# NSN 6665-01-691-0256: Detector, Gas

NSN 6665-01-691-0256 (also written 6665016910256; NIIN 01-691-0256) is a detector, gas in Federal Supply Class 6665, Hazard-Detecting Instruments and Apparatus. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 6665-01-691-0256 (6665016910256)
- NIIN: 01-691-0256 (016910256)
- Item name: DETECTOR,GAS
- Federal Supply Class: [FSC 6665 Hazard-Detecting Instruments and Apparatus](https://nsnexplorer.com/fsc/6665/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | MILLIMETERS NOMINAL 20.2 |
| ABKW | OVERALL HEIGHT | MILLIMETERS NOMINAL 10.0 |
| ABMK | OVERALL WIDTH | MILLIMETERS NOMINAL 20.1 |
| AMRX | DETECTING ELEMENT TYPE | ELECTROCHEMICAL |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | 10X SENSOR, OXYGEN (O2) GAS SENSOR |
| FEAT | SPECIAL FEATURES | MEASUREMENT RANGE: 0.0 TO 25.0 PERCENT VOL. O2; MAX OVERLOAD: 30.0 PERCENT VOL. O2; RECOMMENDED LOAD RESISTOR: 5-10 OHM; SEALING GASKET MATERIAL: TPU; OPERATING TEMPERATURE: -40 DEGREES C TO 60 DEGREES C; STORAGE TEMPERATURE: 0 DEGREES C TO 20 DEGREES C IN SEALED CONTAINER; STORAGE LIFE: 6 MONTHS IN ORIGINAL PACKAGING; OPERATING LIFE: 5 YEARS IN AIR. |
| MATT | MATERIAL | CASE PLASTIC |
| PMLC | PRECIOUS MATERIAL AND LOCATION | GOLD GOLD LATED NIOBIU- |
| PRMT | PRECIOUS MATERIAL | GOLD |
| SPCL | SPECIAL TEST FEATURES | SAFETY NOTE-THIS SENSOR IS DESIGNED TO BE USED IN SAFETY-CRITICAL APPLICATIONS. TO ENSURE THAT THE SENSOR AND/OR INSTRUMENT IN WHICH IT IS USED, ARE OPERATING PROPERLY, IT IS A REQUIREMENT THAT THE FUNCTION OF THE DEVICE IS CONFIRMED BY EXPOSURE TO TARGET GAS (BUMP CHECK) BEFORE EACH USE OF THE SENSOR AND/OR INSTRUMENT. FAILURE TO CARRY OUT SUCH TESTS MAY JEOPARDIZE THE SAFETY OF PEOPLE AND PROPERTY. |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3009714 | FB633 | UGAP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SR-X1-1S | 57914 | HONEYWELL ANALYTICS INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SR-X1-1S | FB5X5 | BE-ATEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first; the 25 most recent of 59 awards.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-16 | [SPE7M125D5000/SPE7M127F0307](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-10-16 | [SPE7M125D5000/SPE7M126F1921](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-10-15 | [SPE7M125D5000/SPE7M127F0297](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-10-08 | [SPE7M125D5000/SPE7M127F0040](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-25 | [SPE7M125D5000/SPE7M126F2503](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-23 | [SPE7M125D5000/SPE7M126F6038](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-21 | [SPE7M125D5000/SPE7M126F5997](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F1758](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F1759](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F1770](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F1782](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F1783](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $439.32 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F1998](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2012](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2014](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2017](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2024](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2062](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2074](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2083](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2087](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2205](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $658.98 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2225](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2349](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |
| 2026-09-17 | [SPE7M125D5000/SPE7M126F2352](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256) | DETECTOR, GAS | SAFEWARE INC DBA SAFEWARE EMERGENCY MANAGEMENT | $219.66 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6665016910256&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665016910256
- 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.

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