PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L221B1BController,variable Pump

Control Enterprises Inc Dba C.e.i. · NSN 4320-01-182-7771 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-182-7771 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-182-7771. Primary manufacturer part number: L221B1B.
Features
  • Controller,variable Pump — FSC 4320
  • General Characteristics Item Description: ELECTRICAL CONNECTION 1/2 NPT WITH 4 FT LEAD FT
  • 5 verified cross-references
  • Primary manufacturer: Control Enterprises Inc Dba C.e.i.
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Controller,variable Pump, cataloged under National Stock Number 4320-01-182-7771, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Control Enterprises Inc Dba C.e.i.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-182-7771
Primary Part NumberL221B1B
Item NameController,variable Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerControl Enterprises Inc Dba C.e.i.
StatusACTIVE
General Characteristics Item DescriptionELECTRICAL CONNECTION 1/2 NPT WITH 4 FT LEAD FT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3040-00-120-4913CG-174 INTERCHANGEABLE
Clamp,hub
Secs Inc
5935-00-600-88352052667 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3040-00-918-4532L1-21 INTERCHANGEABLE
Clamp,hub
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
L121 Sli Industries (USA)
L121 Parker Hannifin Corporation Div Cylinder Division (USA)
L221B1B PRIMARY Control Enterprises Inc Dba C.e.i. (USA)
27911-002-00 Upright Inc (USA)
L121 Upright Inc (USA)
Related Parts
3040-00-120-4913INTERCHANGEABLE
CLAMP,HUB
CG-174
5935-00-600-8835INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
2052667
3040-00-918-4532INTERCHANGEABLE
CLAMP,HUB
L1-21

Frequently Asked Questions

What is NSN 4320-01-182-7771?

NSN 4320-01-182-7771 is a Controller,variable Pump, manufactured by Control Enterprises Inc Dba C.e.i., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-182-7771?

NSN 4320-01-182-7771 has 5 cross-referenced part numbers: L121 (Sli Industries), L121 (Parker Hannifin Corporation Div Cylinder Division), L221B1B (Control Enterprises Inc Dba C.e.i.), 27911-002-00 (Upright Inc), L121 (Upright Inc).

What NSN replaces 4320-01-182-7771?

There are 3 known substitutes for 4320-01-182-7771: 3040-00-120-4913, 5935-00-600-8835, 3040-00-918-4532. Verify interchangeability with system specifications before substitution.

What are the specifications of L221B1B?

Key specifications for L221B1B: Overall Height: 6.665 INCHES NOMINAL IN; End Item Identification: 1730-01-118-5451;W/S SUPPORT EQUIPTMENT,F-4 AIRCAFT; General Characteristics Item Description: ELECTRICAL CONNECTION 1/2 NPT WITH 4 FT LEAD FT; Overall Length: 9.930 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com