The Valve,check, cataloged under National Stock Number 4820-01-300-8511, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Corporation Dba Eaton Inoac Div Eaton. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-300-8511 |
| Primary Part Number | 54415 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Corporation Dba Eaton Inoac Div Eaton |
| Status | ACTIVE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Style Designator | STRAIGHT THRU |
| Material | STEEL COMP 410 FLOW CONTROL DEVICE |
| Media for Which Designed | HYDRAULIC FLUID, SILICATE-ESTER BASE FOURTH RESPONSE |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Media for Which Designed | HYDRAULIC FLUID, MINERAL BASE FIRST RESPONSE |
| Media for Which Designed | HYDRAULIC FLUID, PHOSPHATE-ESTER BASE THIRD RESPONSE |
| Material | STEEL CORROSION RESISTING OR STEEL COMP 303 BODY |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE SECOND RESPONSE |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Valve Operation Method | AUTOMATIC |
| Flow Control Device | DISK |
| Connection Style | SOCKET (PIPE) ALL ENDS |
| Nominal Pipe Size Accommodated | 0.250 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 330576 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 54415 PRIMARY | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 330576 ASSY A | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 330576 ASSY A | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
NSN 4820-01-300-8511 is a Valve,check, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-300-8511 has 4 cross-referenced part numbers: 330576 (Huntington Ingalls Inc Div Newport News Shipbuilding), 54415 (Eaton Corporation Dba Eaton Inoac Div Eaton), 330576 ASSY A (Eaton Corporation Dba Eaton Inoac Div Eaton), 330576 ASSY A (Huntington Ingalls Inc Div Newport News Shipbuilding).
There are 12 known substitutes for 4820-01-300-8511: 5136-00-236-4317, 6220-00-741-2769, 9540-01-071-3495 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 54415: Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Style Designator: STRAIGHT THRU; Material: STEEL COMP 410 FLOW CONTROL DEVICE; Media for Which Designed: HYDRAULIC FLUID, SILICATE-ESTER BASE FOURTH RESPONSE. 14 total characteristics are documented in the Federal Logistics Information System.