The Relay-Switch, cataloged under National Stock Number 5999-00-679-0232, 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 Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Illinois Tool Works. 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-679-0232 |
| Primary Part Number | 76-2066 |
| Item Name | Relay-Switch |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Illinois Tool Works |
| Status | ACTIVE |
| Contact Current Type | AC AND DC |
| Contact Form Arrangement | AK3 |
| Current Rating at Maximum Rated Voltage | 5.0 AMPERES NOMINAL |
| Voltage Rating at Maximum Rated Current | 250.0 VOLTS |
| Operating Voltage in Volts | 18.0 MINIMUM AND 30.0 MAXIMUM |
| Switch Type | RELAY |
| Relay Type | SOLENOID |
| Maximum Voltage Rating in Volts | 250.0 |
| Coil Current Type | DC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | Y |
| Part Number | Manufacturer |
|---|---|
| 76-2066 PRIMARY | Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Illinois Tool Works (USA) |
NSN 5999-00-679-0232 is a Relay-Switch, manufactured by Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Illinois Tool Works, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-679-0232 has 1 manufacturer part number on file: 76-2066 (Illinois Tool Works Inc Dba Illinois Tool Works Inc Div Illinois Tool Works).
2 possible matches (shared part number, not a government interchangeability claim): 5306-00-693-6666, 5961-01-266-7570. Verify interchangeability with system specifications before substitution.
Key specifications for 76-2066: Contact Current Type: AC AND DC; Overall Height: 0.781 INCHES NOMINAL IN; Contact Form Arrangement: AK3; Current Rating at Maximum Rated Voltage: 5.0 AMPERES NOMINAL. 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.