The Circuit Card Assembly, cataloged under National Stock Number 5998-01-040-5438, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Aqua Measure Instrument Co Inc Dba Moisture Register Products. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware (FSG 59) |
| Manufacturers | Raytheon Company (CAGE 54X10); Aqua Measure Instrument Co Inc Dba Moisture Register Products (CAGE 0CT97); Raytheon Company Dba Raytheon Co (CAGE 3B150) |
| Parameter | Value |
|---|---|
| NSN | 5998-01-040-5438 |
| Primary Part Number | MTG2 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Aqua Measure Instrument Co Inc Dba Moisture Register Products |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| Acquisition advice code | JF |
| Weight | 0.0300 lbs |
| Cube | 0.0318 cu ft |
| Part Number | Manufacturer |
|---|---|
| 278920-001 | Raytheon Company (USA) |
| MTG2 PRIMARY | Aqua Measure Instrument Co Inc Dba Moisture Register Products (USA) |
| 278920-001 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| MTG2 | 3/9 Design control — primary reference Penta Engineering Data Tech Div |
| 888014 | 7/2 Vendor item drawing reference Cae Usa Inc. |
| 278920-001 | 5/9 Secondary reference Raytheon Company Div Corp |
| 888014 | 5/9 Secondary reference Raytheon Technical Services Company |
NSN 5998-01-040-5438 is a Circuit Card Assembly, manufactured by Aqua Measure Instrument Co Inc Dba Moisture Register Products, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-040-5438 has 3 manufacturer part numbers on file: 278920-001 (Raytheon Company), MTG2 (Aqua Measure Instrument Co Inc Dba Moisture Register Products), 278920-001 (Raytheon Company Dba Raytheon Co).
1 possible match (shared part number, not a government interchangeability claim): 7030-01-572-6244. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5998-01-040-5438 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.