The Circuit Card Assembly, cataloged under National Stock Number 5998-01-618-0668, 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 Bosch Rexroth Corporation Div Industrial Hydraulics. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-618-0668 |
| Primary Part Number | MDSD1K-2X/2 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Bosch Rexroth Corporation Div Industrial Hydraulics |
| Status | ACTIVE |
| Features Provided | ENCAPSULATED |
| 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 | Z |
| Weight | 0.9000 lbs |
| Cube | 0.0729 cu ft |
| Part Number | Manufacturer |
|---|---|
| MDSD1K-2X/2 PRIMARY | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| Reference | Meaning |
|---|---|
| MDSD1-2X/2 | 3/9 Design control — primary reference Airline Hydraulics Corp Dba Airline Hydraulics Corp |
| MDSD1-2X/2 | 5/9 Secondary reference Rockwell Automation, Inc. Dba Rockwell Automation |
NSN 5998-01-618-0668 is a Circuit Card Assembly, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-618-0668 has 1 manufacturer part number on file: MDSD1K-2X/2 (Bosch Rexroth Corporation Div Industrial Hydraulics).
Key specifications for MDSD1K-2X/2: Overall Height: 1.25 INCHES NOMINAL IN; Overall Length: 4.20 INCHES NOMINAL IN; Overall Width: 3.41 INCHES NOMINAL IN; Features Provided: ENCAPSULATED. 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 5998-01-618-0668 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.