PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55450Pump,rotary

Volvo Motor Graders Ltd · NSN 4320-01-331-1687 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-331-1687 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-331-1687. Primary manufacturer part number: 55450.
Features
  • Pump,rotary — FSC 4320
  • Pump Rotation Direction: CLOCKWISE
  • Operation Method: POWERED
  • Drive Connection Type: BEVEL GEAR
  • Pumping Element Operating Position: HORIZONTAL
  • Rotary Pump Design: GEAR
  • Media for Which Designed: HYDROCARBON FUELS AND OILS
  • 2 verified cross-references
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-331-1687, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Volvo Motor Graders Ltd. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4320-01-331-1687
Primary Part Number55450
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerVolvo Motor Graders Ltd
StatusACTIVE
Pump Rotation DirectionCLOCKWISE
Operation MethodPOWERED
Drive Connection TypeBEVEL GEAR
Pumping Element Operating PositionHORIZONTAL
Rotary Pump DesignGEAR
Media for Which DesignedHYDROCARBON FUELS AND OILS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5845-00-339-200313621 INTERCHANGEABLE
Gear Assy
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5325-00-735-11677351167 INTERCHANGEABLE
Ring,retaining
U S Army Tank Automotive Command Amsta-Im-Mm
5310-00-967-4748026472-00 INTERCHANGEABLE
Nut,plain,cap
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4820-00-987-8213N53618 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
6220-01-085-0840GB494463 INTERCHANGEABLE
Directional Light,vehicular
Chase Group Inc.
5325-01-206-501153618 INTERCHANGEABLE
Ring,retaining
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
5962-01-272-61005100-719 INTERCHANGEABLE
Microcircuit
Raytheon Company Div Rmd Strategic
2835-01-389-2660 INTERCHANGEABLE
Rotor,turbine,nonaircraft Gas Tu
5355-01-520-532355450 INTERCHANGEABLE
Knob
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
1080-01-541-55192KP741 INTERCHANGEABLE
Cover,camouflage Screening
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
55450 Volvo Motor Graders Ltd (CAN)
53618 Volvo Motor Graders Ltd (CAN)
Related Parts
5845-00-339-2003INTERCHANGEABLE
GEAR ASSY
13621
5325-00-735-1167INTERCHANGEABLE
RING,RETAINING
7351167
5310-00-967-4748INTERCHANGEABLE
NUT,PLAIN,CAP
026472-00
4820-00-987-8213INTERCHANGEABLE
DISK,VALVE
N53618
6220-01-085-0840INTERCHANGEABLE
DIRECTIONAL LIGHT,VEHICULAR
GB494463
5325-01-206-5011INTERCHANGEABLE
RING,RETAINING
53618
5962-01-272-6100INTERCHANGEABLE
MICROCIRCUIT
5100-719
2835-01-389-2660INTERCHANGEABLE
ROTOR,TURBINE,NONAIRCRAFT GAS TU
5355-01-520-5323INTERCHANGEABLE
KNOB
55450
1080-01-541-5519INTERCHANGEABLE
COVER,CAMOUFLAGE SCREENING
2KP741
1305-01-578-4181INTERCHANGEABLE
CARTRIDGE,9 MILLIMETER
53618
2590-01-693-2663INTERCHANGEABLE
WINCH,DRUM,VEHICLE MOUNTING
55450

Frequently Asked Questions

What is NSN 4320-01-331-1687?

NSN 4320-01-331-1687 is a Pump,rotary, manufactured by Volvo Motor Graders Ltd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-331-1687?

NSN 4320-01-331-1687 has 2 cross-referenced part numbers: 55450 (Volvo Motor Graders Ltd), 53618 (Volvo Motor Graders Ltd).

What NSN replaces 4320-01-331-1687?

There are 12 known substitutes for 4320-01-331-1687: 5845-00-339-2003, 5325-00-735-1167, 5310-00-967-4748 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55450?

Key specifications for 55450: Pump Rotation Direction: CLOCKWISE; Operation Method: POWERED; Drive Connection Type: BEVEL GEAR; Pumping Element Operating Position: HORIZONTAL. 6 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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