The Valve,safety Relief, cataloged under National Stock Number 4820-01-248-6252, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 25 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-248-6252 |
| Primary Part Number | D50128 PART R10AL2L211 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Connection Type | FLANGE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Material | COPPER ALLOY BODY |
| Bonnet Type | INSIDE SCREW |
| Material | NICKEL ALLOY SEAT |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Valve Size | 3.000 INCHES IN |
| Bolt Hole Quantity | 8 ALL ENDS |
| Bonnet Attachment Method | BOLTED |
| Bolt Hole Nominal Diameter | 0.562 INCHES ALL ENDS IN |
| Material | STEEL CORROSION RESISTING STEM |
| Bolt Circle Nominal Diameter | 5.500 INCHES ALL ENDS IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Flange Face Design | PLAIN ALL ENDS |
| First Connection Face to Centerline Distance | 5.750 INCHES IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Nominal Outside Diameter | 6.620 INCHES ALL ENDS IN |
| Second Connection Face to Centerline Distance | 5.750 INCHES IN |
| Nominal Thickness | 0.500 INCHES ALL ENDS IN |
| Furnished Items and Quantity | 1 LEVER |
| Flow Control Device | DISK |
| Adjustable Pressure Range | +48.0 TO 59.0 POUNDS PER SQUARE INCH LBS |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Style Designator | ANGLE FLANGED ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D50128 | Hunt Valve Company Inc Dba Union Flonetics (USA) |
| D50128 PART R10AL2L211 PRIMARY | Hunt Valve Company, Inc. (USA) |
| D50128 PART R10AL2L211 | Hunt Valve Company Inc Dba Union Flonetics (USA) |
| D50128 | Hunt Valve Company, Inc. (USA) |
| R10AL2L211 AND | Hunt Valve Company Inc Dba Union Flonetics (USA) |
NSN 4820-01-248-6252 is a Valve,safety Relief, manufactured by Hunt Valve Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-248-6252 has 5 cross-referenced part numbers: D50128 (Hunt Valve Company Inc Dba Union Flonetics), D50128 PART R10AL2L211 (Hunt Valve Company, Inc.), D50128 PART R10AL2L211 (Hunt Valve Company Inc Dba Union Flonetics), D50128 (Hunt Valve Company, Inc.), R10AL2L211 AND (Hunt Valve Company Inc Dba Union Flonetics).
There are 6 known substitutes for 4820-01-248-6252: 4820-01-180-0849, 4820-01-354-2562, 4820-01-440-4478 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for D50128 PART R10AL2L211: Connection Type: FLANGE ALL ENDS; Valve Operation Method: AUTOMATIC; Material: COPPER ALLOY BODY; Bonnet Type: INSIDE SCREW. 25 total characteristics are documented in the Federal Logistics Information System.