# NSN 4730-01-497-6373: Adapter, Straight, Flange To Tube

NSN 4730-01-497-6373 (also written 4730014976373; NIIN 01-497-6373) is an adapter, straight, flange to tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 4730-01-497-6373 (4730014976373)
- NIIN: 01-497-6373 (014976373)
- Item name: ADAPTER,STRAIGHT,FLANGE TO TUBE
- Federal Supply Class: [FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings](https://nsnexplorer.com/fsc/4730/)
- Federal Supply Group: [FSG 47](https://nsnexplorer.com/group/47/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AECS | BOLT HOLE QUANTITY | 2 |
| AGAV | END ITEM IDENTIFICATION | B-1B BOMBER |
| AHNC | CONNECTION STYLE | — |
| AKGF | NOMINAL WIDTH | SECOND END INCHES 0.220 |
| AKGG | NOMINAL LENGTH | SECOND END INCHES 1.845 |
| ARKN | FLANGE SHAPE | SECOND END OVAL WITH HOLES |
| AWLS | CONNECTION TYPE | FIRST END UNTHREADED INTERNAL TUBE |
| AWLS | CONNECTION TYPE | SECOND END FLANGE |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 4000.0 |
| CWCK | NOMINAL THICKNESS | SECOND END INCHES 0.120 |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | SECOND END INCHES 0.205 |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | SECOND END INCHES 0.205 |
| CWCY | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH | SECOND END INCHES 1.562 |
| CWDC | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH | SECOND END INCHES 1.562 |
| CWDF | FLANGE FACE DESIGN | SECOND END RAISED STRAIGHT |
| CWDH | RAISED FACE NOMINAL HEIGHT | SECOND END INCHES 0.100 |
| CWDL | RAISED FACE NOMINAL DIAMETER | SECOND END INCHES 0.750 |
| CWDP | RECESS NOMINAL DIAMETER | SECOND END INCHES 0.5095 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | ALL ENDS INCHES 0.500 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | FLANGE |
| FEAT | SPECIAL FEATURES | HEAT TREATMENT IS ANNEAL AND VACUUM DEGAS, WITH FINAL HYDROGEN NOT EXCEEDING 10 PPM MAX AFTER ALL PROCESSING; POLYTETRAFLUOROETHYLENE FINISH IS BLACK; ITEM WEIGHT IN LBS IS 0.91 |
| MATT | MATERIAL | OVERALL TITANIUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S4921 |
| SFTT | SURFACE TREATMENT | OVERALL PLASTIC POLYTETRAFLUOROETHYLENE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| DNR0016 | 14798 | DESIGNED METAL CONNECTIONS INC DBA PERMASWAGE USA DIV PERMASWAGE, A PCC COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DNR0016V08 | 14798 | DESIGNED METAL CONNECTIONS INC DBA PERMASWAGE USA DIV PERMASWAGE, A PCC COMPANY | [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=4730014976373&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730014976373
- 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/4730-01-497-6373/
JSON: https://nsnexplorer.com/api/nsn/4730-01-497-6373.json