The Valve,safety Relief, cataloged under National Stock Number 4820-00-522-5728, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 4 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-522-5728 |
| Primary Part Number | 78697 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | CANCELLED |
| Disk Loading Method | SPRING |
| Style Designator | STRAIGHT THRU |
| Flow Control Device | DISK |
| Opening Pressure Setting | 800.0 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 78697 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 4820-00-522-5728 is a Valve,safety Relief, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-522-5728 has 1 cross-referenced part number: 78697 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
There are 2 known substitutes for 4820-00-522-5728: 5950-00-359-5525, 3030-01-357-9068. Verify interchangeability with system specifications before substitution.
Key specifications for 78697: Disk Loading Method: SPRING; Style Designator: STRAIGHT THRU; Flow Control Device: DISK; Opening Pressure Setting: 800.0 POUNDS PER SQUARE INCH LBS. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-522-5728 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.