NSN 5999-01-461-4835 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-461-4835. Manufacturer of record part number: 685-1251-002.
Also searched as5999-01-461-4835 ·
5999014614835 ·
NIIN 014614835 ·
01-461-4835 ·
FSC 5999 Miscellaneous Electrical and Electronic Components · CAGE 78711 · 685-1251-002
FSC: 5999 — Miscellaneous Electrical and Electronic Components
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 685-1251-002
Manufacturer: Telephonics Corp
General Description
The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-461-4835, 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 Telephonics Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5999-01-461-4835
Primary Part Number
685-1251-002
Item Name
Heat Sink,electrical-Electronic
FSC / FSG
5999 / 59 — Miscellaneous Electrical and Electronic Components
Manufacturer
Telephonics Corp
Status
ACTIVE
Material
ALUMINUM ALLOY 6061
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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 5999-01-461-4835?
NSN 5999-01-461-4835 is a Heat Sink,electrical-Electronic, manufactured by Telephonics Corp, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
What part numbers are listed for NSN 5999-01-461-4835?
NSN 5999-01-461-4835 has 1 manufacturer part number on file: 685-1251-002 (Telephonics Corp).
What are the specifications of 685-1251-002?
Key specifications for 685-1251-002: Overall Length: 6.475 INCHES NOMINAL IN; Overall Width: 6.500 INCHES NOMINAL IN; Special Features: HEAT SINK,ELECTRICAL COMPONANT,CREW MICROPHONE; CHEMICAL FILM FINISH PER MIL-C-5541, CLASS 1A A; End Item Identification: AS4122A MAPL. 1 specification is documented in the U.S. Government catalog.
Is NSN 5999-01-461-4835 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.