# NSN 4730-00-303-7456: Bolt, Fluid Passage

NSN 4730-00-303-7456 (also written 4730003037456; NIIN 00-303-7456) is a bolt, fluid passage in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 17 manufacturer part numbers from 17 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4730-00-303-7456 (4730003037456)
- NIIN: 00-303-7456 (003037456)
- Item name: BOLT,FLUID PASSAGE
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CQFM | HARDNESS RATING | ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 39.0 |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| BBLF | WRENCHING FEATURE HEIGHT | INCHES NOMINAL 0.080 |
| CQKK | FIRST END THREAD QUANTITY PER INCH | 18 |
| AAWX | CONCENTRIC HOLE DEPTH | INCHES NOMINAL 1.680 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 2.020 |
| CQYM | FIRST END NOMINAL THREAD SIZE | INCHES 0.625 |
| MATT | MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC 1ST MATERIAL RESPONSE -IL-S-5626 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-6049 |
| BBKL | FIRST DIAMETER FROM WRENCHING FEATURE | INCHES MINIMUM 0.623 AND INCHES MAXIMUM 0.624 |
| BBKR | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER | INCHES MINIMUM 1.420 AND INCHES MAXIMUM 1.450 |
| ACLK | FIRST END THREAD CLASS | 3A |
| BBLB | DISTANCE FROM FIRST RADIAL HOLE CENTER TO END OF BOLT | INCHES NOMINAL 1.560 |
| ATKZ | FIRST END THREAD LENGTH | INCHES NOMINAL 0.500 |
| BBKY | FIRST RADIAL FLUID HOLE DIAMETER | INCHES MINIMUM 0.070 AND INCHES MAXIMUM 0.072 |
| BBLD | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO BOLT END | INCHES MINIMUM 1.920 AND INCHES MAXIMUM 1.970 |
| AAQL | BODY STYLE | — |
| ASDB | WIDTH ACROSS FLATS | INCHES MINIMUM 0.928 AND INCHES MAXIMUM 0.940 |
| BBDF | WRENCHING FEATURE STYLE | — |
| CQMM | FIRST END THREAD SERIES DESIGNATOR | UNF |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3-73135 | 06DM5 | INFINITY FABRICATION, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 0BT76 | PRO-FAB, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 0C7H8 | D-J ENGINEERING INC DBA D-J ENGINEERING INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 0P657 | CAMNETICS MANUFACTURING CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 14248 | HARLOW AEROSTRUCTURES, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 1P642 | VOLUMATIC INC DBA VOLUMATIC INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 29957 | NORDAM GROUP LLC, THE DIV NORDAM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 2V045 | MALONES CNC MACHINING INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 2X974 | INSPIRNETICS, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 34336 | TECT HYPERVELOCITY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 3B8L1 | JANELS INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 3L665 | C. E. MACHINE CO., INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 45784 | DUPLAN INDUSTRIES DBA GILBERT MACHINE & MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 59213 | AERO COMPONENTS, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 66841 | PRECI-MANUFACTURING, INCORPORATED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 7BUL6 | GLOBAL LOGISTICS STRATEGIES INC. DBA GLOBAL LOGISTICS STRATEGIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3-73135 | 81205 | THE BOEING COMPANY DIV DEFENSE | [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=4730003037456&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4730003037456
- 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/4730-00-303-7456/
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