The Valve,safety Relief, cataloged under National Stock Number 4820-01-227-1014, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-227-1014 |
| Primary Part Number | A3073ANDLCT14/PLG1/2X11100SET |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Bolt Hole Quantity | 4 ALL ENDS |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Second Connection Face to Centerline Distance | 4.650 INCHES IN |
| Nominal Thickness | 0.438 INCHES SECOND END IN |
| Nominal Outside Diameter | 4.250 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 3.125 INCHES FIRST END IN |
| Valve Size | 0.500 INCHES IN |
| Valve Operation Method | AUTOMATIC |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Opening Pressure Setting | 1100.0 POUNDS PER SQUARE INCH LBS |
| Material | STEEL COMP 316 AND STEEL UNS J03002 BODY |
| First Connection Face to Centerline Distance | 3.969 INCHES IN |
| Bolt Circle Nominal Diameter | 2.375 INCHES SECOND END IN |
| Raised Face Nominal Diameter | 1.375 INCHES SECOND END IN |
| Nominal Outside Diameter | 3.500 INCHES SECOND END IN |
| Raised Face Nominal Diameter | 2.000 INCHES FIRST END IN |
| Connection Type | FLANGE ALL ENDS |
| Bolt Hole Nominal Diameter | 0.625 INCHES ALL ENDS IN |
| Raised Face Nominal Height | 0.062 INCHES ALL ENDS IN |
| Nominal Thickness | 0.562 INCHES FIRST END IN |
| Maximum Operating Temp | 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Style Designator | ANGLE FLANGED ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A3073 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| LCT14/PLG1/2X1A | Kunkle Industries Inc Lonergan Valve Div (USA) |
| A3073ANDLCT14/PLG1/2X11100SET PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| A3073 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| A3073ANDLCT14/PLG1/2X11100SET | Kunkle Industries Inc Lonergan Valve Div (USA) |
NSN 4820-01-227-1014 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-227-1014 has 5 cross-referenced part numbers: A3073 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), LCT14/PLG1/2X1A (Kunkle Industries Inc Lonergan Valve Div), A3073ANDLCT14/PLG1/2X11100SET (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A3073 (Kunkle Industries Inc Lonergan Valve Div), A3073ANDLCT14/PLG1/2X11100SET (Kunkle Industries Inc Lonergan Valve Div).
There are 3 known substitutes for 4820-01-227-1014: 3120-00-287-6301, 5915-01-020-1769, 2910-01-220-1776. Verify interchangeability with system specifications before substitution.
Key specifications for A3073ANDLCT14/PLG1/2X11100SET: Flow Control Device: DISK; Bolt Hole Quantity: 4 ALL ENDS; Special Features: PACKED LIFT CAP 11.562 IN. DIA NOMINAL IN; Flange Face Design: RAISED STRAIGHT ALL ENDS. 25 total characteristics are documented in the Federal Logistics Information System.