# NSN 1720-00-110-5403: Adapter And Ring As

NSN 1720-00-110-5403 (also written 1720001105403; NIIN 00-110-5403) is an adapter and ring as in Federal Supply Class 1720, Aircraft Launching Equipment. 13 manufacturer part numbers from 13 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 1720-00-110-5403 (1720001105403)
- NIIN: 00-110-5403 (001105403)
- Item name: ADAPTER AND RING AS
- 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 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ARJA | PRESSURE RATING | POUNDS PER SQUARE INCH (PSI) 6000.0 |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZW |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | ADAPTER,SCREW THD-O-RING 6000 P.S.I. COLD W.P. |
| FEAT | SPECIAL FEATURES | ITEM IS NAVY ALRE / CRITICAL SAFETY ITEM (CSI) |
| MATT | MATERIAL | STEEL |
| SPCL | SPECIAL TEST FEATURES | NOMINAL PIPE SIZE: .5"; STOCK SIZE: 1.750" HEXAGON HEAD X 1.562"; THREAD: 1.750-12UNF-3A; WIDTH BETWEEN FLATS: 1.5"; SHANK DIAMETER: 1"; 0-RING: AS3208-8 ; MINOR THREAD: .750-16UNF-3A |
| SUPP | SUPPLEMENTARY FEATURES | MATERIAL SHALL BE STEEL 4130 PER AMS-S-6758, CONDITION C OR D; AMS 6348 MAY BE USED AS AN ALTERNATE MATERIAL |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | HYDROSTATICALLY TEST 1% BUT NOT LESS THAN ONE OF THE OBJECTS MANUFACTURERD; PRESSURIZE TO 12,000 PSI AND HOLD FOR 5 MINUTES; THERE SHALL BE NO PERMANENT DEFORMATION OR LEAKAGE |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 05047-AS-E Y14.100 |
| 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. |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| B316227-3 | 0JC12 | BEC SYSTEMS LLC DBA BEC MACHINE PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 07310 | CALABRESE & SONS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 0A396 | COMPUTA-BASE-MACHINING, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 1V517 | DUHADAWAY TOOL & DIE SHOP INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 2M490 | NASSAU TOOL WORKS, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 30828 | KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 3BXG7 | PINE KNOT FUNERAL HOME INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 3BZG7 | NUFLO, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 5S946 | PRE-MACH INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 6W889 | AMMCON CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 9U245 | MASTER RESEARCH & MANUFACTURING, INC. DBA MASTER RESEARCH & MANUFACTURING INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B316277-3 | 9Y957 | FLUIDYNE CORPORATION DBA FLUIDYNE CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-28 | [SPE7M225P2566](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1720001105403) | ADAPTER AND RING AS | BEC SYSTEMS LLC DBA BEC MACHINE PRODUCTS | $10,849.60 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1720001105403&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1720001105403
- 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/1720-00-110-5403/
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