PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LCT5560034Heat Sink,electrical-Electronic

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5999-00-424-9520 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-424-9520 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-424-9520. Primary manufacturer part number: LCT5560034.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • 3 verified cross-references
  • Primary manufacturer: L3harris Technologies, Inc Div Space & Airborne Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-00-424-9520, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersWilo France (CAGE F1483); L3harris Technologies, Inc Div Space & Airborne Systems (CAGE 24930)
Technical Specifications
ParameterValue
NSN5999-00-424-9520
Primary Part NumberLCT5560034
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeXN
Verified Substitutes 1
4810-01-145-5095458-50026-501 INTERCHANGEABLE
Valve,gate
Pneudraulics, Inc.
Cross-Reference Index
Part NumberManufacturer
458500 Wilo France (FRA)
LCT5560034 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
5560034 L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
4810-01-145-5095INTERCHANGEABLE
VALVE,GATE
458-50026-501

Frequently Asked Questions

What is NSN 5999-00-424-9520?

NSN 5999-00-424-9520 is a Heat Sink,electrical-Electronic, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-424-9520?

NSN 5999-00-424-9520 has 3 cross-referenced part numbers: 458500 (Wilo France), LCT5560034 (L3harris Technologies, Inc Div Space & Airborne Systems), 5560034 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5999-00-424-9520?

There is 1 known substitute for 5999-00-424-9520: 4810-01-145-5095. Verify interchangeability with system specifications before substitution.

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