The Circuit Card Assembly, cataloged under National Stock Number 5998-01-618-8376, 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 Roxtec Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5998-01-618-8376 |
| Primary Part Number | CM 20W40 ES |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Roxtec 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 | J |
| Weight | 0.1170 lbs |
| Cube | 0.0015 cu ft |
| Part Number | Manufacturer |
|---|---|
| CM 20W40 ES PRIMARY | Roxtec Inc (USA) |
| Reference | Meaning |
|---|---|
| 7666983 ITEM NO. 128 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5998-01-618-8376 is a Circuit Card Assembly, manufactured by Roxtec Inc, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-618-8376 has 1 manufacturer part number on file: CM 20W40 ES (Roxtec Inc).
1 possible match (shared part number, not a government interchangeability claim): 5999-01-618-8377. Verify interchangeability with system specifications before substitution.
Key specifications for CM 20W40 ES: Part Name Assigned by Controlling Agency: MODULE ASSEMBLY, SHIELD; End Item Identification: ICAN. 0 specifications are 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 5998-01-618-8376 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.