# NSN 6685-01-143-7004: Gage, Compound Pressure-Vacuum, Di

NSN 6685-01-143-7004 (also written 6685011437004; NIIN 01-143-7004) is a gage, compound pressure-vacuum, di in Federal Supply Class 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 6685-01-143-7004 (6685011437004)
- NIIN: 01-143-7004 (011437004)
- Item name: GAGE,COMPOUND PRESSURE-VACUUM,DI
- 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 L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABFY | OVERALL DEPTH | INCHES NOMINAL 2.406 |
| ABKG | BOLT CIRCLE DIAMETER | INCHES NOMINAL 5.376 |
| ABTB | MOUNTING HOLE DIAMETER | INCHES NOMINAL 0.219 |
| ABTJ | MOUNTING HOLE QUANTITY | 3 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 4.969 |
| ANBJ | GRADUATION UNIT | INCHES 30.0 AND POUNDS PER SQUARE INCH 10.0 |
| APCM | ACTUATION TYPE | BOURDON TUBE |
| APCS | ADJUSTABILITY | ADJUSTABLE |
| APSK | SCALE RANGE | INCHES 0.0 TO 30.0 AND POUNDS PRESSURE PER SQUARE INCH 0.0 TO 100.0 |
| AQFZ | SCALE NAME | PRESSURE |
| ARCH | DIAL SIZE | 4-1/2 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 | INCHES 2.0 AND POUNDS PER SQUARE INCH (PSI) 1.0 |
| AWLS | CONNECTION TYPE | EXTERNAL |
| AXGY | MOUNTING METHOD | SURFACE |
| BGKS | SCALE ACCURACY | PORM 1 PCT FULL SCALE |
| BGKZ | SCALE INSCRIPTION/BACKGROUND COLOR | BLACK MARKINGS ON WHITE BACKGROUND |
| BGRY | CONNECTION LOCATION | BOTTOM |
| BHMG | CONNECTION SIZE | 0.250 IN. NPT DIA |
| FEAT | SPECIAL FEATURES | W/DIAPHRAGM SEAL; 316 STAINLESS STEEL DIAPHRAM AND EXPOSED SURFACE; 1/2 IN. NPT PROCESS CONNECTION; 0 IN. TUBING |
| MATT | MATERIAL | PROTECTIVE CRYSTAL PLASTIC |
| MATT | MATERIAL | ACTUATING ELEMENT NICKEL ALLOY |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY PAC FEAT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| EA24-3CD4-LWBX-D197 | 049X3 | ASHCROFT INC DBA HEISE, WEKSLER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| EA243CD4LWBXD197 | 64467 | WEKSLER GLASS THERMOMETER CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SA24-3CD4-LWBX D19-7 | 64467 | WEKSLER GLASS THERMOMETER CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-29 | [SPE4A526P7282](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6685011437004) | GAGE, COMPOUND PRESSURE-VACUUM, DIAL INDIC | MMC METROLOGY LAB, INC. DBA MMC METROLOGY LAB INC | $8,200.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6685011437004&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6685011437004
- 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/6685-01-143-7004/
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