NSN 5999-01-375-9731 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-375-9731. Manufacturer of record part number: 27658-101.
Also searched as5999-01-375-9731 ·
5999013759731 ·
NIIN 013759731 ·
01-375-9731 ·
FSC 5999 Miscellaneous Electrical and Electronic Components · CAGE 30377 · 27658-101
The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-375-9731, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Heat Sink,electrical-Electronic
FSC / FSG
5999 — Miscellaneous Electrical and Electronic Components (FSG 59)
Other items in FSC 5999 — Miscellaneous Electrical and Electronic Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5999-00-001-1345
5999-00-001-1345 · Item name not on file
5999-00-001-1346
5999-00-001-1346 · Item name not on file
5999-00-001-1348
5999-00-001-1348 · Item name not on file
5999-00-001-1349
5999-00-001-1349 · Item name not on file
5999-00-001-1355
5999-00-001-1355 · Item name not on file
5999-00-001-1623
5999-00-001-1623 · Item name not on file
5999-00-001-2537
5999-00-001-2537 · Item name not on file
5999-00-001-2539
5999-00-001-2539 · Item name not on file
Frequently Asked Questions
What is NSN 5999-01-375-9731?
NSN 5999-01-375-9731 is a Heat Sink,electrical-Electronic, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
What part numbers are listed for NSN 5999-01-375-9731?
NSN 5999-01-375-9731 has 1 manufacturer part number on file: 27658-101 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).
Is NSN 5999-01-375-9731 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.