# NSN 5306-01-444-0592: Bolt, Close Tolerance

NSN 5306-01-444-0592 (also written 5306014440592; NIIN 01-444-0592) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 9 manufacturer part numbers from 8 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5306-01-444-0592 (5306014440592)
- NIIN: 01-444-0592 (014440592)
- Item name: BOLT,CLOSE TOLERANCE
- Federal Supply Class: [FSC 5306 Bolts](https://nsnexplorer.com/fsc/5306/)
- 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 1.152 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 7.590 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES NOMINAL 0.615 |
| AATB | WIDTH BETWEEN FLATS | INCHES NOMINAL 0.755 |
| AATC | EXTENDED WASHER DIAMETER | INCHES NOMINAL 1.045 |
| AATD | EXTENDED WASHER THICKNESS | INCHES NOMINAL 0.150 |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 0.141 |
| AAUR | GRIP DIAMETER | INCHES MINIMUM 0.623 AND INCHES MAXIMUM 0.624 |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | LOCKING FEATURE INCHES NOMINAL 7.402 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.625 |
| ANEE | GRIP LENGTH | INCHES NOMINAL 6.438 |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 70800 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | LOCKING FEATURE INCHES NOMINAL 7.402 |
| MATT | MATERIAL | OVERALL COBALT COMP MP-35-N |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD ALL MATERIAL RESPONSES A-S5758 OR ASSN STD ALL MATERIAL RESPONSES A-S5844 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| HS4243V10-103 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HS4243V10-103 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HS4243V10-103 | 0HL40 | MECAIR AEROSPACE INDUSTRIES,SUBSIDIARY OF SPSTECHNOLOGIESDIV DIVISION OF SPS TECHNOLOGIESDBA MECAIR INC. DIV DIVISION OF SPS TECHNOLOGIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HS4243V10-103 | 16258 | SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HS4243V10-103 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HS4243V10-103 | 57928 | SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HS4243V10-103 | 8V613 | THE BOEING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PBF1446V10-103 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SII1263V10-103 | 57928 | SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES | [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=5306014440592&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306014440592
- 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/5306-01-444-0592/
JSON: https://nsnexplorer.com/api/nsn/5306-01-444-0592.json