# NSN 5306-01-656-2142: Bolt, Close Tolerance

NSN 5306-01-656-2142 (also written 5306016562142; NIIN 01-656-2142) 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: 5306-01-656-2142 (5306016562142)
- NIIN: 01-656-2142 (016562142)
- 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 0.469 |
| AASB | FASTENER LENGTH | INCHES NOMINAL 2.281 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES NOMINAL 0.156 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.492 AND INCHES MAXIMUM 0.502 |
| AAUR | GRIP DIAMETER | INCHES MINIMUM 0.3110 AND INCHES MAXIMUM 0.3120 |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | FIRST HOLE INCHES NOMINAL 0.076 |
| AGAV | END ITEM IDENTIFICATION | 1520-014575179 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.3125 |
| ANEE | GRIP LENGTH | INCHES NOMINAL 1.812 |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, HEX HEAD |
| MATT | MATERIAL | OVERALL STEEL COMP 4140 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| NAS6605D29 | 78022 | NORTHROP GRUMMAN SYSTEMS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NAS6605D29 | 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/) |
| NAS6605D29 | 8Z507 | CALIFORNIA SCREW PRODUCTS CORP | [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=5306016562142&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306016562142
- 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/5306-01-656-2142/
JSON: https://nsnexplorer.com/api/nsn/5306-01-656-2142.json