AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nipple 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) | 00-640-0461 (006400461) |
| NCB Code | USA (00) |
| Manufacturer | Military Standards Corp, Sae International, Society Of Automotive Engineers Inc, Eca Etablissement Central Des |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS21902-4 | military standards corp | nipple boss | RFQ |
| AS21902 | sae international | nipple boss | RFQ |
| AS18280 | sae international | nipple boss | RFQ |
| MS21902-4 | society of automotive engineers inc | nipple boss | RFQ |
| 4730006400461 | eca etablissement central des | nipple boss | RFQ |
| AS18280 | society of automotive engineers inc | nipple boss | RFQ |
| AS21902 | society of automotive engineers inc | nipple boss | RFQ |
| MS21902-4 | sae international | nipple boss | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A ALL ENDS |
| AGAV | END ITEM IDENTIFICATION | USED ON CHINOOK HELICOPTER CH-47 |
| 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 ALL ENDS |
| CWFR | NOMINAL OVERALL LENGTH | 1.062 INCHES |
| FEAT | SPECIAL FEATURES | USED ON GRUMMAN AIRCRAFT,MODEL A10 |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STYL | STYLE DESIGNATOR | FLARELESS W/ CENTER WRENCHING FACILITY |
| THSD | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
| ZZZK | SPECIFICATION/STANDARD DATA | 96906-MS21902 GOVERNMENT STANDARD |
| Relevant Components for NSN - 4730-00-640-0461, 4730006400461 | ||||
| 4730-00-204-0751 (4730002040751) | 4730-00-555-8386 (4730005558386) | 4720-01-438-8832 (4720014388832) | 4730-01-512-7631 (4730015127631) | |
| 4730-00-277-2166 (4730002772166) | 4710-01-632-7272 (4710016327272) | 4720-01-370-6031 (4720013706031) | 4710-01-516-4621 (4710015164621) | |
| 4730-01-501-9788 (4730015019788) | 4730-01-411-7111 (4730014117111) | 4720-00-235-9885 (4720002359885) | 4710-00-177-6119 (4710001776119) | |
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