# NSN 1240-01-079-9839: Cell, Optical Element

NSN 1240-01-079-9839 (also written 1240010799839; NIIN 01-079-9839) is a cell, optical element in Federal Supply Class 1240, Optical Sighting and Ranging Equipment. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 1240-01-079-9839 (1240010799839)
- NIIN: 01-079-9839 (010799839)
- Item name: CELL,OPTICAL ELEMENT
- Federal Supply Class: [FSC 1240 Optical Sighting and Ranging Equipment](https://nsnexplorer.com/fsc/1240/)
- Federal Supply Group: [FSG 12](https://nsnexplorer.com/group/12/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 2B AND 2A |
| AAJE | THREAD PITCH DIAMETERS | INCHES 4.7917 TO 4.7983 AND INCHES 4.8895 TO 4.8942 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABET | THREAD LENGTH | INCHES 4.812 AND INCHES 4.916 |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 4.874 AND INCHES MAXIMUM 4.875 |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 2.620 AND INCHES MAXIMUM 2.640 |
| ABUJ | THREAD SIZE | 4.812-32 AND 4.916-32 |
| ADAV | OVERALL DIAMETER | INCHES MINIMUM 5.088 AND INCHES MAXIMUM 5.090 |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNS |
| APJC | THREAD LOCATION | EXTERNAL |
| BPDC | CHAMFER LOCATION | THREADED END |
| BPDD | CHAMFER SIZE | 0.030 IN. BY 45 DEG |
| MATT | MATERIAL | ALUMINUM ALLOY |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL SPEC SINGLE TREATMENT RESPONSE -IL-STD-171, 7.2.2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12266782 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1240010799839&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1240010799839
- 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/1240-01-079-9839/
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