# NSN 6685-00-397-3629: Gage, Differential, Dial Indicatin

NSN 6685-00-397-3629 (also written 6685003973629; NIIN 00-397-3629) is a gage, differential, dial indicatin in Federal Supply Class 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. 3 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 6685-00-397-3629 (6685003973629)
- NIIN: 00-397-3629 (003973629)
- Item name: GAGE,DIFFERENTIAL,DIAL INDICATIN
- 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 |
| --- | --- | --- |
| ASSS | POINTER COLOR | WHITE |
| ASTW | SCALE MARKING | INCHES OF WATER |
| ATEQ | SCALE TYPE | DIAL |
| AWLS | CONNECTION TYPE | INTERNAL |
| APSK | SCALE RANGE | INCHES OF WATER 0.0 TO 300.0 |
| AQFZ | SCALE NAME | DIFFERENTIAL PRESSURE |
| AXGY | MOUNTING METHOD | BRACKET(S) AND PANEL |
| BGKS | SCALE ACCURACY | PORM 1 PCT OF FULL SCALE |
| ABTB | MOUNTING HOLE DIAMETER | INCHES NOMINAL 0.250 |
| MATT | MATERIAL | CASE ALUMINUM |
| MATT | MATERIAL | PROTECTIVE CRYSTAL GLASS |
| SFTT | SURFACE TREATMENT | CASE PAINT |
| MATT | MATERIAL | ACTUATING ELEMENT COPPER ALLOY |
| BGKZ | SCALE INSCRIPTION/BACKGROUND COLOR | WHITE FIGURES,BLACK BACKGROUND |
| BGRY | CONNECTION LOCATION | BOTTOM AND TOP |
| BHMG | CONNECTION SIZE | 0.438 IN. UNF DIA |
| ABFY | OVERALL DEPTH | INCHES NOMINAL 5.122 |
| APCS | ADJUSTABILITY | ADJUSTABLE |
| ARCH | DIAL SIZE | 4-1/2 IN. DIA |
| ABTJ | MOUNTING HOLE QUANTITY | 3 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 5.594 |
| APCM | ACTUATION TYPE | BELLOWS |
| ASST | POINTER TYPE | INDICATING |
| ASMM | CONNECTION QUANTITY | 4 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 19BCXXX0300A1BXAXX01 | 05991 | CAMERON ENERGY SERVICES CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 19BCXXX0300A1BXAXX03 | 05991 | CAMERON ENERGY SERVICES CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 19BCXXX0300A1BXAXX04 | 05991 | CAMERON ENERGY SERVICES 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=6685003973629&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6685003973629
- 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/6685-00-397-3629/
JSON: https://nsnexplorer.com/api/nsn/6685-00-397-3629.json