PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103BPump Unit,rotary

Weldon Tool Co the · NSN 4320-00-442-6297 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-442-6297 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-442-6297. Primary manufacturer part number: 103B.
Features
  • Pump Unit,rotary — FSC 4320
  • Pumping Element Operating Position: HORIZONTAL
  • Prime Mover Power Rating: 0.013 HORSEPOWER
  • Intake Connection Quantity: 1
  • Maximum Discharge Flow Rate: 0.1 GALLONS PER MINUTE
  • Operating Speed at Rated Capacity: 12000.0 REVOLUTIONS PER MINUTE
  • Prime Mover Quantity: 1
  • Discharge Connection Thread Size and Series/type Designator: 0.438-20 UNF
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Unit,rotary, cataloged under National Stock Number 4320-00-442-6297, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Weldon Tool Co the. Government technical data includes 20 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4320-00-442-6297
Primary Part Number103B
Item NamePump Unit,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerWeldon Tool Co the
StatusCANCELLED
Pumping Element Operating PositionHORIZONTAL
Prime Mover Power Rating0.013 HORSEPOWER
Intake Connection Quantity1
Maximum Discharge Flow Rate0.1 GALLONS PER MINUTE
Operating Speed at Rated Capacity12000.0 REVOLUTIONS PER MINUTE
Prime Mover Quantity1
Discharge Connection Thread Size and Series/type Designator0.438-20 UNF
Prime Mover TypeELECTRIC MOTOR
Operation Relationship DesignSIMULTANEOUS
Discharge Connection TypeTHREADED INTERNAL
Pump Quantity1
Discharge Pressure0.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME
Current TypeDC
Intake Connection Thread Size and Series/type Designator0.438-20 UNF
Voltage in Volts27.0
Intake Connection TypeTHREADED INTERNAL
Inclosure TypeFULLY INCLOSED
Discharge Connection Quantity2
Environmental ProtectionDUST-IGNITION PROOF
Rotary Pump DesignVANE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6625-00-232-9457 INTERCHANGEABLE
Counter,electronic,digital Reado
5930-00-312-8236 INTERCHANGEABLE
Switch,flow
4820-00-919-307545151 INTERCHANGEABLE
Valve,check
Johnson C S Co Inc
4730-01-038-2350 INTERCHANGEABLE
Coupling Half,quick Disconnect
6530-01-597-1084103B INTERCHANGEABLE
Pad,cooling,chemical
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
103B Weldon Tool Co the (USA)
Related Parts
6625-00-232-9457INTERCHANGEABLE
COUNTER,ELECTRONIC,DIGITAL READO
5930-00-312-8236INTERCHANGEABLE
SWITCH,FLOW
4820-00-919-3075INTERCHANGEABLE
VALVE,CHECK
45151
4730-01-038-2350INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
6530-01-597-1084INTERCHANGEABLE
PAD,COOLING,CHEMICAL
103B

Frequently Asked Questions

What is NSN 4320-00-442-6297?

NSN 4320-00-442-6297 is a Pump Unit,rotary, manufactured by Weldon Tool Co the, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-442-6297?

NSN 4320-00-442-6297 has 1 cross-referenced part number: 103B (Weldon Tool Co the).

What NSN replaces 4320-00-442-6297?

There are 5 known substitutes for 4320-00-442-6297: 6625-00-232-9457, 5930-00-312-8236, 4820-00-919-3075 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103B?

Key specifications for 103B: Pumping Element Operating Position: HORIZONTAL; Prime Mover Power Rating: 0.013 HORSEPOWER; Intake Connection Quantity: 1; Maximum Discharge Flow Rate: 0.1 GALLONS PER MINUTE. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-442-6297 still in active supply?

NSN 4320-00-442-6297 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com