The Valve,safety Relief, cataloged under National Stock Number 4820-01-270-6415, 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 24 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-270-6415 |
| Primary Part Number | E20153B51M |
| 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 Thickness | 0.906 INCHES ALL ENDS IN |
| First Connection Face to Centerline Distance | 5.062 INCHES IN |
| Valve Operation Method | AUTOMATIC |
| Material | NICKEL ALLOY STEM |
| Second Connection Face to Centerline Distance | 5.062 INCHES IN |
| Media for Which Designed | GAS, INERT SINGLE RESPONSE |
| Maximum Operating Temp | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | COPPER ALLOY BODY |
| Bolt Hole Quantity | 8 ALL ENDS |
| Valve Size | 3.000 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Flow Control Device | DISK |
| Style Designator | ANGLE FLANGED ENDS |
| Material | NICKEL ALLOY SEAT |
| Flange Face Design | PLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 6.625 INCHES ALL ENDS IN |
| Bolt Hole Nominal Diameter | 0.875 INCHES ALL ENDS IN |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Nominal Outside Diameter | 8.250 INCHES ALL ENDS IN |
| Adjustable Pressure Range | +10.0 TO 14.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Type | INSIDE SCREW |
| Connection Type | FLANGE ALL ENDS |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E20153B51M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| E20153B51M PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| D54FF-02 3INCH | Danco Valve Company (USA) |
| 20153 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| BEMHH02SKK | Danco Valve Company (USA) |
NSN 4820-01-270-6415 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 4820-01-270-6415 has 5 cross-referenced part numbers: E20153B51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), E20153B51M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), D54FF-02 3INCH (Danco Valve Company), 20153 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), BEMHH02SKK (Danco Valve Company).
There are 8 known substitutes for 4820-01-270-6415: 3460-00-250-1336, 4940-00-391-4640, 5935-00-451-0824 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for E20153B51M: Nominal Thickness: 0.906 INCHES ALL ENDS IN; First Connection Face to Centerline Distance: 5.062 INCHES IN; Valve Operation Method: AUTOMATIC; Material: NICKEL ALLOY STEM. 25 total characteristics are documented in the Federal Logistics Information System.