PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

304Heat Sink-Insulator

He-Ignition Parts Corp · NSN 5999-01-327-2916 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-327-2916 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-327-2916. Primary manufacturer part number: 304.
Features
  • Heat Sink-Insulator — FSC 5999
  • 1 verified cross-reference
  • Primary manufacturer: He-Ignition Parts Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heat Sink-Insulator, cataloged under National Stock Number 5999-01-327-2916, 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 He-Ignition Parts Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-327-2916
Primary Part Number304
Item NameHeat Sink-Insulator
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerHe-Ignition Parts Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 6
6625-00-004-1255GS5460-553 INTERCHANGEABLE
Voltmeter
Hamilton Sundstrand Corporation Dba Collins Aerospace
6625-00-063-0687 INTERCHANGEABLE
Voltmeter
6625-00-199-1778 INTERCHANGEABLE
Voltmeter
6625-00-580-5904 INTERCHANGEABLE
Ammeter
5999-00-986-0722323027 INTERCHANGEABLE
Contact,electrical
Yale Security Inc. Dba Norton Door Control
5999-01-298-2104 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Cross-Reference Index
Part NumberManufacturer
304 He-Ignition Parts Corp (USA)
Related Parts
6625-00-004-1255INTERCHANGEABLE
VOLTMETER
GS5460-553
6625-00-063-0687INTERCHANGEABLE
VOLTMETER
6625-00-199-1778INTERCHANGEABLE
VOLTMETER
6625-00-580-5904INTERCHANGEABLE
AMMETER
5999-00-986-0722INTERCHANGEABLE
CONTACT,ELECTRICAL
323027
5999-01-298-2104INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC

Frequently Asked Questions

What is NSN 5999-01-327-2916?

NSN 5999-01-327-2916 is a Heat Sink-Insulator, manufactured by He-Ignition Parts Corp, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-327-2916?

NSN 5999-01-327-2916 has 1 cross-referenced part number: 304 (He-Ignition Parts Corp).

What NSN replaces 5999-01-327-2916?

There are 6 known substitutes for 5999-01-327-2916: 6625-00-004-1255, 6625-00-063-0687, 6625-00-199-1778 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 304?

Key specifications for 304: Special Features: MATERIAL CERAMIC; 1.00 IN. LG; 0.375 IN. W; 0.218 IN. THK; (2) HOLE,OVAL SHAPE, 0.109 IN. BORE; MAXIMUM TEMPERATURE 1139 DEG. C IN; Special Features: MATERIAL CERAMIC; 1.00 IN. LG; 0.375 IN. W; 0.218 IN. THK; (2) HOLE,OVAL SHAPE, 0.109 IN. BORE; MAXIMUM TEMPERATURE 1139 DEG. C IN. 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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