PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F54Pump,rotary

Viking Pump, Inc · NSN 4320-00-660-0959 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-660-0959 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-660-0959. Primary manufacturer part number: F54.
Features
  • Pump,rotary — FSC 4320
  • Operating Speed at Rated Capacity: 1800.0 REVOLUTIONS PER MINUTE
  • Mounting Type: BASE
  • Rotary Pump Design: GEAR
  • Intake Connection Thread Size and Series/type Designator: 0.375-18 NPT
  • Drive Shaft End Diameter: 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
  • Intake Connection Type: THREADED INTERNAL
  • Pump Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-00-660-0959, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Viking Pump, Inc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-660-0959
Primary Part NumberF54
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerViking Pump, Inc
StatusACTIVE
Operating Speed at Rated Capacity1800.0 REVOLUTIONS PER MINUTE
Mounting TypeBASE
Rotary Pump DesignGEAR
Intake Connection Thread Size and Series/type Designator0.375-18 NPT
Drive Shaft End Diameter0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
Intake Connection TypeTHREADED INTERNAL
Pump Rotation DirectionCLOCKWISE AND COUNTERCLOCKWISE
Operation MethodPOWERED
Volume Control TypeROTARY
Pumping Element Operating PositionHORIZONTAL
Media for Which DesignedOIL
Control LocationCENTER
Drive Shaft TypePLAIN ROUND
Discharge Connection Quantity1
Intake Connection Quantity1
Maximum Discharge Flow Rate1.5 GALLONS PER MINUTE
Discharge Connection Thread Size and Series/type Designator0.375-18 NPT
Discharge Connection TypeTHREADED INTERNAL
Drive Connection TypeRIGID COUPLED
Drive Shaft Length1.070 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6680-00-241-2851F 54 INTERCHANGEABLE
Indicator,sight,liquid
Ldi Industries, Inc. Dba Ldi Industries Inc
5950-00-647-7433 INTERCHANGEABLE
Transformer,power
5999-00-757-1755 INTERCHANGEABLE
Heater,thermal Release
5305-00-984-4983MS35206-226 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4330-01-202-4905F54 INTERCHANGEABLE
Filter Element,fluid
Emglo Products Corp
Cross-Reference Index
Part NumberManufacturer
LTCT9335 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
F54 PRIMARY Viking Pump, Inc (USA)
Related Parts
6680-00-241-2851INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
F 54
5950-00-647-7433INTERCHANGEABLE
TRANSFORMER,POWER
5999-00-757-1755INTERCHANGEABLE
HEATER,THERMAL RELEASE
5305-00-984-4983INTERCHANGEABLE
SCREW,MACHINE
MS35206-226
4330-01-202-4905INTERCHANGEABLE
FILTER ELEMENT,FLUID
F54

Frequently Asked Questions

What is NSN 4320-00-660-0959?

NSN 4320-00-660-0959 is a Pump,rotary, manufactured by Viking Pump, Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-660-0959?

NSN 4320-00-660-0959 has 2 cross-referenced part numbers: LTCT9335 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), F54 (Viking Pump, Inc).

What NSN replaces 4320-00-660-0959?

There are 5 known substitutes for 4320-00-660-0959: 6680-00-241-2851, 5950-00-647-7433, 5999-00-757-1755 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F54?

Key specifications for F54: Operating Speed at Rated Capacity: 1800.0 REVOLUTIONS PER MINUTE; Mounting Type: BASE; Rotary Pump Design: GEAR; Intake Connection Thread Size and Series/type Designator: 0.375-18 NPT. 20 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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