# NSN 5320-01-187-9575: Collar, Pin-Rivet

NSN 5320-01-187-9575 (also written 5320011879575; NIIN 01-187-9575) is a collar, pin-rivet in Federal Supply Class 5320, Rivets. 9 manufacturer part numbers from 9 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5320-01-187-9575 (5320011879575)
- NIIN: 01-187-9575 (011879575)
- Item name: COLLAR,PIN-RIVET
- Federal Supply Class: [FSC 5320 Rivets](https://nsnexplorer.com/fsc/5320/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-11-04)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABAA | COLLAR OUTSIDE DIAMETER | INCHES MINIMUM 0.407 AND INCHES MAXIMUM 0.413 |
| ABAB | COLLAR OVERALL HEIGHT | INCHES MINIMUM 0.532 AND INCHES MAXIMUM 0.552 |
| ABAJ | LUBRICATION | SOLID FILM |
| ABCJ | COLLAR INSIDE DIAMETER | INCHES MINIMUM 0.252 AND INCHES MAXIMUM 0.265 |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.250 |
| CWBJ | COLLAR STYLE | — |
| HEAT | HEAT TREATMENT | OVERALL H-1025 STRAIN HARDENED |
| MATT | MATERIAL | OVERALL STEEL COMP 630 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5643 |
| THSD | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| HL73DU-8 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | 17446 | HUCK INTERNATIONAL, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | 60516 | WEST COAST AEROSPACE, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | 73197 | HI-SHEAR CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | 97928 | HUCK INTL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HL73DU-8 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-11 | [SPE4AX25D5000/SPE4A226F6887](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5320011879575) | COLLAR, PIN-RIVET | LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS | $17,747.01 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5320011879575&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5320011879575
- 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/5320-01-187-9575/
JSON: https://nsnexplorer.com/api/nsn/5320-01-187-9575.json