PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1670Pump Unit,centrifugal

Weil Pump Co Inc · NSN 4320-00-541-7076 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-541-7076 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-541-7076. Primary manufacturer part number: S1670.
Features
  • Pump Unit,centrifugal — FSC 4320
  • Stage Quantity: 1
  • Media for Which Designed: WATER, SALT
  • Prime Mover Cooling Medium: AIR
  • Total Head: 90.000 FEET FT
  • Prime Mover Type: ELECTRIC MOTOR
  • Centrifugal Pump Design: RADIAL FLOW
  • Pumping Element Operating Position: HORIZONTAL
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Unit,centrifugal, cataloged under National Stock Number 4320-00-541-7076, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Weil Pump Co Inc. Government technical data includes 26 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-541-7076
Primary Part NumberS1670
Item NamePump Unit,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerWeil Pump Co Inc
StatusACTIVE
Stage Quantity1
Media for Which DesignedWATER, SALT
Prime Mover Cooling MediumAIR
Total Head90.000 FEET FT
Prime Mover TypeELECTRIC MOTOR
Centrifugal Pump DesignRADIAL FLOW
Pumping Element Operating PositionHORIZONTAL
Current Rating in Amps26.0
Centrifugal Pump Impeller Suction TypeSINGLE
Operating Speed at Rated Capacity3450.0 REVOLUTIONS PER MINUTE
Maximum Discharge Flow Rate550.0 GALLONS PER MINUTE
Centrifugal Pump Impeller Quantity1
Inclosure TypeFULLY INCLOSED
Voltage in Volts440.0
Cooling MethodSELF VENTILATED
Reference Number Differentiating CharacteristicsFURNISHED W/MARBLE ELECTRIC CO MOTOR
PhaseTHREE
Frequency in Hertz60.0
Intake Connection Quantity1
Environmental ProtectionSPLASH PROOF
Intake Connection TypeROUND FLANGE
Current TypeAC
Discharge Connection Quantity1
Prime Mover Quantity1
Pump Quantity1
Discharge Connection TypeROUND FLANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-100-61820283 INTERCHANGEABLE
Ball,bearing
Harley Davidson Motor Co Inc
8455-00-132-1089 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-00-255-3090 INTERCHANGEABLE
Insignia,shoulder Sleeve
2940-00-360-7962146541 INTERCHANGEABLE
Cover,fluid Filter
Honeywell International Inc Dba Honeywell Div Consumer Products Group
8455-01-546-1776 INTERCHANGEABLE
Insignia,shoulder Sleeve
6540-01-550-2823A123-1 INTERCHANGEABLE
Foot Pedal,ocular
Sonomed, Inc. Dba Sonomed Escalon
8455-01-647-5684 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-715-0015 INTERCHANGEABLE
Insignia,shoulder Sleeve
9905-01-728-2957S-1670 INTERCHANGEABLE
Plate,instruction
Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc
Cross-Reference Index
Part NumberManufacturer
S1670 Weil Pump Co Inc (USA)
A1231 Weil Pump Co Inc (USA)
Related Parts
3110-00-100-6182INTERCHANGEABLE
BALL,BEARING
0283
8455-00-132-1089INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-00-255-3090INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
2940-00-360-7962INTERCHANGEABLE
COVER,FLUID FILTER
146541
8455-01-546-1776INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
6540-01-550-2823INTERCHANGEABLE
FOOT PEDAL,OCULAR
A123-1
8455-01-647-5684INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-715-0015INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
9905-01-728-2957INTERCHANGEABLE
PLATE,INSTRUCTION
S-1670

Frequently Asked Questions

What is NSN 4320-00-541-7076?

NSN 4320-00-541-7076 is a Pump Unit,centrifugal, manufactured by Weil Pump Co Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-541-7076?

NSN 4320-00-541-7076 has 2 cross-referenced part numbers: S1670 (Weil Pump Co Inc), A1231 (Weil Pump Co Inc).

What NSN replaces 4320-00-541-7076?

There are 9 known substitutes for 4320-00-541-7076: 3110-00-100-6182, 8455-00-132-1089, 8455-00-255-3090 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S1670?

Key specifications for S1670: Stage Quantity: 1; Media for Which Designed: WATER, SALT; Prime Mover Cooling Medium: AIR; Total Head: 90.000 FEET FT. 26 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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