The Circuit Card Assembly, cataloged under National Stock Number 5998-01-691-9771, 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 Vaisala Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | Vaisala Inc. (CAGE 63653) |
| Parameter | Value |
|---|---|
| NSN | 5998-01-691-9771 |
| Primary Part Number | DSU232 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Vaisala Inc. |
| 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 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JZ |
| Part Number | Manufacturer |
|---|---|
| DSU232 PRIMARY | Vaisala Inc. (USA) |
| Reference | Meaning |
|---|---|
| 0222900/SHEET 2 FIND ITEM 41 | C/1 Advisory reference — outside the item-of-supply concept Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific |
| 0222900 | D/9 Drawing number reference only Niwc Pacific San Diego Navy Erp Dba Naval Information Warfare Center Pacific Div Naval Information Warfare Center Pacific |
NSN 5998-01-691-9771 is a Circuit Card Assembly, manufactured by Vaisala Inc., classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-691-9771 has 1 manufacturer part number on file: DSU232 (Vaisala Inc.).
4 possible matches (shared part number, not a government interchangeability claim): 5998-01-691-9773, 7045-01-691-9774, 5975-01-695-4559. 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 5998-01-691-9771 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.