| Item Name | Reducer Boss |
| Federal Supply Group (FSG) | Pipe Tubing Hose and Fittings |
| Federal Supply Class (FSC) | 4730 Hose Pipe Tube Lubrication and Railing Fittings |
| National Item Identification Number (NIIN) | 00-851-8466 (008518466) |
| NCB Code | USA (00) |
| Manufacturer | Society Of Automotive Engineers Inc, Sae International, Eaton Aeroquip Inc, Globe Aerospace Inc, Designed Metal Connections Inc, Sps Technologies Inc, Nelson Aero Space Inc, Eaton Aerospace Ltd, Faber Enterprises Inc, Precision Aircraft Machining Company Inc, Aerofit Inc, Alcoa Global Fasteners Inc, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| AS18280 | society of automotive engineers inc | reducer boss | 81343 | RFQ |
| AS18280 | sae international | reducer boss | 0u583 | RFQ |
| AS21916 | society of automotive engineers inc | reducer boss | 81343 | RFQ |
| AS21916 | sae international | reducer boss | 0u583 | RFQ |
| MS21916-4-3C | eaton aeroquip inc | reducer boss | 00624 | RFQ |
| MS21916-4-3C | globe aerospace inc | reducer boss | 03647 | RFQ |
| MS21916-4-3C | designed metal connections inc | reducer boss | 14798 | RFQ |
| MS21916-4-3C | sps technologies inc | reducer boss | 01673 | RFQ |
| MS21916J4-3 | sps technologies inc | reducer boss | 01673 | RFQ |
| MS21916J4-3 | society of automotive engineers inc | reducer boss | 81343 | RFQ |
| MS21916J4-3 | nelson aero space inc | reducer boss | 52930 | RFQ |
| MS21916J4-3 | eaton aeroquip inc | reducer boss | 00624 | RFQ |
| MS21916J4-3 | eaton aerospace ltd | reducer boss | 08199 | RFQ |
| MS21916J4-3 | faber enterprises inc | reducer boss | 14397 | RFQ |
| MS21916J4-3 | precision aircraft machining company inc | reducer boss | 66774 | RFQ |
| MS21916J4-3 | aerofit inc | reducer boss | 30974 | RFQ |
| MS21916J4-3 | alcoa global fasteners inc | reducer boss | 66776 | RFQ |
| MS21916J4-3 | designed metal connections inc | reducer boss | 14798 | RFQ |
| MS21916J4-3 | sae international | reducer boss | 0u583 | RFQ |
| MS21916J4-3 | military standards corp | reducer boss | 96906 | RFQ |
| MS21916J4-3 | globe aerospace inc | reducer boss | 03647 | RFQ |
| MS21916K4-3 | military standards corp | reducer boss | 96906 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A ALL ENDS |
| AEHZ | MAXIMUM OPERATING TEMP | 135.0 DEG CELSIUS SINGLE RESPONSE |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES 2ND END |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL |
| ACSP | REDUCER TYPE | CONCENTRIC |
| CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END |
| CWFR | NOMINAL OVERALL LENGTH | 1.141 INCHES |
| MATT | MATERIAL | CHROMIUM OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
| ZZZK | SPECIFICATION/STANDARD DATA | 81343-AS21916 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Components Related to NSN - 4730-00-851-8466, 4730008518466 | ||||
| 4720-01-622-4633 (4720016224633) | 4730-00-720-1101 (4730007201101) | 4730-99-812-6869 (4730998126869) | 4720-01-094-0452 (4720010940452) | |
| 4720-00-546-4824 (4720005464824) | 4710-01-417-1681 (4710014171681) | 4710-01-622-5310 (4710016225310) | 4720-01-596-0848 (4720015960848) | |
| 4730-01-379-3726 (4730013793726) | 4730-00-497-9344 (4730004979344) | 4730-01-230-3623 (4730012303623) | 4720-01-118-4404 (4720011184404) | |
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