# NSN 5306-00-286-8218: Bolt, Machine

NSN 5306-00-286-8218 (also written 5306002868218; NIIN 00-286-8218) is a bolt, machine in Federal Supply Class 5306, Bolts. 6 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5306-00-286-8218 (5306002868218)
- NIIN: 00-286-8218 (002868218)
- Item name: BOLT,MACHINE
- 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 2026-10-27)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2400 |
| AASK | HEAD STYLE | — |
| BQDM | HOLE TYPE | DRILLED |
| CBBL | FEATURES PROVIDED | FINISHED HEAD |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 26.0 AND ROCKWELL C MAXIMUM 32.0 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.802 AND INCHES MAXIMUM 0.822 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| FEAT | SPECIAL FEATURES | IAW TF33 ENGINEERING DIRECTIVE. ITEM HAS OTHER CRITICAL FEATURES SUCH AS TOLERANCE, FIT RESTRICTIONS OR APPLICATION. THIS ITEM IS LOCATED INTERNALLY AND IS PART OF THE MAIN ACCESSORY DRIVE. |
| MATT | MATERIAL | OVERALL STEEL COMP 8740 |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.802 AND INCHES MAXIMUM 0.822 |
| AAJD | THREAD CLASS | 3A |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| CSYM | SURFACE FINISH | BEARING SURFACE OF HEAD MICROINCHES 63.0 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.178 AND INCHES MAXIMUM 0.198 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.430 AND INCHES MAXIMUM 0.439 |
| AAUB | HOLE DIAMETER | INCHES NOMINAL 0.065 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.250 |
| ASXK | HOLE QUANTITY | 1 |
| CRHC | HOLE CONFIGURATION STYLE | — |
| CSYM | SURFACE FINISH | THREADS MICROINCHES 32.0 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 6322 |
| AAJF | THREAD DIRECTION | RIGHT-HAND |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 185261 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 185261 | 0UYC9 | MIDWEST SEALING SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 185261 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 185261 | 1P6K0 | FORM FIT & FUNCTION LLC DIV F3 | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 185261 | 52661 | RTX CORPORATION DIV PRATT & WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 185261 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-04 | [SPE4A625PH913](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306002868218) | BOLT, MACHINE | FORM FIT & FUNCTION LLC DIV F3 | $11,746.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306002868218&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306002868218
- 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/5306-00-286-8218/
JSON: https://nsnexplorer.com/api/nsn/5306-00-286-8218.json