The Valve,globe, cataloged under National Stock Number 4820-00-639-9811, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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 | 4820-00-639-9811 |
| Primary Part Number | 29790 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| Style Designator | STRAIGHT THRU W/OFFSET |
| Reference Number Differentiating Characteristics | SELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS |
| Valve Operation Method | MANUAL |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Bonnet Attachment Method | THREADED |
| Bonnet Type | INSIDE SCREW |
| Connection Style | PLAIN (TUBE) FIRST END |
| Flow Control Device | NEEDLE |
| Offset Distance | 0.875 INCHES IN |
| Features Provided | VALVE STEM LOCK SHIELD AND BONNET PACKING |
| Criticality Code Justification | ZZZY |
| Nominal Pipe Size Accommodated | 0.500 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 29790 | Crane Co Div Valve Div (USA) |
| S4824-3271993 | Naval Ship Systems Command (USA) |
NSN 4820-00-639-9811 is a Valve,globe, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-639-9811 has 2 cross-referenced part numbers: 29790 (Crane Co Div Valve Div), S4824-3271993 (Naval Ship Systems Command).
There are 2 known substitutes for 4820-00-639-9811: 2815-00-200-0068, 4470-01-009-9080. Verify interchangeability with system specifications before substitution.
Key specifications for 29790: Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Media for Which Designed: WATER, SALT SINGLE RESPONSE; Style Designator: STRAIGHT THRU W/OFFSET; Reference Number Differentiating Characteristics: SELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS. 14 total characteristics are documented in the Federal Logistics Information System.