PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H15344Gear Rotor Set,rotary Pump

Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc · NSN 4320-01-194-0101 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-194-0101 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-194-0101. Primary manufacturer part number: H15344.
Features
  • Gear Rotor Set,rotary Pump — FSC 4320
  • 4 verified cross-references
  • Primary manufacturer: Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Power transmission and speed reduction
  • Rotary motion transfer
General Description

The Gear Rotor Set,rotary Pump, cataloged under National Stock Number 4320-01-194-0101, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear Rotor Set,rotary Pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersMeggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (CAGE 58163); Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (CAGE 62228); Howden Fluid Systems (CAGE 33654)
Technical Specifications
ParameterValue
NSN4320-01-194-0101
Primary Part NumberH15344
Item NameGear Rotor Set,rotary Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMeggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4710-00-202-9731AMS5567-TY2-0.250X0.035 INTERCHANGEABLE
Tube,metallic
Sae International Dba Sae International
5136-00-516-3370 INTERCHANGEABLE
Tap,thread Cutting
5310-00-563-5579477009 INTERCHANGEABLE
Washer,key
Rotron Incorporated
5325-00-741-1407954263 INTERCHANGEABLE
Ring,retaining
General Motors Corp
1730-01-146-527615344 INTERCHANGEABLE
Tube,brake
Moran Equipment Corp
4820-01-173-4092 INTERCHANGEABLE
Diaphragm,valve,flat
4710-01-184-71437J5726 INTERCHANGEABLE
Tube Assembly,metal
Caterpillar Inc Div Caterpillar Defense
5920-01-221-662715344 INTERCHANGEABLE
Discharger,electrostatic
Dayton-Granger, Inc.
5330-01-444-88181534-4 INTERCHANGEABLE
Gasket
The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C
6680-01-528-6920FCS-8-0.1 INTERCHANGEABLE
Transmitter,rate of Flow
Aerospace Control Products, Inc. Dba Aerospace Control Products Inc
Cross-Reference Index
Part NumberManufacturer
15344 Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
H15344 Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
H15344 PRIMARY Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA)
15344 Howden Fluid Systems (USA)
Related Parts
4710-00-202-9731INTERCHANGEABLE
TUBE,METALLIC
AMS5567-TY2-0.250X0.035
5136-00-516-3370INTERCHANGEABLE
TAP,THREAD CUTTING
5310-00-563-5579INTERCHANGEABLE
WASHER,KEY
477009
5325-00-741-1407INTERCHANGEABLE
RING,RETAINING
954263
1730-01-146-5276INTERCHANGEABLE
TUBE,BRAKE
15344
4820-01-173-4092INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
4710-01-184-7143INTERCHANGEABLE
TUBE ASSEMBLY,METAL
7J5726
5920-01-221-6627INTERCHANGEABLE
DISCHARGER,ELECTROSTATIC
15344
5330-01-444-8818INTERCHANGEABLE
GASKET
1534-4
6680-01-528-6920INTERCHANGEABLE
TRANSMITTER,RATE OF FLOW
FCS-8-0.1
5330-01-675-4225INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 4320-01-194-0101?

NSN 4320-01-194-0101 is a Gear Rotor Set,rotary Pump, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-194-0101?

NSN 4320-01-194-0101 has 4 cross-referenced part numbers: 15344 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), H15344 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), H15344 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc), 15344 (Howden Fluid Systems).

What NSN replaces 4320-01-194-0101?

There are 11 known substitutes for 4320-01-194-0101: 4710-00-202-9731, 5136-00-516-3370, 5310-00-563-5579 and 8 more. Verify interchangeability with system specifications before substitution.

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