| 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) | 00-052-7349 (000527349) |
| NCB Code | USA (00) |
| Manufacturer | Society Of Automotive Engineers Inc, Sae International, Military Standards Corp, Nimikkeistokeskus Ncb Finland |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| AS18280 | society of automotive engineers inc | reducer boss | RFQ |
| MS21916J4-2 | society of automotive engineers inc | reducer boss | RFQ |
| AS18280 | sae international | reducer boss | RFQ |
| AS21916 | sae international | reducer boss | RFQ |
| MS21916-4-2C | military standards corp | reducer boss | RFQ |
| 10086117 | nimikkeistokeskus ncb finland | reducer boss | RFQ |
| MS21916J4-2 | military standards corp | reducer boss | RFQ |
| MS21916J4-2 | sae international | reducer boss | RFQ |
| AS21916 | society of automotive engineers inc | reducer boss | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A ALL ENDS |
| ACSP | REDUCER TYPE | CONCENTRIC |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CQJX | NOMINAL THREAD SIZE | 0.312 INCHES 2ND END |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END |
| CWFR | NOMINAL OVERALL LENGTH | 1.094 INCHES |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OUTSIDE |
| THSD | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-F-18280C GOVERNMENT SPECIFICATION |
| Relevant Components for NSN - 4730-00-052-7349, 4730000527349 | ||||
| 4730-01-436-2114 (4730014362114) | 4710-01-202-7787 (4710012027787) | 4720-01-526-5273 (4720015265273) | 4720-01-408-1219 (4720014081219) | |
| 4730-01-622-4160 (4730016224160) | 4720-01-589-9450 (4720015899450) | 4720-01-201-5242 (4720012015242) | 4730-00-409-1688 (4730004091688) | |
| 4720-01-137-0340 (4720011370340) | 4710-01-512-8267 (4710015128267) | 4720-01-703-1112 (4720017031112) | 4730-01-478-4701 (4730014784701) | |
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