The Valve,check, cataloged under National Stock Number 4820-01-238-7798, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-238-7798 |
| Primary Part Number | 28310-3 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Haskel International, Llc Dba Haskel International, Llc |
| Status | ACTIVE |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Thread Series Designator | NPT SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Mounting Position | HORIZONTAL |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Nominal Thread Size | 1.000 INCHES FIRST END IN |
| Style Designator | STRAIGHT THRU |
| Thread Direction | RIGHT-HAND FIRST END |
| Valve Operation Method | AUTOMATIC |
| Flow Control Device | BALL |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Thread Series Designator | NPT FIRST END |
| Connection Style | PLAIN, OPTIONAL END (PIPE) SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28310-3 | Haskel International, Llc Dba Haskel International, Llc (USA) |
NSN 4820-01-238-7798 is a Valve,check, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-238-7798 has 1 cross-referenced part number: 28310-3 (Haskel International, Llc Dba Haskel International, Llc).
There are 2 known substitutes for 4820-01-238-7798: 5910-00-485-4854, 5935-01-306-0141. Verify interchangeability with system specifications before substitution.
Key specifications for 28310-3: Connection Type: THREADED INTERNAL PIPE SECOND END; Thread Series Designator: NPT SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Mounting Position: HORIZONTAL. 14 total characteristics are documented in the Federal Logistics Information System.