The Circuit Card Assembly, cataloged under National Stock Number 5998-01-643-4249, 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 Cisco Systems Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 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.
| Parameter | Value |
|---|---|
| NSN | 5998-01-643-4249 |
| Primary Part Number | SM-X-ES3-24-P |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Cisco Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | X |
| Weight | 3.3000 lbs |
| Cube | 0.6481 cu ft |
| Part Number | Manufacturer |
|---|---|
| RIF219AA | Airbus Defence and Space SAS (FRA) |
| SM-X-ES3-24-P PRIMARY | Cisco Systems Inc (USA) |
NSN 5998-01-643-4249 is a Circuit Card Assembly, manufactured by Cisco Systems Inc, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-643-4249 has 2 manufacturer part numbers on file: RIF219AA (Airbus Defence and Space SAS), SM-X-ES3-24-P (Cisco Systems Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-684-7849, 5998-01-689-9324. Verify interchangeability with system specifications before substitution.
Key specifications for SM-X-ES3-24-P: Special Features: 24GB ETHERNET PORTS; LAN BASE LAYER 2 SWITCHING; IP BASE LAYER 2/3 SWITCHING GB; Part Name Assigned by Controlling Agency: SM-X LAYER 2/3 ETHERSWITCH SEVICE MODULE; End Item Identification: CISCO 4451-X, 2900, AND 3900 SERIES INTERGRATED SERVICE ROUTERS. 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.
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.