PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3000-05Piston,pump

Barker Rockford Co, the Dba Heco Div Div Heco Division · NSN 4320-01-123-8807 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-123-8807 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-123-8807. Primary manufacturer part number: 3000-05.
Features
  • Piston,pump — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Barker Rockford Co, the Dba Heco Div Div Heco Division
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Piston,pump, cataloged under National Stock Number 4320-01-123-8807, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Barker Rockford Co, the Dba Heco Div Div Heco Division. This item has 1 commercial cross-reference from 1 manufacturer, 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 NamePiston,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersBarker Rockford Co, the Dba Heco Div Div Heco Division (CAGE 26519)
Technical Specifications
ParameterValue
NSN4320-01-123-8807
Primary Part Number3000-05
Item NamePiston,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBarker Rockford Co, the Dba Heco Div Div Heco Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5998-00-357-2737300-005 INTERCHANGEABLE
Circuit Card Assembly
L-3 Communications Microdyne
5306-00-582-5648300005 INTERCHANGEABLE
Bolt,machine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
4720-00-717-1621AE372-6 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
6110-01-036-5485 INTERCHANGEABLE
Regulator,current
9905-01-047-2761300005 INTERCHANGEABLE
Plate,identification
Jered Llc
6220-01-105-792930-0005 INTERCHANGEABLE
Taillight,vehicular
Symbolic Displays, Inc
4720-01-129-91843000-05 INTERCHANGEABLE
Hose,nonmetallic
Eaton Corp
5930-01-287-07040300005 INTERCHANGEABLE
Switching Unit
Northrop Grumman Systems Corporation
6510-01-460-0849FCP-01 INTERCHANGEABLE
Dressing,wound,first Aid
Combat Medical Systems Llc
6130-01-496-466901010500RCFPS INTERCHANGEABLE
Power Supply
Navcom Systems Inc
Cross-Reference Index
Part NumberManufacturer
3000-05 PRIMARY Barker Rockford Co, the Dba Heco Div Div Heco Division (USA)
Related Parts
5998-00-357-2737INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
300-005
5306-00-582-5648INTERCHANGEABLE
BOLT,MACHINE
300005
4720-00-717-1621INTERCHANGEABLE
HOSE,NONMETALLIC
AE372-6
6110-01-036-5485INTERCHANGEABLE
REGULATOR,CURRENT
9905-01-047-2761INTERCHANGEABLE
PLATE,IDENTIFICATION
300005
6220-01-105-7929INTERCHANGEABLE
TAILLIGHT,VEHICULAR
30-0005
4720-01-129-9184INTERCHANGEABLE
HOSE,NONMETALLIC
3000-05
5930-01-287-0704INTERCHANGEABLE
SWITCHING UNIT
0300005
6510-01-460-0849INTERCHANGEABLE
DRESSING,WOUND,FIRST AID
FCP-01
6130-01-496-4669INTERCHANGEABLE
POWER SUPPLY
01010500RCFPS
1680-01-719-3241INTERCHANGEABLE
GEARBOX ASSEMBLY,AIRCRAFT
300005-3

Frequently Asked Questions

What is NSN 4320-01-123-8807?

NSN 4320-01-123-8807 is a Piston,pump, manufactured by Barker Rockford Co, the Dba Heco Div Div Heco Division, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-123-8807?

NSN 4320-01-123-8807 has 1 cross-referenced part number: 3000-05 (Barker Rockford Co, the Dba Heco Div Div Heco Division).

What NSN replaces 4320-01-123-8807?

There are 11 known substitutes for 4320-01-123-8807: 5998-00-357-2737, 5306-00-582-5648, 4720-00-717-1621 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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