NSN 4730-00-838-7477 MS21916106C, MS21916-10-6C, MS21916J106
Product Details | BOSS REDUCER
4730-00-838-7477 A straight fitting having a boss connection of a different size at each end. Both connections have external or internal machine threads (straight threads other than pipe or hose series) and are designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. Excludes BUSHING (as modified).
Part Alternates: MS21916106C, MS21916-10-6C, MS21916J106, MS21916J10-6, 4730-00-838-7477, 00-838-7477, 4730008387477, 008387477
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 01 JAN 1962 | 00-838-7477 | 23541 ( REDUCER, BOSS ) |
Drawings & Photos | NSN 4730-00-838-7477
Demand History | NSN 4730-00-838-7477
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4730-00-838-7477 | 2025-03-64 | 4 | United States |
| MS21916J106 | 2024-12-351 | 4 | US |
| 4730-00-838-7477 | 2023-06-174 | 100 | US |
| MS21916J106 | 2020-06-169 | 1 | United States |
| 4730-00-838-7477 | 2020-02-54 | 155 | DIBBS |
| MS21916J106 | 2017-05-129 | 10 | United States |
| 4730-00-838-7477 | 2010-08-214 | 104 | DIBBS |
| 4730-00-838-7477 | 2009-11-316 | 58 | DIBBS |
| 4730-00-838-7477 | 2009-01-06 | 76 | DIBBS |
Cross Reference | NSN 4730-00-838-7477
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Technical Data | NSN 4730-00-838-7477
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 304 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE MIL-F-14072,E300,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| MEDIA FOR WHICH DESIGNED | OIL SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | B71A EXTERNAL SEAT FOR GASKET SEAL ALL ENDS |
| THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
| NOMINAL THREAD SIZE | 0.875 INCHES 1ST END 0.562 INCHES 2ND END |
| THREAD CLASS | 3A ALL ENDS |
| NOMINAL OVERALL LENGTH | 1.625 INCHES |
| REDUCER TYPE | CONCENTRIC |
| SPECIFICATION/STANDARD DATA | 96906-MS21916 GOVERNMENT STANDARD |
| MANUFACTURERS CODE | 96906 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS21916J10-6 |
Restrictions/Controls & Freight Information | NSN 4730-00-838-7477
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | ||