# NSN 5306-00-392-1637: Bolt, Shoulder

NSN 5306-00-392-1637 (also written 5306003921637; NIIN 00-392-1637) is a bolt, shoulder in Federal Supply Class 5306, Bolts. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5306-00-392-1637 (5306003921637)
- NIIN: 00-392-1637 (003921637)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-28)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AATX | SHOULDER LENGTH | FIRST SHOULDER INCHES MINIMUM 0.280 AND INCHES MAXIMUM 0.290 |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| AATC | EXTENDED WASHER DIAMETER | INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.385 |
| SFTT | SURFACE TREATMENT | OVERALL ANODIZE |
| AASK | HEAD STYLE | — |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 4967 |
| AAJD | THREAD CLASS | 3A |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL MFR REF SINGLE TREATMENT RESPONSE WA 37 FSC- 77445 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES MINIMUM 0.393 AND INCHES MAXIMUM 0.443 |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.248 AND INCHES MAXIMUM 0.268 |
| AATD | EXTENDED WASHER THICKNESS | INCHES MINIMUM 0.040 |
| AHYM | NOMINAL THREAD DIAMETER | INCHES 0.190 |
| AASB | FASTENER LENGTH | INCHES MINIMUM 0.740 AND INCHES MAXIMUM 0.760 |
| CQBC | MINIMUM TENSILE STRENGTH | POUNDS PER SQUARE INCH 160000 |
| CWYB | SHOULDER SHAPE | FIRST SHOULDER ROUND |
| MATT | MATERIAL | OVERALL TITANIUM ALLOY |
| AATN | SHOULDER DIAMETER | FIRST SHOULDER INCHES MINIMUM 0.204 AND INCHES MAXIMUM 0.205 |
| AATB | WIDTH BETWEEN FLATS | INCHES NOMINAL 0.250 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4031942 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4031942 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4031942 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4031942 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-26 | [SPE4A026P2483](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306003921637) | BOLT, SHOULDER | ALAMO AIRCRAFT, LTD. | $17,850.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5306003921637&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5306003921637
- 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/5306-00-392-1637/
JSON: https://nsnexplorer.com/api/nsn/5306-00-392-1637.json