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4381-701 — PARTS KIT,PRESSURE REGULATING VA

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4381-701: PARTS KIT,PRESSURE REGULATING VA.

PARTS KIT,PRESSURE REGULATING VA. Key specifications include end_item_name: PRESSURE REGULATING VALVE U/O THE MARS CLASS AFS, end_item_source: 43990, end_item_identification: MODEL R74G, nonsupply_items_and_quantities: NONRELIEVING DIAPHRAGM 1;O-RINGS 2;SPRING 1;POPPET 1. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-449-5538, 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
4381-701
NSN: 4820-01-449-5538
FSC: 4820 — Valves, Nonpowered
CAGE: 43990 — NORGREN C A CO (USA)
SPECIFICATIONS
end_item_namePRESSURE REGULATING VALVE U/O THE MARS CLASS AFS
end_item_source43990
component_quantity5
end_item_identificationMODEL R74G
nonsupply_items_and_quantitiesNONRELIEVING DIAPHRAGM 1;O-RINGS 2;SPRING 1;POPPET 1
NSN4820-01-449-5538
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4381-701 · 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
•
COMPONENT QUANTITY: 5
•
END ITEM SOURCE: 43990
•
END ITEM NAME: PRESSURE REGULATING VALVE U/O THE MARS CLASS AFS
•
NONSUPPLY ITEMS AND QUANTITIES: NONRELIEVING DIAPHRAGM 1;O-RINGS 2;SPRING 1;POPPET 1
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY5
END ITEM SOURCE43990
END ITEM NAMEPRESSURE REGULATING VALVE U/O THE MARS CLASS AFS
NONSUPPLY ITEMS AND QUANTITIESNONRELIEVING DIAPHRAGM 1;O-RINGS 2;SPRING 1;POPPET 1
END ITEM IDENTIFICATIONMODEL R74G
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 4381-701?
4381-701 is a PARTS KIT,PRESSURE REGULATING VA.
What is the NSN for 4381-701?
4381-701 is cataloged in the U.S. Government catalog under NSN 4820-01-449-5538. This indicates validated use in U.S. government and defense supply chains.
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