PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

441903Pump Unit,rotary

Vickers & Associates, Inc. · NSN 4320-01-349-6903 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-349-6903 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-349-6903. Primary manufacturer part number: 441903.
Features
  • Pump Unit,rotary — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Vickers & Associates, Inc.
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Unit,rotary, cataloged under National Stock Number 4320-01-349-6903, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Vickers & Associates, Inc.. This item has 2 commercial cross-references from 2 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
NSN4320-01-349-6903
Primary Part Number441903
Item NamePump Unit,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerVickers & Associates, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5340-00-470-8705HH2 INTERCHANGEABLE
Hinge,strap
Overhead Door Corp Indiana Div
4820-01-077-720806181-005 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
8415-01-433-5385HH-2 INTERCHANGEABLE
Warmer,hand
Heatmax Inc
Cross-Reference Index
Part NumberManufacturer
441903 PRIMARY Vickers & Associates, Inc. (USA)
H-H-2 Matthews Marine Systems (USA)
Related Parts
5340-00-470-8705INTERCHANGEABLE
HINGE,STRAP
HH2
4820-01-077-7208INTERCHANGEABLE
VALVE,SAFETY RELIEF
06181-005
8415-01-433-5385INTERCHANGEABLE
WARMER,HAND
HH-2

Frequently Asked Questions

What is NSN 4320-01-349-6903?

NSN 4320-01-349-6903 is a Pump Unit,rotary, manufactured by Vickers & Associates, Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-349-6903?

NSN 4320-01-349-6903 has 2 cross-referenced part numbers: 441903 (Vickers & Associates, Inc.), H-H-2 (Matthews Marine Systems).

What NSN replaces 4320-01-349-6903?

There are 3 known substitutes for 4320-01-349-6903: 5340-00-470-8705, 4820-01-077-7208, 8415-01-433-5385. Verify interchangeability with system specifications before substitution.

What are the specifications of 441903?

Key specifications for 441903: End Item Identification: POWER UNIT,ELECTRIC-HYDRAULIC. 1 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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