AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| 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) | 01-241-4122 (012414122) |
| NCB Code | USA (01) |
| Manufacturer | Sae International, Society Of Automotive Engineers Inc, Military Standards Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| AS21916 | sae international | reducer boss | RFQ |
| MS21916-8-4R | society of automotive engineers inc | reducer boss | RFQ |
| AS21916 | society of automotive engineers inc | reducer boss | RFQ |
| AS18280 | society of automotive engineers inc | reducer boss | RFQ |
| AS18280 | sae international | reducer boss | RFQ |
| MS21916-8-4S | military standards corp | reducer boss | RFQ |
| MS21916-8-4R | sae international | reducer boss | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A ALL ENDS |
| ACSP | REDUCER TYPE | CONCENTRIC |
| AEHZ | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES 2ND END |
| CQJX | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END |
| CWFN | REDUCED PASSAGE NOMINAL INSIDE DIAMETER | 0.200 INCHES 2ND END |
| CWFR | NOMINAL OVERALL LENGTH | 1.328 INCHES |
| MATT | MATERIAL | STEEL COMP 321 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI 316/SAE 30316 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| MEDA | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | OXYGEN,GASEOUS 2ND RESPONSE |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TY 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR ASTM A380 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
| ZZZK | SPECIFICATION/STANDARD DATA | 81343-AS21916 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 4730-01-241-4122, 4730012414122 | ||||
| 4720-01-543-9256 (4720015439256) | 4710-00-020-8209 (4710000208209) | 4720-00-236-2575 (4720002362575) | 4730-01-600-6309 (4730016006309) | |
| 4720-01-428-9860 (4720014289860) | 4720-01-352-6034 (4720013526034) | 4730-00-554-8091 (4730005548091) | 4710-00-815-6041 (4710008156041) | |
| 4730-01-612-5310 (4730016125310) | 4730-01-199-6545 (4730011996545) | 4730-01-223-0532 (4730012230532) | 4710-00-276-3984 (4710002763984) | |
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