PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2034B1B21-203M0DPump,rotary

Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. · NSN 4320-00-855-6839 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-855-6839 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-855-6839. Primary manufacturer part number: 2034B1B21-203M0D.
Features
  • Pump,rotary — FSC 4320
  • Maximum Discharge Flow Rate: 1.5 GALLONS PER MINUTE
  • Media for Which Designed: HYDROCARBON FUELS AND OILS
  • Intake Connection Type: THREADED INTERNAL
  • Intake Connection Quantity: 1
  • Operation Method: POWERED
  • Discharge Connection Quantity: 1
  • Discharge Connection Thread Size and Series/type Designator: 0.562-18 UNF
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-00-855-6839, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-855-6839
Primary Part Number2034B1B21-203M0D
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMeggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
StatusACTIVE
Maximum Discharge Flow Rate1.5 GALLONS PER MINUTE
Media for Which DesignedHYDROCARBON FUELS AND OILS
Intake Connection TypeTHREADED INTERNAL
Intake Connection Quantity1
Operation MethodPOWERED
Discharge Connection Quantity1
Discharge Connection Thread Size and Series/type Designator0.562-18 UNF
Pump Rotation DirectionCOUNTERCLOCKWISE
Discharge Connection TypeTHREADED INTERNAL
Discharge Pressure5.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES
Intake Connection Thread Size and Series/type Designator0.562-18 UNF
Pumping Element Operating PositionHORIZONTAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6240-00-009-0242152700 INTERCHANGEABLE
Lamp,incandescent
Chrysler Corp Service and Parts Opns
4720-01-575-9216152700 INTERCHANGEABLE
Tubing,nonmetallic
Festo (pty) Ltd
Cross-Reference Index
Part NumberManufacturer
152700 Raytheon Company Dba Raytheon Co (USA)
2034B1B21-203M0D PRIMARY Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
2034B1B21-203M0D Fcd Corp Sub of Howden Defense Systems Inc (USA)
2034B1B21-203M0D Howden Fluid Systems (USA)
152700 Raytheon Company Div Corp (USA)
Related Parts
6240-00-009-0242INTERCHANGEABLE
LAMP,INCANDESCENT
152700
4720-01-575-9216INTERCHANGEABLE
TUBING,NONMETALLIC
152700

Frequently Asked Questions

What is NSN 4320-00-855-6839?

NSN 4320-00-855-6839 is a Pump,rotary, manufactured by Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-855-6839?

NSN 4320-00-855-6839 has 5 cross-referenced part numbers: 152700 (Raytheon Company Dba Raytheon Co), 2034B1B21-203M0D (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), 2034B1B21-203M0D (Fcd Corp Sub of Howden Defense Systems Inc), 2034B1B21-203M0D (Howden Fluid Systems), 152700 (Raytheon Company Div Corp).

What NSN replaces 4320-00-855-6839?

There are 2 known substitutes for 4320-00-855-6839: 6240-00-009-0242, 4720-01-575-9216. Verify interchangeability with system specifications before substitution.

What are the specifications of 2034B1B21-203M0D?

Key specifications for 2034B1B21-203M0D: Maximum Discharge Flow Rate: 1.5 GALLONS PER MINUTE; Media for Which Designed: HYDROCARBON FUELS AND OILS; Intake Connection Type: THREADED INTERNAL; Intake Connection Quantity: 1. 12 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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