# NSN 5310-00-043-1939: Nut, Plain, Round

NSN 5310-00-043-1939 (also written 5310000431939; NIIN 00-043-1939) is a nut, plain, round in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5310-00-043-1939 (5310000431939)
- NIIN: 00-043-1939 (000431939)
- Item name: NUT,PLAIN,ROUND
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- 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 |
| --- | --- | --- |
| AAJE | THREAD PITCH DIAMETERS | INCHES 5.0519 TO 5.0602 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABQU | DRIVE POINT DEPTH | INCHES MINIMUM 0.240 AND INCHES MAXIMUM 0.260 |
| ACTA | NUT STYLE | — |
| ACTD | NUT DIAMETER | INCHES MINIMUM 6.730 AND INCHES MAXIMUM 6.760 |
| ADBG | NUT THICKNESS | INCHES MINIMUM 0.860 AND INCHES MAXIMUM 0.885 |
| ADBH | DRIVE POINT WIDTH | INCHES MINIMUM 0.610 AND INCHES MAXIMUM 0.635 |
| ADBM | DRIVE POINT QUANTITY | 4 |
| BZRR | THREAD SERIES | UNS |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| CQFM | HARDNESS RATING | ROCKWELL B MINIMUM 66.0 AND ROCKWELL B MAXIMUM 92.0 |
| CQJX | NOMINAL THREAD SIZE | INCHES 5.106 |
| MATT | MATERIAL | OVERALL STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD ALL MATERIAL RESPONSES 66 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM AND ZINC |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC 1ST TREATMENT RESPONSE QQ--416,TY 2,CL 3 AND FED SPEC 2ND TREATMENT RESPONSE QQ-Z-325,TY 2,CL 3 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| MS19068-262 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS19068-262 | T0813 | MAKINE VE KIMYA ENDUSTRISI ANONIM SIRKETI AGIR SILAH FABRIKASI SUBESI | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-17 | $48.80 | 134 | MIDWAY INDUSTRIAL SUPPLY INC. | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000431939) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE4A626V375R](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000431939) | NUT, PLAIN, ROUND | — | $6,539.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310000431939&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310000431939
- 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/5310-00-043-1939/
JSON: https://nsnexplorer.com/api/nsn/5310-00-043-1939.json