# NSN 1720-00-939-0113: Guide, Piston Assy

NSN 1720-00-939-0113 (also written 1720009390113; NIIN 00-939-0113) is a guide, piston assy in Federal Supply Class 1720, Aircraft Launching Equipment. 5 manufacturer part numbers from 5 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 1720-00-939-0113 (1720009390113)
- NIIN: 00-939-0113 (009390113)
- Item name: GUIDE,PISTON ASSY
- Federal Supply Class: [FSC 1720 Aircraft Launching Equipment](https://nsnexplorer.com/fsc/1720/)
- Federal Supply Group: [FSG 17](https://nsnexplorer.com/group/17/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | PER DRAWING THIS IS A CRITICAL APPLICATION ITEM AND IS PART OF A SYSTEM SUPPORTING THE LAUNCH AND/OR RECOVERY OF AIRCRAFT AND IS ESSENTIAL TO SYSTEM PERFORMANCE OR OPERATION, OR THE PERSERVATION OF LIFE OR SAFETY OF OPERATING PERSONNEL. |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| FEAT | SPECIAL FEATURES | THE ITEM IS A NON-AVIATION CRITICAL SAFETY ITEM WHOSE FAILURE WILL RESULT IN SERIOUS DAMAGE3 TO EQUIPMENT OR SERIOUS INJURY OR DEATH TO PERSONNEL |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | GUIDE,PISTON ASSEMBLY 5 FT WATER BRAKE |
| AGAV | END ITEM IDENTIFICATION | TC7,C7,C11-1,TC13,C13,C13-1 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12-42268-2 | 58078 | AIRTRONICS, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12-42268-2 | 5RX62 | DAY TOOL & MFG. INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12-42268-2 | 65273 | COMPTECH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12-42268-2 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12-42268-2 | 8L525 | JOHNSON BRASS & MACHINE FOUNDRY INC DBA JOHNSON BRASS & MACHINE FOUNDRY INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1720009390113&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1720009390113
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/1720-00-939-0113/
JSON: https://nsnexplorer.com/api/nsn/1720-00-939-0113.json