The Switch,rotary, cataloged under National Stock Number 5930-00-577-0572, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Drs Signal Solutions, Inc.. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5930-00-577-0572 |
| Primary Part Number | 1128-55 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Drs Signal Solutions, Inc. |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE ACTUATOR |
| Nonturn Device Radius | 0.375 INCHES NOMINAL AT 6:00 OCLOCK IN |
| Terminal Type | TAB, SOLDER LUG |
| Mounting Method | THREADED BUSHING SINGLE MOUNTING FACILITY |
| Thread Length | 0.400 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Pole Quantity | 8 EACH SECTION FRONT |
| Style Designator | CIRCULAR WAFER, BUSHING MOUNT |
| Individual Section Quantity | 2 |
| Nonturn Device Type | TAB AT 6:00 OCLOCK |
| Shaft Length | 0.780 INCHES NOMINAL SINGLE ACTUATOR IN |
| Contact Switching Action | BREAKS BEFORE MAKES EACH SECTION REAR |
| Switch Actuator Positioning Increment | 30.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 12 SINGLE ACTUATOR |
| Throw Quantity | 12 EACH SECTION REAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5930-00-577-0572 is a Switch,rotary, manufactured by Drs Signal Solutions, Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-00-577-0572 has 2 manufacturer part numbers on file: 1128-55 (Drs Signal Solutions, Inc.), 1128-55 (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).
Key specifications for 1128-55: Shaft Type: ROUND SINGLE ACTUATOR; Nonturn Device Radius: 0.375 INCHES NOMINAL AT 6:00 OCLOCK IN; Terminal Type: TAB, SOLDER LUG; Mounting Method: THREADED BUSHING SINGLE MOUNTING FACILITY. 14 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.