PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS4118-G24CHeat Sink,electrical-Electronic

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5999-01-319-4133 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-319-4133 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-319-4133. Primary manufacturer part number: NAS4118-G24C.
Features
  • Heat Sink,electrical-Electronic — FSC 5999
  • Nominal Thread Size: 0.112 INCHES SINGLE MOUNTING FACILITY IN
  • Material: BERYLLIUM OXIDE AND PLASTIC EPOXY
  • Thread Class: 2B SINGLE MOUNTING FACILITY
  • Mounting Facility Type and Quantity: 1 THREADED HOLE(S) AND 1 SPRING ALL MOUNTING FACILITIES
  • Nominal Thread Size: 0.112 INCHES SINGLE MOUNTING FACILITY IN
  • Material: BERYLLIUM OXIDE AND PLASTIC EPOXY
  • Thread Class: 2B SINGLE MOUNTING FACILITY
Applications
  • Applications requiring Beryllium Oxide and Plastic Epoxy construction
General Description

The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-319-4133, 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 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-319-4133
Primary Part NumberNAS4118-G24C
Item NameHeat Sink,electrical-Electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
MaterialBERYLLIUM OXIDE AND PLASTIC EPOXY
Thread Class2B SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity1 THREADED HOLE(S) AND 1 SPRING ALL MOUNTING FACILITIES
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
MaterialBERYLLIUM OXIDE AND PLASTIC EPOXY
Thread Class2B SINGLE MOUNTING FACILITY
Mounting Facility Type and Quantity1 THREADED HOLE(S) AND 1 SPRING ALL MOUNTING FACILITIES
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-01-105-4991
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZZ
Weight0.0200 lbs
Cube0.0024 cu ft
Verified Substitutes 12
No Item Name Available
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Heat Sink,electrical-Electronic
Cross-Reference Index
Part NumberManufacturer
NAS4118-G24C PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
M87111/02-5C24 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-H-87111/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M87111/02-3C15 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NAS4118 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
SUCCESSOR 5999-01-105-4991 Heat Sink,electrical-Electronic
5999-01-361-6642SUCCESSOR
NO ITEM NAME AVAILABLE
5999-01-211-1616SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-211-1618SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-213-8644SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-246-9666SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-276-1197SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-297-0849SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-324-0542SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-326-8182SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-339-2090SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-353-2805SUCCESSOR
HEAT SINK,ELECTRICAL-ELECTRONIC

Frequently Asked Questions

What is NSN 5999-01-319-4133?

NSN 5999-01-319-4133 is a Heat Sink,electrical-Electronic, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-01-319-4133?

NSN 5999-01-319-4133 has 5 cross-referenced part numbers: NAS4118-G24C (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), M87111/02-5C24 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-H-87111/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M87111/02-3C15 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), NAS4118 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5999-01-319-4133?

There are 12 known substitutes for 5999-01-319-4133: 5999-01-361-6642, 5999-01-105-4991, 5999-01-211-1616 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS4118-G24C?

Key specifications for NAS4118-G24C: Nominal Thread Size: 0.112 INCHES SINGLE MOUNTING FACILITY IN; Overall Width: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN; Overall Length: 0.385 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN; Material: BERYLLIUM OXIDE AND PLASTIC EPOXY. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-01-319-4133 still in active supply?

NSN 5999-01-319-4133 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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