# NSN 6685-01-137-7985: Gage, Pressure, Dial Indicating

NSN 6685-01-137-7985 (also written 6685011377985; NIIN 01-137-7985) is a gage, pressure, dial indicating in Federal Supply Class 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 6685-01-137-7985 (6685011377985)
- NIIN: 01-137-7985 (011377985)
- Item name: GAGE,PRESSURE,DIAL INDICATING
- Federal Supply Class: [FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments](https://nsnexplorer.com/fsc/6685/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABFY | OVERALL DEPTH | INCHES NOMINAL 2.719 |
| ABKG | BOLT CIRCLE DIAMETER | INCHES NOMINAL 4.250 |
| ABTB | MOUNTING HOLE DIAMETER | INCHES NOMINAL 0.219 |
| ABTJ | MOUNTING HOLE QUANTITY | 3 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 3.969 |
| ANBJ | GRADUATION UNIT | POUNDS PER SQUARE INCH 10.0 |
| APCM | ACTUATION TYPE | BOURDON TUBE |
| APCS | ADJUSTABILITY | ADJUSTABLE |
| APSK | SCALE RANGE | POUNDS PRESSURE PER SQUARE INCH 0.0 TO 60.0 |
| AQFZ | SCALE NAME | PRESSURE |
| ARCH | DIAL SIZE | 3-1/2 IN. DIA |
| ASMM | CONNECTION QUANTITY | 1 |
| ASSS | POINTER COLOR | BLACK AND RED |
| ASST | POINTER TYPE | INDICATING AND REFERENCE |
| ATEQ | SCALE TYPE | SINGLE |
| AWAG | SCALE SMALLEST INCREMENT | POUNDS PER SQUARE INCH (PSI) 1.0 |
| AWLS | CONNECTION TYPE | EXTERNAL |
| AXGY | MOUNTING METHOD | FLUSH |
| BGKS | SCALE ACCURACY | PORM 1 PCT OF ENTIRE RANGE |
| BGKZ | SCALE INSCRIPTION/BACKGROUND COLOR | BLACK MARKINGS ON WHITE BACKGROUND |
| BGRY | CONNECTION LOCATION | BACK |
| BHMG | CONNECTION SIZE | 0.250 IN. NPT TUBE |
| MATT | MATERIAL | CASE ALUMINUM |
| MATT | MATERIAL | ACTUATING ELEMENT NICKEL ALLOY |
| MATT | MATERIAL | PROTECTIVE CRYSTAL PLASTIC |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| EA23-3-PE-PRWB0 | 049X3 | ASHCROFT INC DBA HEISE, WEKSLER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SA23-3-PE-PRWB0 | 64467 | WEKSLER GLASS THERMOMETER CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6685011377985&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6685011377985
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/6685-01-137-7985/
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