PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S-46Pump Unit,centrifugal

Armstrong Pumps Inc · NSN 4320-00-236-2608 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-236-2608 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-236-2608. Primary manufacturer part number: S-46.
Features
  • Pump Unit,centrifugal — FSC 4320
  • Current Type: AC
  • Environmental Protection: DRIPPROOF
  • Centrifugal Pump Impeller Quantity: 1
  • Intake Connection Thread Size and Series/type Designator: 3.000-8 NPT
  • Centrifugal Pump Design: RADIAL FLOW
  • Prime Mover Type: ELECTRIC MOTOR
  • Discharge Connection Thread Size and Series/type Designator: 3.000-8 NPT
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Unit,centrifugal, cataloged under National Stock Number 4320-00-236-2608, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Armstrong Pumps Inc. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, 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
NSN4320-00-236-2608
Primary Part NumberS-46
Item NamePump Unit,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerArmstrong Pumps Inc
StatusACTIVE
Current TypeAC
Environmental ProtectionDRIPPROOF
Centrifugal Pump Impeller Quantity1
Intake Connection Thread Size and Series/type Designator3.000-8 NPT
Centrifugal Pump DesignRADIAL FLOW
Prime Mover TypeELECTRIC MOTOR
Discharge Connection Thread Size and Series/type Designator3.000-8 NPT
Operating Speed at Rated Capacity1750.0 REVOLUTIONS PER MINUTE
Maximum Discharge Flow Rate115.0 GALLONS PER MINUTE
Inclosure TypeOPEN
Pumping Element Operating PositionHORIZONTAL
Centrifugal Pump Impeller Suction TypeSINGLE
Frequency in Hertz60.0
Cooling MethodSELF VENTILATED
Voltage in Volts115.0
PhaseSINGLE
Prime Mover Power Rating0.333 HORSEPOWER
Stage Quantity1
Prime Mover Cooling MediumAIR
Intake Connection Quantity1
Prime Mover Quantity1
Intake Connection TypeTHREADED INTERNAL
Pump Quantity1
Discharge Connection TypeTHREADED INTERNAL
Media for Which DesignedWATER, FRESH
Discharge Connection Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-019-0877 INTERCHANGEABLE
Lamp,incandescent
5905-00-126-6703 INTERCHANGEABLE
Resistor,fixed,composition
4930-00-300-5888 INTERCHANGEABLE
Parts Kit,lubricant Pump
6160-00-358-6606616483 INTERCHANGEABLE
Retainer,battery
Clark Material Handling Company
2990-00-471-860621169 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
5950-00-625-7133 INTERCHANGEABLE
Demagnetizer
6625-00-819-1188H3 INTERCHANGEABLE
Generator,sweep
Telonic Berkeley, Inc. Dba Telonic Berkeley
1730-00-830-6002102226 INTERCHANGEABLE
Plate,foot
Air Logistics Corporation Dba Air Logistics Corp
5330-00-842-1251102-226 INTERCHANGEABLE
Packing,preformed
Sheffer Corp
6760-00-936-7026S46 INTERCHANGEABLE
Can,photographic Film Storage
Eastman Kodak Co
Cross-Reference Index
Part NumberManufacturer
HD3 Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
HHD3 Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
102226 Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
131 Taco Inc. Div Heat Transfer Products Division (USA)
S-46 PRIMARY Armstrong Pumps Inc (USA)
Related Parts
6240-00-019-0877INTERCHANGEABLE
LAMP,INCANDESCENT
5905-00-126-6703INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
4930-00-300-5888INTERCHANGEABLE
PARTS KIT,LUBRICANT PUMP
6160-00-358-6606INTERCHANGEABLE
RETAINER,BATTERY
616483
2990-00-471-8606INTERCHANGEABLE
MUFFLER,EXHAUST
21169
5950-00-625-7133INTERCHANGEABLE
DEMAGNETIZER
6625-00-819-1188INTERCHANGEABLE
GENERATOR,SWEEP
H3
1730-00-830-6002INTERCHANGEABLE
PLATE,FOOT
102226
5330-00-842-1251INTERCHANGEABLE
PACKING,PREFORMED
102-226
6760-00-936-7026INTERCHANGEABLE
CAN,PHOTOGRAPHIC FILM STORAGE
S46
5120-01-039-8719INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
S-46
5120-01-042-7411INTERCHANGEABLE
DRIVER,END FITTING
RE-B102226

Frequently Asked Questions

What is NSN 4320-00-236-2608?

NSN 4320-00-236-2608 is a Pump Unit,centrifugal, manufactured by Armstrong Pumps Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-236-2608?

NSN 4320-00-236-2608 has 5 cross-referenced part numbers: HD3 (Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div), HHD3 (Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div), 102226 (Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div), 131 (Taco Inc. Div Heat Transfer Products Division), S-46 (Armstrong Pumps Inc).

What NSN replaces 4320-00-236-2608?

There are 12 known substitutes for 4320-00-236-2608: 6240-00-019-0877, 5905-00-126-6703, 4930-00-300-5888 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S-46?

Key specifications for S-46: Current Type: AC; Environmental Protection: DRIPPROOF; Centrifugal Pump Impeller Quantity: 1; Intake Connection Thread Size and Series/type Designator: 3.000-8 NPT. 26 total characteristics are documented in the Federal Logistics Information System.

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