PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20003-4Actuator,electromechanical,rotar

Morpac Industries, Inc Div Actuator · NSN 4810-01-445-0855 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-445-0855 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-445-0855. Primary manufacturer part number: 20003-4.
Features
  • Actuator,electromechanical,rotar — FSC 4810
  • Shaft Rotation Direction: COUNTERCLOCKWISE
  • Manual Override: INCLUDED
  • Drive Type: FRICTION
  • Output Drive Torque Rating: 4.4 INCH-POUNDS IN
  • 3 verified cross-references
  • Primary manufacturer: Morpac Industries, Inc Div Actuator
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Actuator,electromechanical,rotar, cataloged under National Stock Number 4810-01-445-0855, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Morpac Industries, Inc Div Actuator. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-445-0855
Primary Part Number20003-4
Item NameActuator,electromechanical,rotar
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerMorpac Industries, Inc Div Actuator
StatusACTIVE
Shaft Rotation DirectionCOUNTERCLOCKWISE
Manual OverrideINCLUDED
Drive TypeFRICTION
Output Drive Torque Rating4.4 INCH-POUNDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5962-00-008-70335480027 INTERCHANGEABLE
Microcircuit,digital
Instrumentation Technology Systems Dba Its
5331-00-054-6937AMS-P-5516 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
4930-00-212-6813200034 INTERCHANGEABLE
Coupling,grease Gun
Graco Inc.
5120-00-242-3434 INTERCHANGEABLE
Punch,starter
5330-00-292-1598052063-5 INTERCHANGEABLE
Seal,plain Encased
Gits Mfg Co Inc
2520-00-450-9254 INTERCHANGEABLE
Housing,clutch
5330-00-523-55612000-34 INTERCHANGEABLE
Gasket
Grasso Inc
4130-00-523-56242000-3 INTERCHANGEABLE
Disk,suction Valve
Grasso Inc
5330-00-599-4198 INTERCHANGEABLE
Gasket
5935-00-660-59319063136 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
20003 ASSY 4 Morpac Industries, Inc Div Actuator (USA)
20003 Morpac Industries, Inc Div Actuator (USA)
20003-4 PRIMARY Morpac Industries, Inc Div Actuator (USA)
Related Parts
5962-00-008-7033INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5480027
5331-00-054-6937INTERCHANGEABLE
O-RING
AMS-P-5516
4930-00-212-6813INTERCHANGEABLE
COUPLING,GREASE GUN
200034
5120-00-242-3434INTERCHANGEABLE
PUNCH,STARTER
5330-00-292-1598INTERCHANGEABLE
SEAL,PLAIN ENCASED
052063-5
2520-00-450-9254INTERCHANGEABLE
HOUSING,CLUTCH
5330-00-523-5561INTERCHANGEABLE
GASKET
2000-34
4130-00-523-5624INTERCHANGEABLE
DISK,SUCTION VALVE
2000-3
5330-00-599-4198INTERCHANGEABLE
GASKET
5935-00-660-5931INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9063136
1377-00-984-1604INTERCHANGEABLE
CARTRIDGE,IMPULSE
7320-01-141-4168INTERCHANGEABLE
FOOD WASTE DISPOSAL SYSTEM
2000-3

Frequently Asked Questions

What is NSN 4810-01-445-0855?

NSN 4810-01-445-0855 is a Actuator,electromechanical,rotar, manufactured by Morpac Industries, Inc Div Actuator, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-445-0855?

NSN 4810-01-445-0855 has 3 cross-referenced part numbers: 20003 ASSY 4 (Morpac Industries, Inc Div Actuator), 20003 (Morpac Industries, Inc Div Actuator), 20003-4 (Morpac Industries, Inc Div Actuator).

What NSN replaces 4810-01-445-0855?

There are 12 known substitutes for 4810-01-445-0855: 5962-00-008-7033, 5331-00-054-6937, 4930-00-212-6813 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20003-4?

Key specifications for 20003-4: Shaft Rotation Direction: COUNTERCLOCKWISE; Manual Override: INCLUDED; Special Features: OUTPUT 1/4 TURN, CRES COVER, DUCTILE IRON HOUSING 6 IN. IN; End Item Identification: VALVES AND ACTUATORS. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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