The Gage,differential,dial Indicatin, cataloged under National Stock Number 6685-01-121-8017, 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 Dba Ametek Iscd Div Iscd. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-121-8017 |
| Primary Part Number | 140490-P818U |
| Item Name | Gage,differential,dial Indicatin |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ametek Inc Dba Ametek Iscd Div Iscd |
| Status | ACTIVE |
| Overall Diameter | 2.310 INCHES NOMINAL IN |
| Scale Inscription/background Color | WHITE MARKINGS ON BLACK BACKGROUND |
| Scale Range | +0.0 TO 150.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 2 IN. DIA IN |
| Connection Location | BACK |
| Pointer Color | GREEN AND ORANGE |
| Material | STEEL CASE |
| Connection Quantity | 2 |
| Connection Size | 0.125 IN. NPT DIA 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 |
|---|---|
| 61423DX | Oshkosh Defense Llc (USA) |
| 93-61423DX | Wheeler Fleet Solutions, Co. (USA) |
| 140490-P818U PRIMARY | Ametek Inc Dba Ametek Iscd Div Iscd (USA) |
| Reference | Meaning |
|---|---|
| 61423DX | 5/9 Secondary reference Oshkosh Corp |
NSN 6685-01-121-8017 is a Gage,differential,dial Indicatin, manufactured by Ametek Inc Dba Ametek Iscd Div Iscd, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-121-8017 has 3 manufacturer part numbers on file: 61423DX (Oshkosh Defense Llc), 93-61423DX (Wheeler Fleet Solutions, Co.), 140490-P818U (Ametek Inc Dba Ametek Iscd Div Iscd).
Key specifications for 140490-P818U: Overall Diameter: 2.310 INCHES NOMINAL IN; Scale Inscription/background Color: WHITE MARKINGS ON BLACK BACKGROUND; Scale Range: +0.0 TO 150.0 POUNDS PRESSURE PER SQUARE INCH LBS; Connector Type Vent: NOT PROVIDED. 10 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.