# NSN 6635-00-018-5844: Transducer, Ultrasonic

NSN 6635-00-018-5844 (also written 6635000185844; NIIN 00-018-5844) is a transducer, ultrasonic in Federal Supply Class 6635, Physical Properties Testing and Inspection Equipment. 14 manufacturer part numbers from 12 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 6635-00-018-5844 (6635000185844)
- NIIN: 00-018-5844 (000185844)
- Item name: TRANSDUCER,ULTRASONIC
- Federal Supply Class: [FSC 6635 Physical Properties Testing and Inspection Equipment](https://nsnexplorer.com/fsc/6635/)
- 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 2026-10-16)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | 5.0 MHZ FREQ; 0.410 IN. THK; 0.450 IN. DIA; 0.250 IN. DIA ELEMENT SIZE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 181151 | 52039 | AGFA NDT INC. DIV KRAUTKRAMER ULTRASONICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 464-5CR1-4 | 29192 | OLYMPUS SCIENTIFIC SOLUTIONS TECHNOLOGIES INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 50439 | 04322 | SOLARTRON ELECTRONICS INC SUB OF SCHLUMBERGER LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 57A2214 | 00523 | UNIVERSAL SAFETY AND FIRE EQUIPMENT CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 57A2214 | 1KY21 | OLYMPUS AMERICA INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 57A2214 | 29192 | OLYMPUS SCIENTIFIC SOLUTIONS TECHNOLOGIES INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 57A2214 | 59334 | STAVELEY SENSORS INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CF-0502-HR | 43735 | TECHNISONIC RESEARCH, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SUC166 | 1KY21 | OLYMPUS AMERICA INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SUC166 | 61100 | NDT ENGINEERING CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SUC166 | 62585 | SEARCH UNIT SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SUC166 | 9DV74 | EVIDENT SCIENTIFIC, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| WC25-5 | 8R947 | THE ULTRAN GROUP, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| Z701F50MHZ | 10042 | DOERS ASSOCIATES LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A5-27-T-1176 | 17 | 2026-10-23 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6635000185844&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6635000185844&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6635000185844
- 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/6635-00-018-5844/
JSON: https://nsnexplorer.com/api/nsn/6635-00-018-5844.json