The Valve,safety Relief, cataloged under National Stock Number 4820-01-298-8585, 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 27 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-298-8585 |
| Primary Part Number | D-10L-11 3IN PLG 9T11PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Adjustable Pressure Range | +9.0 TO 11.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Attachment Method | BOLTED |
| Operating Pressure | 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bolt Hole Nominal Diameter | 0.750 INCHES ALL ENDS IN |
| Material | STEEL COMP 416 STEM |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Bolt Circle Nominal Diameter | 6.000 INCHES ALL ENDS IN |
| Style Designator | ANGLE FLANGED ENDS |
| Second Connection Face to Centerline Distance | 6.500 INCHES IN |
| Nominal Thickness | 0.938 INCHES ALL ENDS IN |
| Media for Which Designed | STEAM SECOND RESPONSE |
| Raised Face Nominal Height | 0.062 INCHES ALL ENDS IN |
| Raised Face Nominal Diameter | 5.000 INCHES ALL ENDS IN |
| Nominal Outside Diameter | 7.500 INCHES ALL ENDS IN |
| Flow Control Device | DISK |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Maximum Operating Temp | 100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Type | FLANGE ALL ENDS |
| Media for Which Designed | AIR FIRST RESPONSE |
| Valve Operation Method | AUTOMATIC |
| Material | STEEL BODY |
| First Connection Face to Centerline Distance | 6.500 INCHES IN |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Disk Loading Method | SPRING |
| Bolt Hole Quantity | 4 ALL ENDS |
| Bonnet Type | INSIDE SCREW |
| Valve Size | 3.000 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A2589 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| A2589 FIGURE D-10L 3IN 9T11 | Kunkle Industries Inc Lonergan Valve Div (USA) |
| D-10L-11 3IN PLG 9T11PSI | Kunkle Industries Inc Lonergan Valve Div (USA) |
| D-10L-11 3IN PLG 9T11PSI PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| A2589 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-298-8585 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 4820-01-298-8585 has 5 cross-referenced part numbers: A2589 (Kunkle Industries Inc Lonergan Valve Div), A2589 FIGURE D-10L 3IN 9T11 (Kunkle Industries Inc Lonergan Valve Div), D-10L-11 3IN PLG 9T11PSI (Kunkle Industries Inc Lonergan Valve Div), D-10L-11 3IN PLG 9T11PSI (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A2589 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 10 known substitutes for 4820-01-298-8585: 4730-00-525-7419, 6210-00-643-1217, 5365-01-126-5355 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for D-10L-11 3IN PLG 9T11PSI: Adjustable Pressure Range: +9.0 TO 11.0 POUNDS PER SQUARE INCH LBS; Bonnet Attachment Method: BOLTED; Operating Pressure: 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Bolt Hole Nominal Diameter: 0.750 INCHES ALL ENDS IN. 27 total characteristics are documented in the Federal Logistics Information System.