The Hygrothermograph, cataloged under National Stock Number 6685-01-552-7983, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Madgetech Inc Dba Madgetech Inc. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-552-7983 |
| Primary Part Number | RHTEMP1000 |
| Item Name | Hygrothermograph |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Madgetech Inc Dba Madgetech Inc |
| Status | ACTIVE |
| Case Type | WATERPROOF |
| Unit Type | PROTECTIVE TUBE |
| 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 |
|---|---|
| RHTEMP1000 PRIMARY | Madgetech Inc Dba Madgetech Inc (USA) |
NSN 6685-01-552-7983 is a Hygrothermograph, manufactured by Madgetech Inc Dba Madgetech Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-552-7983 has 1 manufacturer part number on file: RHTEMP1000 (Madgetech Inc Dba Madgetech Inc).
Key specifications for RHTEMP1000: Case Type: WATERPROOF; Unit Type: PROTECTIVE TUBE; Special Features: BATTERY POWERED STAND ALONE DEVICE;ABLE TO MEASURE AND RECORD UP TO 21,845 HUMIDITY AND TEMPERATURE MEASUREMENTS;REAL TIME CLOCK ENSURES THAT ALL DATA IS TIME AND DATE STAMPED;THE STORAGE MEDIUM IS NON-VOLATILE SOLID STATE MEMORY, PROVIDING MAXIMUM DATA SECURITY EVEN IF THE BATTERY BECOMES DISCHARGED;CAN BE STARTED AND STOPPED DIRECTLY FROM COMPUTER;DATA RETRIEVAL IS QUICKAND EASY. JUST PLUG THE DEVICE INTO AN EMPTY COM OR USB PORT AND THE USER-FRIENDLY SOFTWARE DOES THE REST; Part Name Assigned by Controlling Agency: RUGGED HUMIDITY AND TEMPERATURE RECORDED. 2 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.