# NSN 5306-00-685-1641: Bolt, Shoulder

NSN 5306-00-685-1641 (also written 5306006851641; NIIN 00-685-1641) is a bolt, shoulder in Federal Supply Class 5306, Bolts. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5306-00-685-1641 (5306006851641)
- NIIN: 00-685-1641 (006851641)
- Item name: BOLT,SHOULDER
- 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 2026-11-04)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.584 AND INCHES MAXIMUM 0.604 |
| AASK | HEAD STYLE | — |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2403 |
| FEAT | SPECIAL FEATURES | CRUCIAL TO THE STRUCTURE OF THE SHOULDER HARNESS |
| CWYB | SHOULDER SHAPE | FIRST SHOULDER ROUND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.272 AND INCHES MAXIMUM 0.332 |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 0.243 AND INCHES MAXIMUM 0.251 |
| AATC | EXTENDED WASHER DIAMETER | INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.385 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.190 |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 32.0 AND ROCKWELL C MAXIMUM 36.0 |
| AATD | EXTENDED WASHER THICKNESS | INCHES MINIMUM 0.040 AND INCHES MAXIMUM 0.050 |
| AATN | SHOULDER DIAMETER | FIRST SHOULDER INCHES MINIMUM 0.2022 AND INCHES MAXIMUM 0.2032 |
| AATX | SHOULDER LENGTH | FIRST SHOULDER INCHES MINIMUM 0.202 AND INCHES MAXIMUM 0.222 |
| MATT | MATERIAL | OVERALL STEEL COMP 601 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S6304 |
| SFTT | SURFACE TREATMENT | OVERALL NICKEL |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.250 AND INCHES MAXIMUM 0.270 |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 327B460P1 | 24446 | GENERAL ELECTRIC COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 327B460P1 | 99207 | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-11 | [SPE4A726PE922](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306006851641) | BOLT, SHOULDER | ALAMO AIRCRAFT, LTD. | $2,331.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306006851641&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306006851641
- 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/5306-00-685-1641/
JSON: https://nsnexplorer.com/api/nsn/5306-00-685-1641.json