The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-394-6872, 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 Mcmaster-Carr Supply Co. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-394-6872 |
| Primary Part Number | 3850K35 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Scale Accuracy | 1 1/2% ACCURACY FULL SCALE |
| Scale Name | PRESSURE |
| Actuation Type | BOURDON TUBE |
| Mounting Connection Location | BACK, CENTER |
| Mounting Method | RIGID STEM |
| Scale Smallest Increment | 2.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Reference Data and Literature | TM 300TT-2-2 |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Pointer Type | INDICATING |
| Adjustability | NONADJUSTABLE |
| Scale Type | DIAL |
| Connector Type Vent | PROVIDED |
| Dial Size | 1 1/2 INCH DIAL IN |
| Graduation Unit | 20.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BACK, CENTER |
| Pointer Color | BLACK |
| Material | STEEL CORROSION RESISTING CASE |
| Material | COPPER ALLOY 511 ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Connection Size | 1/8 INCH MPT IN |
| 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 |
|---|---|
| 3850K35 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| 3850K35-0/160PSI | Mcmaster-Carr Supply Co (USA) |
NSN 6685-01-394-6872 is a Gage,pressure,dial Indicating, manufactured by Mcmaster-Carr Supply Co, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-394-6872 has 2 manufacturer part numbers on file: 3850K35 (Mcmaster-Carr Supply Co), 3850K35-0/160PSI (Mcmaster-Carr Supply Co).
Key specifications for 3850K35: Scale Accuracy: 1 1/2% ACCURACY FULL SCALE; Scale Name: PRESSURE; Actuation Type: BOURDON TUBE; Mounting Connection Location: BACK, CENTER. 21 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.