The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-686-4676, 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 Hydro-Test Products, Inc. Dba Hydro-Test Products Inc. Government technical data includes 12 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 | 6685-01-686-4676 |
| Primary Part Number | 140-402 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Hydro-Test Products, Inc. Dba Hydro-Test Products Inc |
| Status | ACTIVE |
| Scale Name | POUNDS PER SQUARE INCH |
| Actuation Type | PRESSURE SENSING ELEMENT |
| Mounting Connection Location | BOTTOM |
| Mounting Method | BASE |
| Power Source | EXTERNAL |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 11000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Adjustability | NONADJUSTABLE |
| Scale Type | DIAL |
| Connection Location | BOTH SIDES |
| Pointer Color | BLACK |
| Material | ALUMINUM CASE |
| 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 |
|---|---|
| 140-402 PRIMARY | Hydro-Test Products, Inc. Dba Hydro-Test Products Inc (USA) |
NSN 6685-01-686-4676 is a Gage,pressure,dial Indicating, manufactured by Hydro-Test Products, Inc. Dba Hydro-Test Products Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-686-4676 has 1 manufacturer part number on file: 140-402 (Hydro-Test Products, Inc. Dba Hydro-Test Products Inc).
Key specifications for 140-402: Scale Name: POUNDS PER SQUARE INCH; Actuation Type: PRESSURE SENSING ELEMENT; Mounting Connection Location: BOTTOM; Mounting Method: BASE. 12 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.