The Bracket Assembly,heat Sink, cataloged under National Stock Number 5999-01-100-5974, 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 Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5999-01-100-5974 |
| Primary Part Number | 21492-1 |
| Item Name | Bracket Assembly,heat Sink |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Smiths Aerospace, Inc., Electronic Systems-Grand Rapids |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN |
| General Characteristics Item Description | ALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN |
| Acquisition Status | ACTIVE |
| Successor | 5999-01-100-7215 (21492-2) |
| HAZMAT | No |
NSN 5999-01-100-5974 is a Bracket Assembly,heat Sink, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-01-100-5974 has 3 cross-referenced part numbers: 21492-1 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 21492 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 21492A (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).
There are 8 known substitutes for 5999-01-100-5974: 6625-00-463-4358, 5999-01-100-7215, 5110-00-186-4190 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21492-1: End Item Identification: WEAPON CONTROL PANEL; General Characteristics Item Description: ALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN; End Item Identification: WEAPON CONTROL PANEL; General Characteristics Item Description: ALUMINUM ALLOY 2024-T3,4.270 IN. LG,0.675 IN. W,4 INSERTS,FINISH,CHEMICAL FILM PER MIL-C-5541 IN. 4 total characteristics are documented in the Federal Logistics Information System.