# NSN 5305-01-186-1220: Screw, Cap, Socket Head

NSN 5305-01-186-1220 (also written 5305011861220; NIIN 01-186-1220) is a screw, cap, socket head in Federal Supply Class 5305, Screws. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 5305-01-186-1220 (5305011861220)
- NIIN: 01-186-1220 (011861220)
- 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 |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.199 AND INCHES MAXIMUM 0.250 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.220 AND INCHES MAXIMUM 0.250 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.134 AND INCHES MAXIMUM 0.140 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.083 AND INCHES MAXIMUM 0.086 |
| AAUM | LOCKING FEATURE | THREADS STRIP OR PATCH OR PELLET |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.086 |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.078 AND INCHES MAXIMUM 0.079 |
| CMLP | THREAD QUANTITY PER INCH | 64 |
| 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 |
| MATT | MATERIAL | FASTENER STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 |
| MATT | MATERIAL | LOCKING FEATURE PLASTIC POLYAMIDE NYLON |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FASTENER ASSN STD ALL MATERIAL RESPONSES AST- A493 |
| SFTT | SURFACE TREATMENT | FASTENER PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FASTENER FED SPEC SINGLE TREATMENT RESPONSE QQ--35 |
| THSD | THREAD SERIES DESIGNATOR | UNRF |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1351 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| NAS1351C02LE4 | 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/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305011861220&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305011861220
- 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/5305-01-186-1220/
JSON: https://nsnexplorer.com/api/nsn/5305-01-186-1220.json