The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-046-4890, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-046-4890 |
| Primary Part Number | 55278 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Thread Provision | UNTHREADED LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL COMP 304 |
| Orifice Diameter | 1.855 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| Design Type | PLATE |
| Outside Diameter | 3.125 INCHES MINIMUM AND 3.188 INCHES MAXIMUM IN |
| Length | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55278 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| A36564PC19 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| A36563 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| A36563PC19 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| SMS-55278 | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (USA) |
NSN 4730-01-046-4890 is a Restrictor,fluid Flow, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-046-4890 has 5 cross-referenced part numbers: 55278 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A36564PC19 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A36563 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A36563PC19 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), SMS-55278 (Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc).
There are 4 known substitutes for 4730-01-046-4890: 4820-00-762-2860, 4820-01-046-7029, 4820-01-047-1938 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55278: Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED; Material: STEEL COMP 304; Orifice Diameter: 1.855 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN; Special Features: W/THREE SREW HOLES,0.125 IN.ID,SPACED 120 DEG APART IN. 7 total characteristics are documented in the Federal Logistics Information System.