PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3657Pump,centrifugal

Itt Goulds Pumps, Inc. · NSN 4320-01-355-7400 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-355-7400 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-355-7400. Primary manufacturer part number: 3657.
Features
  • Pump,centrifugal — FSC 4320
  • Drive Connection Type: CLOSE COUPLED
  • Stage Quantity: 1
  • Pump Rotation Direction: CLOCKWISE
  • Centrifugal Pump Impeller Suction Type: SINGLE
  • Centrifugal Pump Impeller Quantity: 1
  • 1 verified cross-reference
  • Primary manufacturer: Itt Goulds Pumps, Inc.
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,centrifugal, cataloged under National Stock Number 4320-01-355-7400, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Itt Goulds Pumps, Inc.. Government technical data includes 5 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-355-7400
Primary Part Number3657
Item NamePump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerItt Goulds Pumps, Inc.
StatusACTIVE
Drive Connection TypeCLOSE COUPLED
Stage Quantity1
Pump Rotation DirectionCLOCKWISE
Centrifugal Pump Impeller Suction TypeSINGLE
Centrifugal Pump Impeller Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-076-2094365-7 INTERCHANGEABLE
Cartridge,shut-Off Valve
Admiral Valve Llc Dba Cpv Manufacturing
5220-00-215-22083657 INTERCHANGEABLE
Gage
General Motors Llc Dba General Motors Llc
5120-00-288-65013657 INTERCHANGEABLE
Head,crowfoot Socket Wrench
Wta Tool Llc
5310-00-828-0425 INTERCHANGEABLE
Washer,flat
5120-01-162-0327 INTERCHANGEABLE
Blade,nutdriver
5950-01-264-685211842 INTERCHANGEABLE
Transformer,current
Sora Power Inc. Dba Sigma Division
5315-01-680-59113657 INTERCHANGEABLE
Pin,straight,headed
Buffalo Turbine Defense Llc
Cross-Reference Index
Part NumberManufacturer
3657 Itt Goulds Pumps, Inc. (USA)
Related Parts
4820-00-076-2094INTERCHANGEABLE
CARTRIDGE,SHUT-OFF VALVE
365-7
5220-00-215-2208INTERCHANGEABLE
GAGE
3657
5120-00-288-6501INTERCHANGEABLE
HEAD,CROWFOOT SOCKET WRENCH
3657
5310-00-828-0425INTERCHANGEABLE
WASHER,FLAT
5120-01-162-0327INTERCHANGEABLE
BLADE,NUTDRIVER
5950-01-264-6852INTERCHANGEABLE
TRANSFORMER,CURRENT
11842
5315-01-680-5911INTERCHANGEABLE
PIN,STRAIGHT,HEADED
3657

Frequently Asked Questions

What is NSN 4320-01-355-7400?

NSN 4320-01-355-7400 is a Pump,centrifugal, manufactured by Itt Goulds Pumps, Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-355-7400?

NSN 4320-01-355-7400 has 1 cross-referenced part number: 3657 (Itt Goulds Pumps, Inc.).

What NSN replaces 4320-01-355-7400?

There are 7 known substitutes for 4320-01-355-7400: 4820-00-076-2094, 5220-00-215-2208, 5120-00-288-6501 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3657?

Key specifications for 3657: Drive Connection Type: CLOSE COUPLED; Stage Quantity: 1; End Item Identification: PUMP AND MOTOR UNIT; Pump Rotation Direction: CLOCKWISE. 6 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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