The Regulator,temperature, cataloged under National Stock Number 6685-01-319-4545, 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 Rtx Corporation Div Pratt & Whitney. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Regulator,temperature |
| FSC / FSG | 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments (FSG 66) |
| Manufacturers | Rtx Corporation Div Pratt & Whitney (CAGE 55820) |
| Parameter | Value |
|---|---|
| NSN | 6685-01-319-4545 |
| Primary Part Number | 745394D |
| Item Name | Regulator,temperature |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| 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 |
|---|---|
| 745394D | Rtx Corporation Div Pratt & Whitney (USA) |
| 745393D | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 745393D | 3/2 Design control — primary reference U.S. Government activity |
| 745394D | 5/2 Secondary reference U.S. Government activity |
NSN 6685-01-319-4545 is a Regulator,temperature, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-319-4545 has 2 manufacturer part numbers on file: 745394D (Rtx Corporation Div Pratt & Whitney), 745393D (Rtx Corporation Div Pratt & Whitney).
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.