PartsTable
Technical Data Sheet

544 1/4INCH — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

544 1/4INCH: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, mounting_position: HORIZONTAL, operating_pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS, flow_control_device: DISK, valve_operation_method: AUTOMATIC, media_for_which_designed: WATER-OIL-GAS FIRST RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-202-0174, 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
544 1/4INCH
NSN: 4820-01-202-0174
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
mounting_positionHORIZONTAL
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
media_for_which_designedWATER-OIL-GAS FIRST RESPONSE
NSN4820-01-202-0174
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 544 1/4INCH · 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
•
FLOW CONTROL DEVICE: DISK
•
MOUNTING POSITION: HORIZONTAL
•
OPERATING PRESSURE: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
•
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS FIRST RESPONSE
•
MATERIAL: COPPER ALLOY BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
MOUNTING POSITIONHORIZONTAL
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SECOND RESPONSE
MATERIALCOPPER ALLOY BODY
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

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 544 1/4INCH?
544 1/4INCH is a VALVE,CHECK.
What is the NSN for 544 1/4INCH?
544 1/4INCH is cataloged in the U.S. Government catalog under NSN 4820-01-202-0174. 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.