The Circuit Card Assembly, cataloged under National Stock Number 5998-01-562-1691, 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 W. B. Walton Enterprises, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-562-1691 |
| Primary Part Number | D1997-3 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | W. B. Walton Enterprises, Inc. |
| Status | ACTIVE |
| Functional Description | CIRCUIT CARD ASSEMBLY; DS-4X MOISTURE GRID (V1-V4) |
| 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 | J |
| Part Number | Manufacturer |
|---|---|
| D1997-3 PRIMARY | W. B. Walton Enterprises, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A3298698-202 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5998-01-562-1691 is a Circuit Card Assembly, manufactured by W. B. Walton Enterprises, Inc., classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-562-1691 has 1 manufacturer part number on file: D1997-3 (W. B. Walton Enterprises, Inc.).
Key specifications for D1997-3: Functional Description: CIRCUIT CARD ASSEMBLY; DS-4X MOISTURE GRID (V1-V4); Part Name Assigned by Controlling Agency: CIRCUIT CARD ASSEMBLY; DS-4X MOISTURE GRID (V1-V4); End Item Identification: AN/GSC-70 (V) 1, ISIL; DE-ICE SYSTEM, V (1). 1 specification is documented in the U.S. Government catalog.
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 5998-01-562-1691 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.