The Switch Assembly, cataloged under National Stock Number 5930-01-121-1987, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Itt Schadow Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-121-1987 |
| Primary Part Number | 055106 |
| Item Name | Switch Assembly |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Itt Schadow Inc |
| Status | ACTIVE |
| Inclosure Type | UNINCLOSED |
| Controlling Agency | SCHADOW AMERICA INC |
| Precious Material | SILVER |
| Mounting Method | BRACKET(S) AND HOLE |
| Identifying Number | F15-2U TYPE NO. |
| Switch Type | PUSH |
| Individual Switch Quantity | 6 |
| Mounting Configuration | TWO 0.094 IN. DIA MTG HOLES SPACED 3.740 IN. C TO C IN |
| Precious Material and Location | CONTACT SURFACES SILVER |
| 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 |
|---|---|
| 055106 | Itt Schadow Inc (USA) |
| Reference | Meaning |
|---|---|
| 055106 | 3/9 Design control — primary reference Systron-Donner Corp Microwave/instrument Div |
NSN 5930-01-121-1987 is a Switch Assembly, manufactured by Itt Schadow Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-121-1987 has 1 manufacturer part number on file: 055106 (Itt Schadow Inc).
Key specifications for 055106: Overall Height: 1.691 INCHES NOMINAL IN; Inclosure Type: UNINCLOSED; Controlling Agency: SCHADOW AMERICA INC; Precious Material: SILVER. 9 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.