The Valve,angle, cataloged under National Stock Number 4820-01-087-2221, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-087-2221 |
| Primary Part Number | P14-500 1-4IN |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Circor Aerospace, Inc. Dba Circor Aerospace Inc |
| Status | CANCELLED |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 3A ALL ENDS A |
| Nominal Thread Size | 0.312 INCHES SECOND END IN |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Valve Operation Method | MANUAL |
| Flow Control Device | POPPET |
| Style Designator | ANGLE |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | ALUMINUM ALLOY 7075 BODY |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Thread Series Designator | UNF SECOND END |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SPRING |
| Bonnet Attachment Method | THREADED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| P14-500 1-4IN | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| P14-500 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| MIL-DTL-81940/1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M81940/1-1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 4820PL0777495 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AMD-1136 ITEM 1 | Appleton Marine Inc (USA) |
NSN 4820-01-087-2221 is a Valve,angle, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-087-2221 has 6 cross-referenced part numbers: P14-500 1-4IN (Circor Aerospace, Inc. Dba Circor Aerospace Inc), P14-500 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), MIL-DTL-81940/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M81940/1-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 4820PL0777495 (Jednolity Indeks Materialowy - Uniform Material Index) and 1 more.
There are 3 known substitutes for 4820-01-087-2221: 3110-00-120-4365, 4820-01-104-5169, 4820-01-322-7580. Verify interchangeability with system specifications before substitution.
Key specifications for P14-500 1-4IN: Connection Type: THREADED EXTERNAL TUBE FIRST END; Maximum Operating Temp: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF; Thread Class: 3A ALL ENDS A; Nominal Thread Size: 0.312 INCHES SECOND END IN. 20 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-087-2221 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.