The Switch,thermostatic, cataloged under National Stock Number 5930-01-045-7999, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-01-045-7999 |
| Primary Part Number | A99C44 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Terminal Type | SCREW |
| Contact Load Current Rating | 8.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| Contact Load Current Rating | 0.25 AMPERES INDUCTIVE LOAD THIRD VOLTAGE |
| Contact Load Current Rating | 5.1 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| Mounting Method | IMMERSION WELL AND THREADED BUSHING |
| Contact Adjustment Range | +110.00 TO 290.00 ACTUATION POINT DEGREES FAHRENHEIT |
| Temp Sensing Element Type | IMMERSION WELL |
| Features Provided | ELECTRICAL ACCESS PORT |
| Nominal Thread Size | 0.500 INCHES SINGLE THREADED BUSHING IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY |
| Thread Quantity Per Inch | 14 SINGLE THREADED BUSHING |
| Thread Series Designator | NPT SINGLE THREADED BUSHING |
| Contact Adjustability | ACTUATION POINT ADJUSTABLE |
| Contact Voltage Rating in Volts | 12.0 DC AT SEA LEVEL THIRD VOLTAGE |
| Contact Voltage Rating in Volts | 240.0 AC AT SEA LEVEL SECOND VOLTAGE |
| Contact Voltage Rating in Volts | 120.0 AC AT SEA LEVEL FIRST VOLTAGE |
| 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 |
|---|---|
| A99C44 PRIMARY | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| L6006A1160 | 5/1 Secondary reference Honeywell Inc Residential Div |
NSN 5930-01-045-7999 is a Switch,thermostatic, manufactured by Grimes Aerospace Company, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-045-7999 has 1 manufacturer part number on file: A99C44 (Grimes Aerospace Company).
Key specifications for A99C44: Overall Height: 5.625 INCHES NOMINAL IN; Terminal Type: SCREW; Contact Load Current Rating: 8.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE; Contact Load Current Rating: 0.25 AMPERES INDUCTIVE LOAD THIRD VOLTAGE. 16 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.