# NSN 6685-01-737-3521: Gage, Pressure, Dial Indicating

NSN 6685-01-737-3521 (also written 6685017373521; NIIN 01-737-3521) is a gage, pressure, dial indicating in Federal Supply Class 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 6685-01-737-3521 (6685017373521)
- NIIN: 01-737-3521 (017373521)
- 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 |
| --- | --- | --- |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 6.0 |
| AMKD | INDICATOR TYPE | DIAL W/POINTER |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | INDICATOR, DIFF PRESSURE |
| HUES | COLOR | CASE GRAY/GREY |
| APSK | SCALE RANGE | POUNDS PER SQUARE INCH 0.0 TO 25.0 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | CASE MIL SPEC 10TH TREATMENT RESPONSE IL-RF-24365 |
| TMDN | TYPE/MODEL DESIGNATION | 316C |
| ASSS | POINTER COLOR | RED |
| ATEQ | SCALE TYPE | DIAL |
| BFQN | DISPLAY TYPE | DIAL |
| ABTJ | MOUNTING HOLE QUANTITY | 3 |
| ABFY | OVERALL DEPTH | INCHES NOMINAL 5.171875 |
| BGLC | SCALE NAME FOR WHICH POINTER IS DESIGNED | DIFFERENTIAL PRESSURE |
| BGRY | CONNECTION LOCATION | BACK |
| BHMD | BEZEL TYPE | BEZEL RING |
| AQFZ | SCALE NAME | DIFFERENTIAL PRESSURE |
| ANSX | MEASUREMENT UNIT | POUNDS PER SQUARE INCH (PSI) |
| APCM | ACTUATION TYPE | BELLOWS |
| BGKZ | SCALE INSCRIPTION/BACKGROUND COLOR | WHITE BACKGROUND W/ BLACK MARKINGS |
| MATT | MATERIAL | CASE ALUMINUM ALLOY |
| MATT | MATERIAL | LOCATION NOT OTHERWISE SPECIFIED PLASTIC POLYCARBONATE |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| SFTT | SURFACE TREATMENT | CASE PAINT |
| ASMM | CONNECTION QUANTITY | 1 |
| ARCH | DIAL SIZE | 4.5 INCHES |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 19RCXXX0X25E1BXAXX01 | 05991 | CAMERON ENERGY SERVICES CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9A-D4-224E005 | 05991 | CAMERON ENERGY SERVICES CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-18 | [SPE4A526P8310](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6685017373521) | GAGE, PRESSURE, DIAL | PIONEER INDUSTRIES, LLC | $8,075.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6685017373521&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6685017373521
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/6685-01-737-3521/
JSON: https://nsnexplorer.com/api/nsn/6685-01-737-3521.json