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1981772 PC 3 — SERVOVALVE,HYDRAULIC

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1981772 PC 3: SERVOVALVE,HYDRAULIC.

The SERVOVALVE,HYDRAULIC is a the manufacturer industrial component. Key specifications include body_material: ALUMINUM ALLOY, port_diameter: 0.344 INCHES NOMINAL IN, o-ring_material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM, supply_pressure: 1350.0 POUNDS PER SQUARE INCH LBS, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS, operating_temp_rating: -40.0 FAHRENHEIT NOMINAL AND 250.0 FAHRENHEIT NOMINAL DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-483-7707, 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
1981772 PC 3
NSN: 4810-01-483-7707
FSC: 4810 — Valves, Powered
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
body_materialALUMINUM ALLOY
port_diameter0.344 INCHES NOMINAL IN
o-ring_materialRUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
supply_pressure1350.0 POUNDS PER SQUARE INCH LBS
special_featuresNHA 4730-01-482-8399, MANIFOLD, HYDRAULIC SYSTEMS ASSEMBLY, P/N 1981772; SURFACE FINISH CLEAR ANODIZE EXCEPT ON MOUNTING SURFACE. MOUNTING HARDWARE IS NOT SUPPLIED; RECOMMENDED 4 BOLTS 5/16-24X1
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
operating_temp_rating-40.0 FAHRENHEIT NOMINAL AND 250.0 FAHRENHEIT NOMINAL DEGF
valve_operation_methodSOLENOID
coil_configuration_typeINDIVIDUAL
end_item_identification6615-01-482-7995, SERVOCYLINDER ASSEMBLY, HYDRAULIC, P/N 1981645. W/S DESIGNATOR NIMITZ CLASS CVN W
valve_discharge_flow_rate15.0 GALLONS PER MINUTE
NSN4810-01-483-7707
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1981772 PC 3 · 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
•
PORT DIAMETER: 0.344 INCHES NOMINAL IN
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
•
COIL CONFIGURATION TYPE: INDIVIDUAL
•
BODY MATERIAL: ALUMINUM ALLOY
•
OPERATING TEMP RATING: -40.0 FAHRENHEIT NOMINAL AND 250.0 FAHRENHEIT NOMINAL DEGF
•
O-RING MATERIAL: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
•
SUPPLY PRESSURE: 1350.0 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS
PORT DIAMETER0.344 INCHES NOMINAL IN
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
COIL CONFIGURATION TYPEINDIVIDUAL
BODY MATERIALALUMINUM ALLOY
OPERATING TEMP RATING-40.0 FAHRENHEIT NOMINAL AND 250.0 FAHRENHEIT NOMINAL DEGF
SPECIAL FEATURESNHA 4730-01-482-8399, MANIFOLD, HYDRAULIC SYSTEMS ASSEMBLY, P/N 1981772; SURFACE FINISH CLEAR ANODIZE EXCEPT ON MOUNTING SURFACE. MOUNTING HARDWARE IS NOT SUPPLIED; RECOMMENDED 4 BOLTS 5/16-24X1
O-RING MATERIALRUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM
SUPPLY PRESSURE1350.0 POUNDS PER SQUARE INCH LBS
END ITEM IDENTIFICATION6615-01-482-7995, SERVOCYLINDER ASSEMBLY, HYDRAULIC, P/N 1981645. W/S DESIGNATOR NIMITZ CLASS CVN W
VALVE DISCHARGE FLOW RATE15.0 GALLONS PER MINUTE
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
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 1981772 PC 3?
1981772 PC 3 is a SERVOVALVE,HYDRAULIC.
What is the NSN for 1981772 PC 3?
1981772 PC 3 is cataloged in the U.S. Government catalog under NSN 4810-01-483-7707. This indicates validated use in U.S. government and defense supply chains.
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