# NSN 5306-01-320-6391: Bolt, Shoulder

NSN 5306-01-320-6391 (also written 5306013206391; NIIN 01-320-6391) 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 Sep 2026.

## Identification

- NSN: 5306-01-320-6391 (5306013206391)
- NIIN: 01-320-6391 (013206391)
- 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 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES NOMINAL 0.370 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 1.677 AND INCHES MAXIMUM 1.697 |
| AASK | HEAD STYLE | — |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.373 AND INCHES MAXIMUM 0.393 |
| AATB | WIDTH BETWEEN FLATS | INCHES NOMINAL 0.4375 |
| AATC | EXTENDED WASHER DIAMETER | INCHES MINIMUM 0.552 AND INCHES MAXIMUM 0.572 |
| AATD | EXTENDED WASHER THICKNESS | INCHES NOMINAL 0.095 |
| AATN | SHOULDER DIAMETER | FIRST SHOULDER INCHES MINIMUM 0.3405 AND INCHES MAXIMUM 0.3420 |
| AATX | SHOULDER LENGTH | FIRST SHOULDER INCHES MINIMUM 1.245 AND INCHES MAXIMUM 1.265 |
| AGAV | END ITEM IDENTIFICATION | F100PW0229 ENGINE |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.250 |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CWYB | SHOULDER SHAPE | FIRST SHOULDER ROUND |
| FEAT | SPECIAL FEATURES | CENTER HEAD HOLE 0.250/0.270 IN. DIA;EXTERNALLY RELIEVED AREA 0.222/0.232 IN. DIA X 0.052/0.072 IN. WIDE BETWEEN SHANK AND THREADS |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 7477 AND MFR REF SINGLE MATERIAL RESPONSE WA-S-7477,CAGE77445 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4069549 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5306PL1499281 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE4AX25D9424/SPE4AX26F512C](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306013206391) | BOLT, SHOULDER | RTX CORPORATION DIV PRATT & WHITNEY | $687.93 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306013206391&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306013206391
- 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/5306-01-320-6391/
JSON: https://nsnexplorer.com/api/nsn/5306-01-320-6391.json