The Circuit Card Assembly, cataloged under National Stock Number 5998-00-445-7899, 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 Hickok Waekon Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5998-00-445-7899 |
| Primary Part Number | 2421-18 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Hickok Waekon Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2421-18 PRIMARY | Hickok Waekon Llc (USA) |
NSN 5998-00-445-7899 is a Circuit Card Assembly, manufactured by Hickok Waekon Llc, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-00-445-7899 has 1 manufacturer part number on file: 2421-18 (Hickok Waekon Llc).
1 possible match (shared part number, not a government interchangeability claim): 5805-01-334-5254. Verify interchangeability with system specifications before substitution.
Key specifications for 2421-18: Overall Height: 0.688 INCHES NOMINAL IN; Overall Length: 4.250 INCHES NOMINAL IN; Overall Width: 4.096 INCHES NOMINAL IN; Special Features: PRINTED WIRING BOARD 1; CAPACITOR 10; RESISTOR 27; DIODE 16; TRANSISTOR 7. 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 5998-00-445-7899 has DEMIL Code Q. 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.