NSN 4730-00-801-2521 MS5185621P, MS51856-21P, MILF18866
Product Details | BOSS NIPPLE
4730-00-801-2521 A straight, one-piece fitting used to join two bosses or boss fittings. Both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). It is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. The center section may be suitably shaped to accommodate a wrench.
Part Alternates: MS5185621P, MS51856-21P, MILF18866, 4730-00-801-2521, 00-801-2521, 4730008012521, 008012521
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 1960 | 00-801-2521 | 26952 ( NIPPLE, BOSS ) |
Cross Reference | NSN 4730-00-801-2521
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MILF18866 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY |
| MS51856-21P | 00624 | EATON CORPORATION DBA AEROSPACE DIV |
| MS51856-21P | 22031 | AIR-WAY MANUFACTURING COMPANY |
| MS51856-21P | 30327 | IMPERIAL |
| MS51856-21P | 30780 | PARKER-HANNIFIN CORPORATION DBA TUBE FITTINGS DIVISION |
| MS51856-21P | 79470 | DANA CORP WEATHERHEAD DIV |
| MS51856-21P | 93188 | L AND L MFG CO |
| MS51856-21P | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS |
| MS51856-21P | 98441 | PARKER-HANNIFIN CORPORATION DBA STRATOFLEX PRODUCTS DIVISION |
| MS51856-21P | 98660 | LUBE DEVICES INC FLODAR FLUID POWER FITTINGS DIV |
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Related Products | NSN 4730-00-801-2521
Technical Data | NSN 4730-00-801-2521
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 1213 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TYPE M OR Z,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID 2ND RESPONSE |
| MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| STYLE DESIGNATOR | A66 FLARELESS W/CENTER WRENCHING FACILITY |
| CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | B71A EXTERNAL SEAT FOR GASKET SEAL ALL ENDS |
| THREAD SERIES DESIGNATOR | UN 1ST END |
| NOMINAL THREAD SIZE | 1.625 INCHES ALL ENDS |
| THREAD QUANTITY PER INCH | 12 ALL ENDS |
| THREAD CLASS | 2A ALL ENDS |
| NOMINAL OVERALL LENGTH | 1.890 INCHES |
| FURNISHED ITEMS AND QUANTITY | 2 FERRULE SLEEVE AND 2 SHORT COUPLING NUT |
| SPECIFICATION/STANDARD DATA | 96906-MS51856 GOVERNMENT STANDARD |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILF18866 |
| MANUFACTURERS CODE | 96906 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS51856-21P |
Restrictions/Controls & Freight Information | NSN 4730-00-801-2521
| 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 | ||
Management | NSN 4730-00-801-2521
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |



