| 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) | 00-277-7101 (002777101) |
| NCB Code | USA (00) |
| Manufacturer | Sae International, Aerofit Inc, Hydro Fitting Manufacturing Corp, Faber Enterprises Inc, Aeronautical Standards Group, Crown Fitting Co Inc, Designed Metal Connections Inc, Society Of Automotive Engineers Inc, Collins Engineering Corp, Allan Aircraft Supply Co Llc, Eaton Aeroquip Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| AS5172-0405L | sae international | reducer boss | RFQ |
| AN893-1 | aerofit inc | reducer boss | RFQ |
| AN893-1 | hydro fitting manufacturing corp | reducer boss | RFQ |
| AN893-1 | faber enterprises inc | reducer boss | RFQ |
| AN893-1 | aeronautical standards group | reducer boss | RFQ |
| AN893-1 | crown fitting co inc | reducer boss | RFQ |
| AN893-1 | designed metal connections inc | reducer boss | RFQ |
| AS4875 | society of automotive engineers inc | reducer boss | RFQ |
| AS5172-0405L | society of automotive engineers inc | reducer boss | RFQ |
| AN893-1 | collins engineering corp | reducer boss | RFQ |
| AN893-1 | allan aircraft supply co llc | reducer boss | RFQ |
| AS4875 | sae international | reducer boss | RFQ |
| AN893-1 | eaton aeroquip inc | reducer boss | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A 2ND END |
| AAJD | THREAD CLASS | 3B 1ST END |
| ACSP | REDUCER TYPE | CONCENTRIC |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END |
| AHNC | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS 2ND END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.500 INCHES 2ND END |
| CWFR | NOMINAL OVERALL LENGTH | 1.109 INCHES |
| MATT | MATERIAL | STEEL COMP 1137 OVERALL OR STEEL COMP 1141 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END |
| THSD | THREAD SERIES DESIGNATOR | UNF 2ND END |
| Relevant Components for NSN - 4730-00-277-7101, 4730002777101 | ||||
| 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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