PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7402-1Impeller,pump,centrifugal

Coffin Turbo Pump Inc · NSN 4320-01-447-4284 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-447-4284 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-447-4284. Primary manufacturer part number: 7402-1.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Material: STEEL CORROSION RESISTING
  • 1 verified cross-reference
  • Primary manufacturer: Coffin Turbo Pump Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-447-4284, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Coffin Turbo Pump Inc. Government technical data includes 1 verified specification, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-447-4284
Primary Part Number7402-1
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCoffin Turbo Pump Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5342-00-127-207674021 INTERCHANGEABLE
Crank,bell
Telemechanics Inc
5133-00-234-5141 INTERCHANGEABLE
Drill,twist
5998-00-456-49047402 INTERCHANGEABLE
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Drs Signal Solutions, Inc.
6220-00-573-37827402-1 INTERCHANGEABLE
Lens,light
Rockwell Collins, Inc. Dba Rc Displays Systems
6680-01-327-937474021 INTERCHANGEABLE
Indicator,sight,liquid
DP Manufacturing Inc.
6515-01-620-552674021 INTERCHANGEABLE
Support,knee
Covidien Healthcare Div Medical
1260-01-647-8908740-21 INTERCHANGEABLE
Detector,laser Illuminated Targe
Analog Modules, Inc
6515-01-696-565974021 INTERCHANGEABLE
Sleeve,wrap-Around,pneumatic
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
7402-1 PRIMARY Coffin Turbo Pump Inc (USA)
Related Parts
5342-00-127-2076INTERCHANGEABLE
CRANK,BELL
74021
5133-00-234-5141INTERCHANGEABLE
DRILL,TWIST
5998-00-456-4904INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
7402
6220-00-573-3782INTERCHANGEABLE
LENS,LIGHT
7402-1
6680-01-327-9374INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
74021
6515-01-620-5526INTERCHANGEABLE
SUPPORT,KNEE
74021
1260-01-647-8908INTERCHANGEABLE
DETECTOR,LASER ILLUMINATED TARGE
740-21
6515-01-696-5659INTERCHANGEABLE
SLEEVE,WRAP-AROUND,PNEUMATIC
74021

Frequently Asked Questions

What is NSN 4320-01-447-4284?

NSN 4320-01-447-4284 is a Impeller,pump,centrifugal, manufactured by Coffin Turbo Pump Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-447-4284?

NSN 4320-01-447-4284 has 1 cross-referenced part number: 7402-1 (Coffin Turbo Pump Inc).

What NSN replaces 4320-01-447-4284?

There are 8 known substitutes for 4320-01-447-4284: 5342-00-127-2076, 5133-00-234-5141, 5998-00-456-4904 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7402-1?

Key specifications for 7402-1: Material: STEEL CORROSION RESISTING; End Item Identification: PUMP,FEED BO CAGE 03950. 2 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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