The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-957-5639, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division. Government technical data includes 21 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-957-5639 |
| Primary Part Number | 07R321AC |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division |
| Status | ACTIVE |
| Renewable Seat Ring Type | PRESSED-IN |
| First End Thread Direction | RIGHT-HAND |
| Thread Size and Series/type Designator | 1/4-18 NPTF FIRST END |
| Material | PLASTIC STEM |
| Mounting Facility | CLAMP |
| Material | PLASTIC FLOW CONTROL DEVICE |
| Flow Control Device | DISK |
| Body Style | STRAIGHT THRU |
| First End Style Designator | PLAIN |
| First End Connection Type | THREADED INTERNAL PIPE |
| Manual Control Method | TEE HANDLE |
| Material | RUBBER SEAT |
| Media for Which Designed | AIR |
| Temp Rating | 175.0 FAHRENHEIT MAXIMUM DEGF |
| Second End Relationship with First End | IDENTICAL |
| Filter | NOT INCLUDED |
| Regulation Type | MANUAL SINGLE STAGE |
| End Connection Quantity | 2 |
| Valve Stem Design | SINGLE SEAT |
| Maximum Inlet Pressure Rating | ERR-060 |
| Valve Loading Method | SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 07R321AB | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
| 07R321AC PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
| 07R315AC/P781643 | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
| 1-089 | Fisher Scientific Company L.l.c. (USA) |
| 1-088 | Fisher Scientific Company L.l.c. (USA) |
| 07R315AB/P781643 | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
NSN 4820-00-957-5639 is a Valve,regulating,fluid Pressure, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-957-5639 has 6 cross-referenced part numbers: 07R321AB (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division), 07R321AC (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division), 07R315AC/P781643 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division), 1-089 (Fisher Scientific Company L.l.c.), 1-088 (Fisher Scientific Company L.l.c.) and 1 more.
There are 12 known substitutes for 4820-00-957-5639: 5940-00-119-4174, 5962-00-135-7054, 7510-00-161-6813 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 07R321AC: Renewable Seat Ring Type: PRESSED-IN; First End Thread Direction: RIGHT-HAND; End Item Identification: 6640-00-538-2736; Thread Size and Series/type Designator: 1/4-18 NPTF FIRST END. 22 total characteristics are documented in the Federal Logistics Information System.