PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D884N3Cooler,fluid,industrial

R.w. Fernstrum & Company · NSN 4420-00-678-4011 · FSC 4420 · No Item Name Available
Verified by PartsTable
NSN 4420-00-678-4011 — this item is cataloged by the U.S. Government under National Stock Number 4420-00-678-4011. Primary manufacturer part number: D884N3.
Features
  • Cooler,fluid,industrial — FSC 4420
  • Style Designator: UPRIGHT STRAIGHT FINNED TYPE
  • Heat Transfer Method: INDIRECT
  • Tube Attachment Method: ANY ACCEPTABLE
  • 2 verified cross-references
  • Primary manufacturer: R.w. Fernstrum & Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cooler,fluid,industrial, cataloged under National Stock Number 4420-00-678-4011, is classified within Federal Supply Class 4420 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is R.w. Fernstrum & Company. Government technical data includes 3 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4420-00-678-4011
Primary Part NumberD884N3
Item NameCooler,fluid,industrial
FSC / FSG4420 / 44 — No Item Name Available
ManufacturerR.w. Fernstrum & Company
StatusACTIVE
Style DesignatorUPRIGHT STRAIGHT FINNED TYPE
Heat Transfer MethodINDIRECT
Tube Attachment MethodANY ACCEPTABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3030-00-086-1614 INTERCHANGEABLE
Belt,v
3110-00-100-6170MS19059-2430 INTERCHANGEABLE
Ball,bearing
American Society for Testing and Materials Dba Astm International
5905-00-437-0958B5J100 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
3110-00-470-8124GR56RSSMI46 INTERCHANGEABLE
Bearing,roller,needle
Mcgill Manufacturing Co, Inc
6210-00-548-0657 INTERCHANGEABLE
Light,panel
2915-00-590-77982870 INTERCHANGEABLE
Shield,spring
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
6230-00-591-2361815-1197116 INTERCHANGEABLE
Searchlight
Naval Ship Systems Command
5950-00-648-1563746105PT6 INTERCHANGEABLE
Transformer,radio Frequency
L3 Technologies, Inc. Div Communication Systems-East
3020-00-674-1751 INTERCHANGEABLE
Gear Cluster
4730-01-100-21312870 INTERCHANGEABLE
Coupling,pipe
George Fischer Sloane, Inc.
Cross-Reference Index
Part NumberManufacturer
D884N3 PRIMARY R.w. Fernstrum & Company (USA)
2870 PRIMARY R.w. Fernstrum & Company (USA)
Related Parts
3030-00-086-1614INTERCHANGEABLE
BELT,V
3110-00-100-6170INTERCHANGEABLE
BALL,BEARING
MS19059-2430
5905-00-437-0958INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
B5J100
3110-00-470-8124INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
GR56RSSMI46
6210-00-548-0657INTERCHANGEABLE
LIGHT,PANEL
2915-00-590-7798INTERCHANGEABLE
SHIELD,SPRING
2870
6230-00-591-2361INTERCHANGEABLE
SEARCHLIGHT
815-1197116
5950-00-648-1563INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
746105PT6
3020-00-674-1751INTERCHANGEABLE
GEAR CLUSTER
4730-01-100-2131INTERCHANGEABLE
COUPLING,PIPE
2870
5998-01-458-0477INTERCHANGEABLE
EXTRACTOR,ELECTRICAL CARD
2870
5310-01-484-4774INTERCHANGEABLE
WASHER,FLAT
CC-0009886

Frequently Asked Questions

What is NSN 4420-00-678-4011?

NSN 4420-00-678-4011 is a Cooler,fluid,industrial, manufactured by R.w. Fernstrum & Company, classified under FSC 4420 (No Item Name Available). Status: active.

What are the part numbers for NSN 4420-00-678-4011?

NSN 4420-00-678-4011 has 2 cross-referenced part numbers: D884N3 (R.w. Fernstrum & Company), 2870 (R.w. Fernstrum & Company).

What NSN replaces 4420-00-678-4011?

There are 12 known substitutes for 4420-00-678-4011: 3030-00-086-1614, 3110-00-100-6170, 5905-00-437-0958 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of D884N3?

Key specifications for D884N3: Style Designator: UPRIGHT STRAIGHT FINNED TYPE; Heat Transfer Method: INDIRECT; Tube Attachment Method: ANY ACCEPTABLE. 3 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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