PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66103Radiator,engine Coolant

Hdt Expeditionary Systems Inc · NSN 2930-01-023-7055 · FSC 2930 · No Item Name Available
Verified by PartsTable
NSN 2930-01-023-7055 — this item is cataloged by the U.S. Government under National Stock Number 2930-01-023-7055. Primary manufacturer part number: 66103.
Features
  • Radiator,engine Coolant — FSC 2930
  • 4 verified cross-references
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Radiator,engine Coolant, cataloged under National Stock Number 2930-01-023-7055, is classified within Federal Supply Class 2930 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRadiator,engine Coolant
FSC / FSG2930 — No Item Name Available (FSG 29)
ManufacturersHdt Expeditionary Systems Inc (CAGE 92878); Davey Compressor Co Div of Keco Industries Inc (CAGE 16004); Young Touchstone Company Div Young Touchstone (CAGE 67049); Drs Environmental Systems Inc (CAGE 5RQL2)
Technical Specifications
ParameterValue
NSN2930-01-023-7055
Primary Part Number66103
Item NameRadiator,engine Coolant
FSC / FSG2930 / 29 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5985-00-238-7464RE61F296TYPE66103 INTERCHANGEABLE
Antenna Element
Joint Electronics Type Designation System
3456-00-640-3651 INTERCHANGEABLE
Roll Set,roller Tube Expander
5120-01-398-797381758 INTERCHANGEABLE
Screwdriver,flat Tip
Pratt-Read Tools, Llc
9905-01-664-428227041-1 INTERCHANGEABLE
Plate,identification
Rtx Corporation Div Pratt & Whitney
Cross-Reference Index
Part NumberManufacturer
66103 Hdt Expeditionary Systems Inc (USA)
66103 Davey Compressor Co Div of Keco Industries Inc (USA)
270411 Young Touchstone Company Div Young Touchstone (USA)
66103 Drs Environmental Systems Inc (USA)
Related Parts
5985-00-238-7464INTERCHANGEABLE
ANTENNA ELEMENT
RE61F296TYPE66103
3456-00-640-3651INTERCHANGEABLE
ROLL SET,ROLLER TUBE EXPANDER
5120-01-398-7973INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
81758
9905-01-664-4282INTERCHANGEABLE
PLATE,IDENTIFICATION
27041-1

Frequently Asked Questions

What is NSN 2930-01-023-7055?

NSN 2930-01-023-7055 is a Radiator,engine Coolant, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 2930 (No Item Name Available). Status: active.

What are the part numbers for NSN 2930-01-023-7055?

NSN 2930-01-023-7055 has 4 cross-referenced part numbers: 66103 (Hdt Expeditionary Systems Inc), 66103 (Davey Compressor Co Div of Keco Industries Inc), 270411 (Young Touchstone Company Div Young Touchstone), 66103 (Drs Environmental Systems Inc).

What NSN replaces 2930-01-023-7055?

There are 4 known substitutes for 2930-01-023-7055: 5985-00-238-7464, 3456-00-640-3651, 5120-01-398-7973 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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