The Valve,check, cataloged under National Stock Number 4820-00-148-0087, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-148-0087 |
| Primary Part Number | B-1620-E-8IN CID 882039137 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | CANCELLED |
| Disk Loading Method | WEIGHT |
| Nondefinitive Spec/std Data | 8 IN SIZE AND A GROUP AND 3 TYPE AND A STYLE AND 3 TRIM AND 150 CLASS IN |
| Operating Pressure | 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Nominal Outside Diameter | 13.500 INCHES ALL ENDS IN |
| Face to Face Distance | 19.500 INCHES IN |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Bolt Circle Nominal Diameter | 11.750 INCHES ALL ENDS IN |
| Material | NICKEL ALLOY SEAT |
| Valve Size | 8.000 INCHES IN |
| Material | COPPER ALLOY 836 BODY |
| Material | COPPER ALLOY 836 FLOW CONTROL DEVICE |
| Renewable Seat Ring Type | THREADED |
| Flow Control Device | DISK |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Material Document and Classification | ASTM B61 OR B62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Maximum Operating Temp | 366.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Thickness | 0.938 INCHES ALL ENDS IN |
| Material Document and Classification | QQ-N-233,COMP B FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Supplementary Features | SWING TYPE |
| Material Document and Classification | ASTM B61 OR B62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Bolt Hole Nominal Diameter | 0.875 INCHES ALL ENDS IN |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Bolt Hole Quantity | 8 ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Flange Face Design | PLAIN ALL ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B-1620-E-8IN CID 882039137 | Hunt Valve Company, Inc. (USA) |
| 8668 ITEM B15SW-8IN | William E Williams Valve Corp (USA) |
| 8668-8-4 | William E Williams Valve Corp (USA) |
| 8668 | William E Williams Valve Corp (USA) |
| B-1620-E-8IN CID 882039137 | Pima Valve, Llc (USA) |
| 8668-8-14 | William E Williams Valve Corp (USA) |
| B-1620-E 8IN | Pima Valve, Llc (USA) |
| B15SW-8IN 8668 | William E Williams Valve Corp (USA) |
| 8668 ITEM 4 8IN | William E Williams Valve Corp (USA) |
| B15SW 8IN | William E Williams Valve Corp (USA) |
| B-1620-E-8IN C1D 882039137 | Pima Valve, Llc (USA) |
NSN 4820-00-148-0087 is a Valve,check, manufactured by Hunt Valve Company, Inc., classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-148-0087 has 11 cross-referenced part numbers: B-1620-E-8IN CID 882039137 (Hunt Valve Company, Inc.), 8668 ITEM B15SW-8IN (William E Williams Valve Corp), 8668-8-4 (William E Williams Valve Corp), 8668 (William E Williams Valve Corp), B-1620-E-8IN CID 882039137 (Pima Valve, Llc) and 6 more.
There are 7 known substitutes for 4820-00-148-0087: 5995-00-173-7465, 6830-00-902-2430, 5340-01-230-1573 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for B-1620-E-8IN CID 882039137: Disk Loading Method: WEIGHT; Nondefinitive Spec/std Data: 8 IN SIZE AND A GROUP AND 3 TYPE AND A STYLE AND 3 TRIM AND 150 CLASS IN; Operating Pressure: 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS; Flange Shape: ROUND WITH HOLES ALL ENDS. 28 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-148-0087 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.