The Switch,code Indicating Wheel, cataloged under National Stock Number 5930-01-103-4275, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-103-4275 |
| Primary Part Number | 500030-4 |
| Item Name | Switch,code Indicating Wheel |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 500030-4 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 500030-4 | 3/9 Design control — primary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5930-01-103-4275 is a Switch,code Indicating Wheel, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-103-4275 has 1 manufacturer part number on file: 500030-4 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-258-9024. Verify interchangeability with system specifications before substitution.
Key specifications for 500030-4: Special Features: BODY COLOR BLACK,CODE WHEEL COLOR WHITE,LEGEND COLOR BLACK,CODE WHEEL 10 POS MARKED 0 THRU 9,LAMP MS24367-683,CONTACT MAKE/BREAK 115.0 V AC AT 125.0 MA,5.0 V DC AT 5.0 MA,O/A DIMENSIONS 1.842 IN. LG, 0.500 IN. W, 1.366 IN. H V. 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.
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.