# NSN 4730-01-033-1548: Elbow, Swivel Flange To Tube

NSN 4730-01-033-1548 (also written 4730010331548; NIIN 01-033-1548) is an elbow, swivel flange to tube in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4730-01-033-1548 (4730010331548)
- NIIN: 01-033-1548 (010331548)
- Item name: ELBOW,SWIVEL 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3B |
| AHSJ | LEG LENGTH | SECOND END INCHES MINIMUM 2.280 AND INCHES MAXIMUM 2.320 |
| AHSJ | LEG LENGTH | FIRST END INCHES MINIMUM 2.282 AND INCHES MAXIMUM 2.360 |
| AWLS | CONNECTION TYPE | FIRST END THREADED INTERNAL TUBE |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 0.562 |
| CRFY | FLOW ANGLE | DEGREES 90.0 |
| FEAT | SPECIAL FEATURES | RECTANGULAR FLANGE;3 BOLT HOLES,0.281 IN.MIN,0.291 IN.MAX HOLE DIA; 2.515 IN.MIN,2.525 IN.MAX BOLT CIRCLE DIA,0.524 IN.MIN,0.610 IN.MAX FLANGE THK |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FLANGE FED SPEC SINGLE MATERIAL RESPONSE QQ-A-250 TO 4 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NUT FED SPEC SINGLE MATERIAL RESPONSE QQ-A-225 TO 6 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BODY ASSN STD SINGLE MATERIAL RESPONSE A-S5643 |
| SFTT | SURFACE TREATMENT | NUT ANODIZE |
| SFTT | SURFACE TREATMENT | FLANGE ANODIZE |
| SFTT | SURFACE TREATMENT | BODY PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FLANGE MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NUT MIL SPEC SINGLE TREATMENT RESPONSE -IL-A-8625 |
| THSD | THREAD SERIES DESIGNATOR | FIRST END UNIFIED NATIONAL JOINT FINE (UNJF) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10-2484 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 10-3203-4 | 81205 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 10-51058 | 70709 | MARISON INDUSTRIES INC BARCO DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AE97571G | 00624 | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-15 | [SPE7M126PA294](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730010331548) | ELBOW, SWIVEL FLANGE TO TUBE | LOBO VENTURES LTD DBA PRECISION MOLD & TOOL-GOVERNMENT DIVISION | $163,000.00 |
| 2026-09-09 | [SPE7MX26D5025/SPE7MX26F038F](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730010331548) | ELBOW, SWIVEL FLANGE TO TUBE | EATON AEROQUIP LLC DBA JACKSON NORTH 1 DIV FLUID AND ELECTRICAL DISTRIBUTION | $95,520.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4730010331548&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730010331548
- 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/4730-01-033-1548/
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