The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-169-8760, 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 Ametek, Inc. Div Aerospace & Defense. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-169-8760 |
| Primary Part Number | 171400A |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ametek, Inc. Div Aerospace & Defense |
| Status | ACTIVE |
| Scale Name | ANY ACCEPTABLE |
| Overall Diameter | 2.710 INCHES NOMINAL IN |
| Actuation Type | PRESSURE SENSING ELEMENT |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 3000.0 ATMOSPHERE |
| Pointer Type | INDICATING |
| Adjustability | NONADJUSTABLE |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Connection Location | BOTTOM |
| Connection Quantity | 1 |
| Connection Size | 0.563 IN.SQ. 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 |
|---|---|
| 171400A PRIMARY | Ametek, Inc. Div Aerospace & Defense (USA) |
| 11669730 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| AU-2951 | 5/1 Secondary reference Ametek, Inc. Div Aerospace & Defense |
NSN 6685-01-169-8760 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-169-8760 has 2 manufacturer part numbers on file: 171400A (Ametek, Inc. Div Aerospace & Defense), 11669730 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 171400A: Scale Name: ANY ACCEPTABLE; Overall Diameter: 2.710 INCHES NOMINAL IN; Actuation Type: PRESSURE SENSING ELEMENT; Connection Type: EXTERNAL. 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.