The Valve,check, cataloged under National Stock Number 4820-00-919-3075, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Johnson C S Co Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-919-3075 |
| Primary Part Number | 45151 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Johnson C S Co Inc |
| Status | CANCELLED |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Nondefinitive Spec/std Data | 1 TYPE AND 125 CLASS |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Mounting Position | HORIZONTAL |
| Material | COPPER ALLOY BODY |
| Valve Operation Method | AUTOMATIC |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Flow Control Device | DISK |
| Specification/standard Data | 59646-MSS-SP-80 MANUFACTURERS STANDARD |
| Material | COPPER ALLOY SEAT |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Thread Series Designator | NPT ALL ENDS |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4820-00-919-3075 is a Valve,check, manufactured by Johnson C S Co Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-919-3075 has 4 cross-referenced part numbers: 103B (Ohio Brass Co), MSS-SP-80 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), 45151 (Johnson C S Co Inc), 50191 (Ohio Brass Co).
There are 12 known substitutes for 4820-00-919-3075: 4720-00-052-3579, 5355-00-090-3665, 4730-00-118-7530 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 45151: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Media for Which Designed: STEAM SINGLE RESPONSE; Nominal Thread Size: 0.250 INCHES ALL ENDS IN; Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-919-3075 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.