PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H2104R-F21-Q1CPump,rotary

Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc · NSN 4320-00-734-0680 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-734-0680 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-734-0680. Primary manufacturer part number: H2104R-F21-Q1C.
Features
  • Pump,rotary — FSC 4320
  • Media for Which Designed: HYDROCARBON FUELS AND OILS
  • Rotary Pump Design: GEAR
  • Operating Speed at Rated Capacity: 5400.0 REVOLUTIONS PER MINUTE
  • Pump Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE
  • 6 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
General Description

The Pump,rotary, cataloged under National Stock Number 4320-00-734-0680, 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. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, 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
NSN4320-00-734-0680
Primary Part NumberH2104R-F21-Q1C
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMeggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
StatusACTIVE
Media for Which DesignedHYDROCARBON FUELS AND OILS
Rotary Pump DesignGEAR
Operating Speed at Rated Capacity5400.0 REVOLUTIONS PER MINUTE
Pump Rotation DirectionCLOCKWISE AND COUNTERCLOCKWISE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2010-00-019-068910532 INTERCHANGEABLE
Valve,ball Check
Eaton Corporation Dba Airflex Div Div Airflex
5977-00-076-915510532 INTERCHANGEABLE
Brush,electrical Contact
Miraj Corp
3110-00-156-486305851NB INTERCHANGEABLE
Bearing,ball,annular
Cnh Industrial America Llc Dba Cnh America
3110-00-184-097010532 INTERCHANGEABLE
Bearing,ball,annular
Cae Usa Inc.
6130-00-226-9403105-3-2 INTERCHANGEABLE
Rectifier,metallic
Ward Leonard Ct Llc
4710-00-453-26561053-2 INTERCHANGEABLE
Pipe Special
Rolls-Royce Controls and Data Services Limited
4320-00-586-174110532 INTERCHANGEABLE
Ring,balance
Rps-Fl, Inc. Dba Rps Inc
5950-00-645-5783SM-D-108958 INTERCHANGEABLE
Transformer,power
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-733-63002066-1403-00 INTERCHANGEABLE
Connector,receptacle,electrical
Tyco Electronics Corp
5970-01-095-243610532 INTERCHANGEABLE
Insulator,plate
Kurz & Root Generator Company, Llc
Cross-Reference Index
Part NumberManufacturer
105-32 Howden Fluid Systems (USA)
2104R-F21-Q1C Howden Fluid Systems (USA)
2105R-F21-Q1C Howden Fluid Systems (USA)
H2104R-F21-Q1C PRIMARY Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA)
2104R-F21-Q1C Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
H2104R-F21-Q1C Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
Related Parts
2010-00-019-0689INTERCHANGEABLE
VALVE,BALL CHECK
10532
5977-00-076-9155INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
10532
3110-00-156-4863INTERCHANGEABLE
BEARING,BALL,ANNULAR
05851NB
3110-00-184-0970INTERCHANGEABLE
BEARING,BALL,ANNULAR
10532
6130-00-226-9403INTERCHANGEABLE
RECTIFIER,METALLIC
105-3-2
4710-00-453-2656INTERCHANGEABLE
PIPE SPECIAL
1053-2
4320-00-586-1741INTERCHANGEABLE
RING,BALANCE
10532
5950-00-645-5783INTERCHANGEABLE
TRANSFORMER,POWER
SM-D-108958
5935-00-733-6300INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2066-1403-00
5970-01-095-2436INTERCHANGEABLE
INSULATOR,PLATE
10532
4320-01-144-8200INTERCHANGEABLE
PUMP,ROTARY
300002-96
3460-01-203-2757INTERCHANGEABLE
PILOT
10532

Frequently Asked Questions

What is NSN 4320-00-734-0680?

NSN 4320-00-734-0680 is a Pump,rotary, 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 4320-00-734-0680?

NSN 4320-00-734-0680 has 6 cross-referenced part numbers: 105-32 (Howden Fluid Systems), 2104R-F21-Q1C (Howden Fluid Systems), 2105R-F21-Q1C (Howden Fluid Systems), H2104R-F21-Q1C (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc), 2104R-F21-Q1C (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.) and 1 more.

What NSN replaces 4320-00-734-0680?

There are 12 known substitutes for 4320-00-734-0680: 2010-00-019-0689, 5977-00-076-9155, 3110-00-156-4863 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H2104R-F21-Q1C?

Key specifications for H2104R-F21-Q1C: Media for Which Designed: HYDROCARBON FUELS AND OILS; Rotary Pump Design: GEAR; Operating Speed at Rated Capacity: 5400.0 REVOLUTIONS PER MINUTE; Pump Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE. 4 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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