# NSN 5305-01-667-4124: Screw, Close Tolerance

NSN 5305-01-667-4124 (also written 5305016674124; NIIN 01-667-4124) is a screw, close tolerance in Federal Supply Class 5305, Screws. 7 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5305-01-667-4124 (5305016674124)
- NIIN: 01-667-4124 (016674124)
- Item name: SCREW,CLOSE TOLERANCE
- 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 C: needs engineering source approval; other sources must qualify first. (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 NOMINAL 0.345 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.580 AND INCHES MAXIMUM 0.610 |
| AASK | HEAD STYLE | — |
| AASL | HEAD DIAMETER | INCHES MINIMUM 0.337 AND INCHES MAXIMUM 0.383 |
| AASU | HEAD HEIGHT | INCHES NOMINAL 0.077 |
| AAUR | GRIP DIAMETER | INCHES MINIMUM 0.2016 AND INCHES MAXIMUM 0.2026 |
| ABQZ | INTERNAL DRIVE STYLE | — |
| AGAV | END ITEM IDENTIFICATION | P-8A AIRCRAFT |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.1900 |
| ANEE | GRIP LENGTH | INCHES MINIMUM 0.240 AND INCHES MAXIMUM 0.260 |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | DEGREES MINIMUM 99.0 AND DEGREES MAXIMUM 101.0 |
| CSYM | SURFACE FINISH | OVERALL MICROINCHES 32.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,100 DEG HEAD,CROSS RECESS,95 KSI SHEAR,SHORT THREAD,A286 (NOMINAL AND OVERSIZE) |
| FEAT | SPECIAL FEATURES | 450 DEG F MAXIMUM SERVICE TEMPERATURE RATING |
| MATT | MATERIAL | OVERALL IRON ALLOY 660 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE A286 ER A-S 5853 OR A-S 5737 |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE A-S-QQ--416,TYE II,CLASS 2 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| ZZZK | SPECIFICATION/STANDARD DATA | MANUFACTURERS STANDARD 81205-BACB30LH |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| BACB30LH3-4X | 06710 | VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BACB30LH3-4X | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BACB30LH3-4X | 17943 | FEDERAL MANUFACTURING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BACB30LH3-4X | 1RC86 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV CITY OF INDUSTRY OPERATIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BACB30LH3-4X | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BACB30LH3-4X | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BACB30LH3-4X | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE4A626P00G3](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305016674124) | SCREW, CLOSE TOLERAN | STANDARD AERO PARTS, INC | $594.96 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305016674124&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305016674124
- 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/5305-01-667-4124/
JSON: https://nsnexplorer.com/api/nsn/5305-01-667-4124.json