The Valve,safety Relief, cataloged under National Stock Number 4820-01-198-0772, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-198-0772 |
| Primary Part Number | V-111 29T38PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Nominal Outside Diameter | 6.000 INCHES FIRST END IN |
| Raised Face Nominal Diameter | 3.625 INCHES FIRST END IN |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Disk Loading Method | SPRING |
| Bolt Circle Nominal Diameter | 3.125 INCHES SECOND END IN |
| Valve Operation Method | AUTOMATIC |
| Bolt Hole Quantity | 4 ALL ENDS |
| Connection Type | FLANGE ALL ENDS |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Material | STEEL CORROSION RESISTING STEM |
| Operating Pressure | 120.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| First Connection Face to Centerline Distance | 4.688 INCHES IN |
| Style Designator | ANGLE FLANGED ENDS |
| Adjustable Pressure Range | +29.0 TO 38.0 POUNDS PER SQUARE INCH LBS |
| Second Connection Face to Centerline Distance | 4.875 INCHES IN |
| Bolt Circle Nominal Diameter | 4.750 INCHES FIRST END IN |
| Flow Control Device | DISK |
| Bonnet Attachment Method | UNION |
| Bolt Hole Nominal Diameter | 0.625 INCHES SECOND END IN |
| Raised Face Nominal Height | 0.062 INCHES ALL ENDS IN |
| Material | STEEL BODY |
| Bolt Hole Nominal Diameter | 0.750 INCHES FIRST END IN |
| Nominal Thickness | 0.562 INCHES SECOND END IN |
| Raised Face Nominal Diameter | 2.000 INCHES SECOND END IN |
| Bonnet Type | INSIDE SPRING |
| Valve Size | 1.000 INCHES IN |
| Nominal Thickness | 0.750 INCHES FIRST END IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | STEEL CORROSION RESISTING SEAT |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| V-111 29T38PSI | Kunkle Industries Inc Lonergan Valve Div (USA) |
| V-111 29T38PSI | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| NMP-1514 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| V-111 29T38PSI PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| NMP-1514 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-198-0772 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-198-0772 has 5 cross-referenced part numbers: V-111 29T38PSI (Kunkle Industries Inc Lonergan Valve Div), V-111 29T38PSI (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), NMP-1514 (Kunkle Industries Inc Lonergan Valve Div), V-111 29T38PSI (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NMP-1514 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 6 known substitutes for 4820-01-198-0772: 2910-01-143-5496, 4820-01-148-2953, 4820-01-187-2278 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for V-111 29T38PSI: Nominal Outside Diameter: 6.000 INCHES FIRST END IN; Raised Face Nominal Diameter: 3.625 INCHES FIRST END IN; Flange Shape: ROUND WITH HOLES ALL ENDS; Disk Loading Method: SPRING. 30 total characteristics are documented in the Federal Logistics Information System.