The Circuit Card Assembly, cataloged under National Stock Number 5998-00-995-4451, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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 | 5998-00-995-4451 |
| Primary Part Number | 2520703 |
| Item Name | Circuit Card Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| 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 | 0.0300 lbs |
| Cube | 0.0318 cu ft |
NSN 5998-00-995-4451 is a Circuit Card Assembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-00-995-4451 has 2 manufacturer part numbers on file: 140458 (Northrop Grumman Systems Corporation), 2520703 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-072-2426, 2540-01-668-9135. Verify interchangeability with system specifications before substitution.
Key specifications for 2520703: Overall Height: 1.250 INCHES NOMINAL IN; Overall Length: 8.900 INCHES NOMINAL IN; Overall Width: 6.900 INCHES NOMINAL IN; Special Features: CAPACITOR,FIXED 10; DELAY LINE 4; EYELET,METALLIC 78; INSULATOR,SPACER,TRANSISTOR 26; PRINTED WIRING BOARD 1; RESISTOR,FIXED 52; SEMICONDUCTOR DEVICE,DIODE 29; TERMINAL,STUD,NON-INSULATED 19; TRANSISTOR 26. 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 5998-00-995-4451 has DEMIL Code B. 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.