AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Elbow 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) | 00-201-4705 (002014705) |
| NCB Code | USA (00) |
| Manufacturer | Rockwell Collins Inc, Northrop Grumman Systems Corporation, Mid State Sales Inc, Dash Engineering Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 21789-2 | rockwell collins inc | elbow boss | RFQ |
| A51K9035-17 | northrop grumman systems corporation | elbow boss | RFQ |
| MSS21789-2 | mid state sales inc | elbow boss | RFQ |
| 90C0001 | dash engineering inc | elbow boss | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A 2ND END |
| AAJD | THREAD CLASS | 2B 1ST END |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END |
| AHNC | CONNECTION STYLE | GASKET SEAL (BOSS) 1ST END |
| AHSJ | LEG LENGTH | 0.683 INCHES NOMINAL 1ST END |
| AHSJ | LEG LENGTH | 0.893 INCHES NOMINAL 2ND END |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS 2ND END |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.625 INCHES 2ND END |
| CRFY | FLOW ANGLE | 90.0 DEGREES |
| MATT | MATERIAL | STEEL COMP 303 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-769,TYPE 303SE,CONDITION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 11-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
| Relevant Components for NSN - 4730-00-201-4705, 4730002014705 | ||||
| 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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