# NSN 5306-00-141-4519: Bolt, Close Tolerance

NSN 5306-00-141-4519 (also written 5306001414519; NIIN 00-141-4519) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5306-00-141-4519 (5306001414519)
- NIIN: 00-141-4519 (001414519)
- 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 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 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.250 |
| ANEE | GRIP LENGTH | INCHES NOMINAL 5.188 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM AND CHROMATE |
| CSYM | SURFACE FINISH | BEARING SURFACE OF HEAD MICROINCHES 63.0 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 32.0 AND ROCKWELL C MAXIMUM 37.0 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.140 AND INCHES MAXIMUM 0.172 |
| BQDM | HOLE TYPE | DRILLED |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 0.046 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 5.656 |
| AASK | HEAD STYLE | — |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC ALL TREATMENT RESPONSES QQ--416,TY 2,CL 3 |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ASXK | HOLE QUANTITY | 1 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.428 AND INCHES MAXIMUM 0.440 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.468 |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRHC | HOLE CONFIGURATION STYLE | — |
| AAUR | GRIP DIAMETER | INCHES MINIMUM 0.2487 AND INCHES MAXIMUM 0.2492 |
| CSYM | SURFACE FINISH | GRIP MICROINCHES 63.0 |
| MATT | MATERIAL | OVERALL STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5626 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-6049 OR MIL SPEC 3RD MATERIAL RESPONSE -IL-S-6050 OR MIL SPEC 4TH MATERIAL RESPONSE -IL-S-6098 OR MIL SPEC 5TH MATERIAL RESPONSE -IL-S-6758 OR ASSN STD 6TH MATERIAL RESPONSE A-S 6300 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 125000 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AN174-55A | 81352 | AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS PROMULGATED BY AERONAUTICAL STANDARDS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN174H55A | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B6812 | 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/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306001414519&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306001414519
- 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/5306-00-141-4519/
JSON: https://nsnexplorer.com/api/nsn/5306-00-141-4519.json