# NSN 5305-01-157-1388: Screw, Cap, Hexagon Head

NSN 5305-01-157-1388 (also written 5305011571388; NIIN 01-157-1388) is a screw, cap, hexagon head in Federal Supply Class 5305, Screws. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5305-01-157-1388 (5305011571388)
- NIIN: 01-157-1388 (011571388)
- Item name: SCREW,CAP,HEXAGON HEAD
- Federal Supply Class: [FSC 5305 Screws](https://nsnexplorer.com/fsc/5305/)
- 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 |
| --- | --- | --- |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | MILLIMETERS MINIMUM 44.0 AND MILLIMETERS MAXIMUM 70.0 |
| AASB | FASTENER LENGTH | MILLIMETERS NOMINAL 70.00 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | MILLIMETERS NOMINAL 7.0 |
| AATB | WIDTH BETWEEN FLATS | MILLIMETERS NOMINAL 17.0 |
| AHYM | NOMINAL THREAD DIAMETER | MILLIMETERS 10.0 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 113784 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 18.0 AND ROCKWELL C MAXIMUM 31.0 |
| CQQR | THREAD PITCH IN MILLIMETERS | 1.5 |
| MATT | MATERIAL | OVERALL STEEL PROPERTY CLASS 8.8 |
| SFTT | SURFACE TREATMENT | OVERALL ZINC |
| THSD | THREAD SERIES DESIGNATOR | M |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10501826 | 56161 | GENERAL DYNAMICS LAND SYSTEMS CANADACORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DIN931-M10X70-8,8-A3L | D8286 | DIN DEUTSCHES INSTITUT FUR NORMUNG EV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-21 | $0.50 | 797 | DIALOGIC CORP DBA DIALOGIC FASTENERS | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305011571388) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-21 | [SPE4A626P0Z78](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305011571388) | SCREW, CAP, HEXAGON HEAD | DIALOGIC CORP DBA DIALOGIC FASTENERS | $398.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305011571388&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305011571388
- 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/5305-01-157-1388/
JSON: https://nsnexplorer.com/api/nsn/5305-01-157-1388.json