# NSN 6680-00-248-9121: Counter, Reciprocating

NSN 6680-00-248-9121 (also written 6680002489121; NIIN 00-248-9121) is a counter, reciprocating in Federal Supply Class 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 6680-00-248-9121 (6680002489121)
- NIIN: 00-248-9121 (002489121)
- Item name: COUNTER,RECIPROCATING
- Federal Supply Class: [FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments](https://nsnexplorer.com/fsc/6680/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CRTL | CRITICALITY CODE JUSTIFICATION | ABWV |
| AFDV | LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS | INCHES MINIMUM 2.850 AND INCHES MAXIMUM 2.870 |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 3.360 AND INCHES MAXIMUM 3.410 |
| ANRC | MINIMUM ANGLE THROW IN DEG PER COUNT | 42.0 |
| ANRE | MAXIMUM COUNT RATE | SINGLE REGISTER SINGLE TIER PER MINUTE 500.0 |
| ABKW | OVERALL HEIGHT | INCHES MINIMUM 2.173 AND INCHES MAXIMUM 2.213 |
| AFDS | LONGEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS | INCHES NOMINAL 1.885 |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | SLOT 4 |
| AGAV | END ITEM IDENTIFICATION | F-16 AIRCRAFT |
| AXEC | REGISTER RESET METHOD | SINGLE REGISTER SINGLE TIER TOTAL COUNTER MANUAL |
| ANQS | FIGURE QUANTITY PER REGISTER | 6 |
| HUES | COLOR | SINGLE REGISTER SINGLE TIER FIGURE WHITE |
| HUES | COLOR | SINGLE REGISTER SINGLE TIER FIGURE BACKGROUND BLACK |
| STYL | STYLE DESIGNATOR | — |
| CSWS | NUMERAL DISPLAY METHOD | DRUM |
| ANRL | MOUNTING ARRANGEMENT STYLE | — |
| ANQD | REGISTER QUANTITY | 1 |
| ABWV | SHAFT DIAMETER | INCHES MINIMUM 0.3115 AND INCHES MAXIMUM 0.3125 |
| ABXF | SHAFT LENGTH | INCHES MINIMUM 1.198 AND INCHES MAXIMUM 1.238 |
| AXED | REGISTER FUNCTION | SINGLE REGISTER SINGLE TIER ADD |
| BCNX | MOUNTING TYPE FOR WHICH DESIGNED | SINGLE REGISTER SINGLE TIER BASE |
| ANQT | FIGURE HEIGHT | SINGLE REGISTER SINGLE TIER INCHES NOMINAL 0.345 |
| AXEG | ACTUATING DEVICE LOCATION | SINGLE REGISTER SINGLE TIER LEFT SIDE |
| CSWT | NUMERAL READOUT | SINGLE REGISTER SINGLE TIER MINIMUM 000000 AND MAXIMUM 999999 |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 6.659 AND INCHES MAXIMUM 6.719 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 139C7821 | 05606 | GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 166726-010 | 79142 | DYNAPAR CORP DIV SPECIALTY PRODUCT TECHNOLOGIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-28 | $594.20 | 9 | S I T CORPORATION | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680002489121) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-28 | [SPE4A526V2169](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680002489121) | COUNTER, RECIPROCATING | S I T CORPORATION | $5,347.80 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6680002489121&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6680002489121
- 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/6680-00-248-9121/
JSON: https://nsnexplorer.com/api/nsn/6680-00-248-9121.json