PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30720Heat Sink,electrical-Electronic

Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit · NSN 5999-01-310-7220 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-310-7220 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-310-7220. Primary manufacturer part number: 30720.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • 1 verified cross-reference
  • Primary manufacturer: Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
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 5999-01-310-7220, 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 Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist 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)
ManufacturersTransistor Devices Inc Div Astrodyne Tdi High Power Business Unit (CAGE 09004)
Technical Specifications
ParameterValue
NSN5999-01-310-7220
Primary Part Number30720
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerTransistor Devices Inc Div Astrodyne Tdi High Power Business Unit
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Weight0.0300 lbs
Cube0.0030 cu ft
Verified Substitutes 5
4730-00-132-4588246088N INTERCHANGEABLE
Insert,tube Fitting
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
7510-00-273-9820 INTERCHANGEABLE
Pen Point Assortment
4730-00-278-6319084-01592 INTERCHANGEABLE
Coupling,pipe
Rogers Brothers Corp
5315-00-533-38185333818 INTERCHANGEABLE
Pin,straight,headed
U S Army Tank Automotive Command Amsta-Im-Mm
2590-01-556-209630720 INTERCHANGEABLE
Bracket,vehicular Components
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
30720 PRIMARY Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
Related Parts
4730-00-132-4588INTERCHANGEABLE
INSERT,TUBE FITTING
246088N
7510-00-273-9820INTERCHANGEABLE
PEN POINT ASSORTMENT
4730-00-278-6319INTERCHANGEABLE
COUPLING,PIPE
084-01592
5315-00-533-3818INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5333818
2590-01-556-2096INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
30720

Frequently Asked Questions

What is NSN 5999-01-310-7220?

NSN 5999-01-310-7220 is a Heat Sink,electrical-Electronic, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-310-7220?

NSN 5999-01-310-7220 has 1 cross-referenced part number: 30720 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).

What NSN replaces 5999-01-310-7220?

There are 5 known substitutes for 5999-01-310-7220: 4730-00-132-4588, 7510-00-273-9820, 4730-00-278-6319 and 2 more. Verify interchangeability with system specifications before substitution.

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