PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C150Pump,rotary

Viking Pump, Inc · NSN 4320-00-798-8867 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-798-8867 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-798-8867. Primary manufacturer part number: C150.
Features
  • Pump,rotary — FSC 4320
  • Rotary Pump Design: GEAR
  • Discharge Connection Type: THREADED INTERNAL
  • Operation Method: POWERED
  • Discharge Connection Thread Size and Series/type Designator: 0.250-18 NPT
  • Drive Shaft Length: 1.875 INCHES NOMINAL IN
  • Intake Connection Thread Size and Series/type Designator: 0.250-18 NPT
  • Intake Connection Quantity: 1
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-00-798-8867, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-798-8867
Primary Part NumberC150
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerViking Pump, Inc
StatusACTIVE
Rotary Pump DesignGEAR
Discharge Connection TypeTHREADED INTERNAL
Operation MethodPOWERED
Discharge Connection Thread Size and Series/type Designator0.250-18 NPT
Drive Shaft Length1.875 INCHES NOMINAL IN
Intake Connection Thread Size and Series/type Designator0.250-18 NPT
Intake Connection Quantity1
Maximum Discharge Flow Rate0.4 GALLONS PER MINUTE
Media for Which DesignedHYDROCARBON FUELS AND OILS
Pumping Element Operating PositionHORIZONTAL
Discharge Connection Quantity1
Discharge Pressure00.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES
Intake Connection TypeTHREADED INTERNAL
Operating Speed at Rated Capacity1750.0 REVOLUTIONS PER MINUTE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5963-00-194-9650SM-D-180032 INTERCHANGEABLE
Oscillator,crystal Controlled
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2940-00-541-3495401 INTERCHANGEABLE
Filter Element,fluid
Hastings Manufacturing Co Div Hastings Manufacturing Company
5350-00-865-5687 INTERCHANGEABLE
Cloth,abrasive
6830-01-243-1221C150 INTERCHANGEABLE
Dichlorodifluoromethane
Illinois Tool Works Inc. Div Itw Chemtronics
5360-01-266-1510C150 INTERCHANGEABLE
Spring,helical,compression
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
5340-01-389-9869 INTERCHANGEABLE
Cover,access
5355-01-390-7298C150 INTERCHANGEABLE
Cap,knob Attachment Device
Sel Sales Inc
5998-01-434-5661C-150 INTERCHANGEABLE
Circuit Card Assembly
Fiber Sensys, Inc. Dba Fiber Sensys Inc
6150-01-506-6331C150 INTERCHANGEABLE
Cable and Conduit Assembly,elect
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
3815-01-599-4449C-150 INTERCHANGEABLE
Bucket,concrete
Certified Boom Repair Service Inc
Cross-Reference Index
Part NumberManufacturer
C150 Viking Pump, Inc (USA)
AM3403 Rivinius Inc Littleford Machinery Div (USA)
9921390 American Hoist and Derrick Co Hetherington and Berner Div (USA)
Related Parts
5963-00-194-9650INTERCHANGEABLE
OSCILLATOR,CRYSTAL CONTROLLED
SM-D-180032
2940-00-541-3495INTERCHANGEABLE
FILTER ELEMENT,FLUID
401
5350-00-865-5687INTERCHANGEABLE
CLOTH,ABRASIVE
6830-01-243-1221INTERCHANGEABLE
DICHLORODIFLUOROMETHANE
C150
5360-01-266-1510INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
C150
5340-01-389-9869INTERCHANGEABLE
COVER,ACCESS
5355-01-390-7298INTERCHANGEABLE
CAP,KNOB ATTACHMENT DEVICE
C150
5998-01-434-5661INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
C-150
6150-01-506-6331INTERCHANGEABLE
CABLE AND CONDUIT ASSEMBLY,ELECT
C150
3815-01-599-4449INTERCHANGEABLE
BUCKET,CONCRETE
C-150
4940-01-673-7306INTERCHANGEABLE
CASE,TEST SET
4111540

Frequently Asked Questions

What is NSN 4320-00-798-8867?

NSN 4320-00-798-8867 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 4320-00-798-8867?

NSN 4320-00-798-8867 has 3 cross-referenced part numbers: C150 (Viking Pump, Inc), AM3403 (Rivinius Inc Littleford Machinery Div), 9921390 (American Hoist and Derrick Co Hetherington and Berner Div).

What NSN replaces 4320-00-798-8867?

There are 11 known substitutes for 4320-00-798-8867: 5963-00-194-9650, 2940-00-541-3495, 5350-00-865-5687 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C150?

Key specifications for C150: Rotary Pump Design: GEAR; Discharge Connection Type: THREADED INTERNAL; Operation Method: POWERED; Discharge Connection Thread Size and Series/type Designator: 0.250-18 NPT. 14 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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