The Circuit Card Assembly, cataloged under National Stock Number 5998-01-176-1605, 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 Mine Safety Appliances Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled. Unit of issue: EA.
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware (FSG 59) |
| Manufacturers | Mine Safety Appliances Company (CAGE 55799) |
| Parameter | Value |
|---|---|
| NSN | 5998-01-176-1605 |
| Primary Part Number | 449906 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Mine Safety Appliances Company |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| 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 | JN |
| Weight | 0.2200 lbs |
| Cube | 0.0440 cu ft |
| Part Number | Manufacturer |
|---|---|
| 449906 PRIMARY | Mine Safety Appliances Company (USA) |
| Reference | Meaning |
|---|---|
| 461254 | C/1 Advisory reference — outside the item-of-supply concept Mine Safety Appliances Company |
| 61205 | C/1 Advisory reference — outside the item-of-supply concept Mine Safety Appliances Company |
NSN 5998-01-176-1605 is a Circuit Card Assembly, manufactured by Mine Safety Appliances Company, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: cancelled.
NSN 5998-01-176-1605 has 1 manufacturer part number on file: 449906 (Mine Safety Appliances Company).
2 possible matches (shared part number, not a government interchangeability claim): 2010-01-273-5506, 6150-01-619-5288. 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 5998-01-176-1605 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
NSN 5998-01-176-1605 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.