The Valve,check, cataloged under National Stock Number 4820-01-528-4068, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Excell Technologies International Corporation Dba Exceltec. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-528-4068 |
| Primary Part Number | EDG-0503 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Excell Technologies International Corporation Dba Exceltec |
| Status | ACTIVE |
| Valve Operation Method | AUTOMATIC |
| Style Designator | STRAIGHT THRU |
| Disk Loading Method | WEIGHT |
| Connection Style | GASKET SEAL (PIPE) ALL ENDS |
| Mounting Position | HORIZONTAL |
| Media for Which Designed | WATER, FRESH SECOND RESPONSE |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Material | PLASTIC POLYVINYL CHLORIDE (PVC) BODY |
| Flow Control Device | BALL |
| Renewable Seat Ring Type | PRESSED-IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 0503 | Excell Technologies International Corporation Dba Exceltec (USA) |
| 03Y61TM-0247 REF H3 FIND 124 | Exceltec Intl Corp (USA) |
| TC 10025T | Parker-Hannifin Corp Div Parflex Division (USA) |
| 0503 | Exceltec Intl Corp (USA) |
| 03Y61TM-0250 REV F FIND 118 | Exceltec Intl Corp (USA) |
| S6265-A3-MMA-010 INDEX 7-12-118 | Exceltec Intl Corp (USA) |
| EDG-0503 PRIMARY | Excell Technologies International Corporation Dba Exceltec (USA) |
| EDG-0503 | Exceltec Intl Corp (USA) |
NSN 4820-01-528-4068 is a Valve,check, manufactured by Excell Technologies International Corporation Dba Exceltec, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-528-4068 has 8 cross-referenced part numbers: 0503 (Excell Technologies International Corporation Dba Exceltec), 03Y61TM-0247 REF H3 FIND 124 (Exceltec Intl Corp), TC 10025T (Parker-Hannifin Corp Div Parflex Division), 0503 (Exceltec Intl Corp), 03Y61TM-0250 REV F FIND 118 (Exceltec Intl Corp) and 3 more.
There are 3 known substitutes for 4820-01-528-4068: 4820-00-273-8518, 6750-01-379-8544, 8465-01-615-4307. Verify interchangeability with system specifications before substitution.
Key specifications for EDG-0503: Valve Operation Method: AUTOMATIC; Style Designator: STRAIGHT THRU; Disk Loading Method: WEIGHT; Special Features: 1/4" FULL PORT BALL CHECK VALVE; VALVE BODY CAN BE REMOVED FROM LINE FOR REPAIR OR INSPECTION; HAS VITON O-RINGS AND (DOUBLE) STEM SEALS; SUITABLE FOR CORROSIVE OR ULTRA-PURE APPLICATIONS. 12 total characteristics are documented in the Federal Logistics Information System.