The Heater,thermal Release, cataloged under National Stock Number 5999-00-674-9473, 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 Instruments and Flight Research, Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-674-9473 |
| Primary Part Number | 521983-19 |
| Item Name | Heater,thermal Release |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Instruments and Flight Research, Inc. |
| Status | ACTIVE |
| Mounting Hole Diameter | 0.156 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.156 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Acquisition Status | ACTIVE |
| Successor | 5999-01-176-5507 (42017) |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JN |
| Weight | 0.0100 lbs |
| Cube | 0.0010 cu ft |
NSN 5999-00-674-9473 is a Heater,thermal Release, manufactured by Instruments and Flight Research, Inc., classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-00-674-9473 has 2 cross-referenced part numbers: 521983-19 (Instruments and Flight Research, Inc.), 42017 (Cooper Industries Inc Cooper Distribution Equipment Div).
There are 4 known substitutes for 5999-00-674-9473: 5999-01-176-5507, 3040-00-870-4215, 4820-01-191-8515 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 521983-19: Overall Length: 1.906 INCHES NOMINAL IN; Overall Height: 0.408 INCHES NOMINAL IN; Mounting Hole Diameter: 0.156 INCHES NOMINAL IN; Overall Width: 0.375 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.