: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE PACKING, mounting_position: HORIZONTAL, operating_pressure: 2250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, valve_operation_method: AUTOMATIC, media_for_which_designed: AIR SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-223-8646, 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
WA-00369-74D9A
NSN: 4820-01-223-8646
FSC: 4820 — Valves, Nonpowered
CAGE: 18350 — PALL AEROPOWER CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE PACKING
mounting_positionHORIZONTAL
operating_pressure2250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodAUTOMATIC
media_for_which_designedAIR SINGLE RESPONSE
NSN4820-01-223-8646
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: WA-00369-74D9A · 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
•
MOUNTING POSITION: HORIZONTAL
•
OPERATING PRESSURE: 2250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MEDIA FOR WHICH DESIGNED: AIR SINGLE RESPONSE
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE PACKING
TECHNICAL CHARACTERISTICS
MOUNTING POSITIONHORIZONTAL
OPERATING PRESSURE2250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE PACKING
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALALUMINUM ALLOY BODY
MATERIALSTEEL CORROSION RESISTING STEM
VALVE OPERATION METHODAUTOMATIC
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 1
WA-00369-4D9AReference 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 WA-00369-74D9A?
WA-00369-74D9A is a VALVE,CHECK.
What parts can replace WA-00369-74D9A?
There is 1 known substitute for WA-00369-74D9A: WA-00369-4D9A. Substitute compatibility should be verified for your specific system.
What is the NSN for WA-00369-74D9A?
WA-00369-74D9A is cataloged in the U.S. Government catalog under NSN 4820-01-223-8646. 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.