NSN 4820-01-291-8539
Part Details | SYSTEM PRESSURE REGULATING VALVE
4820-01-291-8539 A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes VALVE, REGULATING, FLUID PRESSURE and VALVE, CALIBRATED FLOW.
Alternate Parts: 6854901, 68549-01, 4820-01-291-8539, 01-291-8539, 4820012918539, 012918539
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 06, 1989 | 01-291-8539 | 35896 ( VALVE, REGULATING, SYSTEM PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
PLAIN
ROUND W/ BOLT HOLES
PLAIN
ROUND W/ BOLT HOLES
PLAIN
ROUND W/ BOLT HOLES
PLAIN
Cross Reference | NSN 4820-01-291-8539
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 68549-01 | 86184 | GRISWOLD INDUSTRIES, CO.DBA CLA-VAL CO |
Technical Data | NSN 4820-01-291-8539
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | BRONZE, MIL-B-16541 |
| FLOW CONTROL DEVICE | DISK |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| FIRST END STYLE DESIGNATOR | PLAIN |
| FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| FIRST END BOLT HOLE QUANTITY | 14 |
| FIRST END FLANGE THICKNESS | 1.310 INCHES MINIMUM |
| FIRST END BOLT HOLE DIAMETER | 0.688 INCHES NOMINAL |
| FIRST END BOLT CIRCLE DIAMETER | 11.062 INCHES NOMINAL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | STRAIGHT THRU |
| FACE TO FACE DISTANCE | 25.790 INCHES NOMINAL |