# NSN 5305-00-990-0668: Screw, Cap, Socket Head

NSN 5305-00-990-0668 (also written 5305009900668; NIIN 00-990-0668) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 12 manufacturer part numbers from 11 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5305-00-990-0668 (5305009900668)
- NIIN: 00-990-0668 (009900668)
- Item name: SCREW,CAP,SOCKET 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 |
| --- | --- | --- |
| AASB | FASTENER LENGTH | INCHES NOMINAL 1.000 |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.891 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAJD | THREAD CLASS | 3A |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.368 AND INCHES MAXIMUM 0.375 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AGAV | END ITEM IDENTIFICATION | MEDIUM MINE PROTECTED VEHICLE - MMPV |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.375 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.312 AND INCHES MAXIMUM 0.316 |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 80000 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL B MINIMUM 80.0 |
| CQHQ | MINIMUM YIELD STRENGTH | POUNDS PER SQUARE INCH 30000 |
| FEAT | SPECIAL FEATURES | HEAD PERIPHERY MAY BE KNURLED AT MANUFACTURERS OPTION |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED STD ALL MATERIAL RESPONSES 66 |
| MATT | MATERIAL | OVERALL STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.550 AND INCHES MAXIMUM 0.563 |
| AASK | HEAD STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 003-007868-081 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 200005PL FIND NO33 | 56349 | TRI-TEC MANUFACTURING, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 200005PL FIND NO33 | 98032 | TRI-TEC MANUFACTURING LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5305PL1334802 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 92196A624 | 39428 | MCMASTER-CARR SUPPLY CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASC1536916 | Z4779 | ASC PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D320448 FIND NO 102 | 3X894 | CONTROL FLOW, INC. DBA CONTROL FLOW INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILS933 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS16995-81 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS16995-81 | 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/) |
| NASM16995 | 85205 | DIXIE CONTAINER CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| WG134612 | 3X894 | CONTROL FLOW, INC. DBA CONTROL FLOW INC | [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=5305009900668&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305009900668
- 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/5305-00-990-0668/
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