The Piston,valve, cataloged under National Stock Number 4820-01-220-8359, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-220-8359 |
| Primary Part Number | 040729 |
| Item Name | Piston,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Valve Type for Which Designed | RELIEF |
| Material | NICKEL ALLOY |
| Inside Diameter | 1.159 INCHES NOMINAL IN |
| Valve Model Number for Which Designed | STYLE HNB-5 |
| Valve Design Control Activity | 15187 |
| Outside Diameter | 2.624 INCHES NOMINAL IN |
| Features Provided | GROOVED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 040729 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| H3176764E | Naval Ship Systems Command (USA) |
| H3176764E PIECE 53 | Naval Ship Systems Command (USA) |
| A-34152 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 40729 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| A-34152 PIECE 53 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-01-220-8359 is a Piston,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-220-8359 has 6 cross-referenced part numbers: 040729 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), H3176764E (Naval Ship Systems Command), H3176764E PIECE 53 (Naval Ship Systems Command), A-34152 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 40729 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team) and 1 more.
There are 7 known substitutes for 4820-01-220-8359: 5815-00-097-6558, 3110-00-142-0232, 5120-00-239-8252 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 040729: Valve Type for Which Designed: RELIEF; Overall Length: 0.373 INCHES NOMINAL IN; Material: NICKEL ALLOY; Inside Diameter: 1.159 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.