The Backplane Assembly, cataloged under National Stock Number 5998-01-366-1794, 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 U S Dept of Transportation Federal Aviation Administration. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5998-01-366-1794 |
| Primary Part Number | 26959866 |
| Item Name | Backplane Assembly |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | U S Dept of Transportation Federal Aviation Administration |
| 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 | C |
| Part Number | Manufacturer |
|---|---|
| 26959841 | High Tech Consultants, Inc Dba High Tech Consultants Inc (USA) |
| 26959866 PRIMARY | U S Dept of Transportation Federal Aviation Administration (USA) |
| Reference | Meaning |
|---|---|
| 26959866 | 5/9 Secondary reference Lockheed Martin Corp Lockheed Martin Mission Systems |
NSN 5998-01-366-1794 is a Backplane Assembly, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-366-1794 has 2 manufacturer part numbers on file: 26959841 (High Tech Consultants, Inc Dba High Tech Consultants Inc), 26959866 (U S Dept of Transportation Federal Aviation Administration).
Key specifications for 26959866: Special Features: FUNCTION, TI-6365.3, SSM-MODES-009, 4B1-XA13/P3, PG 8-14; Part Name Assigned by Controlling Agency: BACKPLANE ASSEMB?Y; End Item Identification: MODE-S,BEACON INTERROGATOR,FA-88-C0004. 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 5998-01-366-1794 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.