PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

32014Pump Subassembly,rotary

Stanadyne Corporation Dba Stanadyne Diesel Systems · NSN 4320-01-481-8991 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-481-8991 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-481-8991. Primary manufacturer part number: 32014.
Features
  • Pump Subassembly,rotary — FSC 4320
  • Major Components: HEAD AND ROTOR
  • Functional Description: USED ON THE 6 CYLINDER DIESEL GENERATOR SET
  • 1 verified cross-reference
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Subassembly,rotary, cataloged under National Stock Number 4320-01-481-8991, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-481-8991
Primary Part Number32014
Item NamePump Subassembly,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems
StatusACTIVE
Major ComponentsHEAD AND ROTOR
Functional DescriptionUSED ON THE 6 CYLINDER DIESEL GENERATOR SET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-059-3904 INTERCHANGEABLE
Coil,radio Frequency
5330-00-285-382502243465 INTERCHANGEABLE
Gasket
Rolls-Royce Solutions America Inc
5330-00-955-7360 INTERCHANGEABLE
Gasket
5985-00-984-6057302-835 INTERCHANGEABLE
Line Section,radio Frequency Tra
Cpi Satcom & Antenna Technologies Inc.
2990-01-335-431232014 INTERCHANGEABLE
Head-Rotor Assembly
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5340-01-437-0027320-14 INTERCHANGEABLE
Slide,drawer,extension
Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions
5985-01-470-57923201-4 INTERCHANGEABLE
Attenuator,variable
Spectrum Control Inc Div Weinschel
4820-01-521-9523320-1/4 INTERCHANGEABLE
Valve,ball
Shamrock Plumbing Sales Co
6515-01-603-77628702H INTERCHANGEABLE
Suture,nonabsorbable,surgical
Ethicon Us Llc Div Ethicon
5315-01-612-5994 INTERCHANGEABLE
Pin,straight,headless
Cross-Reference Index
Part NumberManufacturer
32014 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems (USA)
Related Parts
5950-00-059-3904INTERCHANGEABLE
COIL,RADIO FREQUENCY
5330-00-285-3825INTERCHANGEABLE
GASKET
02243465
5330-00-955-7360INTERCHANGEABLE
GASKET
5985-00-984-6057INTERCHANGEABLE
LINE SECTION,RADIO FREQUENCY TRA
302-835
2990-01-335-4312INTERCHANGEABLE
HEAD-ROTOR ASSEMBLY
32014
5340-01-437-0027INTERCHANGEABLE
SLIDE,DRAWER,EXTENSION
320-14
5985-01-470-5792INTERCHANGEABLE
ATTENUATOR,VARIABLE
3201-4
4820-01-521-9523INTERCHANGEABLE
VALVE,BALL
320-1/4
6515-01-603-7762INTERCHANGEABLE
SUTURE,NONABSORBABLE,SURGICAL
8702H
5315-01-612-5994INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS

Frequently Asked Questions

What is NSN 4320-01-481-8991?

NSN 4320-01-481-8991 is a Pump Subassembly,rotary, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-481-8991?

NSN 4320-01-481-8991 has 1 cross-referenced part number: 32014 (Stanadyne Corporation Dba Stanadyne Diesel Systems).

What NSN replaces 4320-01-481-8991?

There are 10 known substitutes for 4320-01-481-8991: 5950-00-059-3904, 5330-00-285-3825, 5330-00-955-7360 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 32014?

Key specifications for 32014: End Item Identification: DIESEL FUEL PUMP; Special Features: MANUFACTURERS ITEM NAME: HEAD AND ROTOR ASSEMBLY; Major Components: HEAD AND ROTOR; Functional Description: USED ON THE 6 CYLINDER DIESEL GENERATOR SET. 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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