The Switch,supervisory, cataloged under National Stock Number 5930-01-657-9209, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell Security Americas Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-657-9209 |
| Primary Part Number | OSYSU-2 |
| Item Name | Switch,supervisory |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Honeywell Security Americas Llc |
| 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 |
|---|---|
| OSYSU-2 PRIMARY | Honeywell Security Americas Llc (USA) |
NSN 5930-01-657-9209 is a Switch,supervisory, manufactured by Honeywell Security Americas Llc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-657-9209 has 1 manufacturer part number on file: OSYSU-2 (Honeywell Security Americas Llc).
Key specifications for OSYSU-2: Special Features: USED TO MONITOR THE OPEN POSITION OF AN OUTSIDE SCREW AND YOKE TYPE GATE VALVE; SWITCH CONTAINS TWO SETS OF SPDT (FORM C) CONTACTS; MOUNTS CONVENIENTLY TO MOST OS AND Y VALVES RANGING FROM 2 TO 12 INCHES; ENCLOSURE:COVER IS DIE CAST WITH RED POWDER FINISH, BASE IS DIE CAST WITH BLACK POWDER FINISH; CONTACT RATING: 10 AMPS AT 125/250 VAC, 2 AMPS AT 30 VDC RESISTIVE; TEMP RANGE: -40 TO 140 DEGREE F (-40 TO 60 DEGREE C) VDC. 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.