NSN 4730-01-268-9478 AS4311K20, KC120C20, KC120K20
Product Details | TUBE TO BOSS TEE
4730-01-268-9478 A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The tube connection(s) has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or is unthreaded and designed to accommodate a tube. The boss connection(s) has external or internal machine threads (straight threads other than pipe or hose series), and is designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side inlet(s). It is used as a junction at the intersection of a tube or fitting and a boss or boss fitting on items such as a tank, housing, valve fitting, or the like. See also TEE, TUBE; and TEE, PIPE TO TUBE. Excludes CONNECTOR, MULTIPLE, FLUID PRESSURE LINE.
Part Alternates: AS4311K20, KC120C20, KC120K20, 4730-01-268-9478, 01-268-9478, 4730012689478, 012689478
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 10 DEC 1987 | 01-268-9478 | 22683 ( TEE, TUBE TO BOSS ) |
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Technical Data | NSN 4730-01-268-9478
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 316 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END THREADED INTERNAL BOSS 2ND END THREADED EXTERNAL TUBE 3RD END |
| CONNECTION STYLE | B64 FLARED 1ST END B9 GASKET SEAL 2ND END B64 FLARED 3RD END |
| SEAT ANGLE | 37.0 DEGREES 1ST END 37.0 DEGREES 3RD END |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.250 INCHES 1ST END 1.250 INCHES 3RD END |
| THREAD SERIES DESIGNATOR | UN 1ST END UN 2ND END UN 3RD END |
| NOMINAL THREAD SIZE | 1.625 INCHES 1ST END 1.625 INCHES 2ND END 1.625 INCHES 3RD END |
| THREAD QUANTITY PER INCH | 12 1ST END 12 2ND END 12 3RD END |
| THREAD CLASS | 3A 1ST END 3A 3RD END |
| LEG LENGTH | 3.031 INCHES MINIMUM 1ST END 1.719 INCHES MINIMUM 2ND END 2.250 INCHES MINIMUM 3RD END |
| SPECIAL FEATURES | KC120C20; MACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RING PER KC103 |
Restrictions/Controls & Freight Information | NSN 4730-01-268-9478
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||