The Power Switching Ass, cataloged under National Stock Number 5999-01-481-4607, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-481-4607 |
| Primary Part Number | A55A20109-1 |
| Item Name | Power Switching Ass |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Weight | 3.0000 lbs |
| Cube | 0.0556 cu ft |
| Part Number | Manufacturer |
|---|---|
| A55A20109-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A55A20109-1 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
| A55A20109 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
NSN 5999-01-481-4607 is a Power Switching Ass, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-481-4607 has 1 manufacturer part number on file: A55A20109-1 (Northrop Grumman Systems Corporation).
Key specifications for A55A20109-1: Part Name Assigned by Controlling Agency: LANTIRN POD POWER SWITCH ASSEMBLY; End Item Identification: FIGHTER AIRCRAFT (F14). 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5999-01-481-4607 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.