The Valve,check, cataloged under National Stock Number 4820-00-857-4470, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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 | 4820-00-857-4470 |
| Primary Part Number | 356343 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Thread Class | 3A ALL ENDS A |
| Thread Series Designator | UNF ALL ENDS |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Surface Treatment | ANODIZE |
| Flow Control Device | CONE |
| Disk Loading Method | SPRING |
| Style Designator | STRAIGHT THRU |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Thread Quantity Per Inch | 20 ALL ENDS |
| Material | ALUMINUM ALLOY BODY |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 356343 | Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA) |
| 356343 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA) |
| 1-960-1 | Parker Hannifin Corporation Div Aerospace Group Headquarters (USA) |
| 356343 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| 356343 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
NSN 4820-00-857-4470 is a Valve,check, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-857-4470 has 5 cross-referenced part numbers: 356343 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 356343 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), 1-960-1 (Parker Hannifin Corporation Div Aerospace Group Headquarters), 356343 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 356343 (Honeywell International Inc. Div Aerospace - Torrance).
There are 8 known substitutes for 4820-00-857-4470: 5930-00-387-1970, 5915-00-410-5396, 3455-00-596-5100 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 356343: Nominal Thread Size: 0.438 INCHES ALL ENDS IN; Thread Class: 3A ALL ENDS A; Thread Series Designator: UNF ALL ENDS; Mounting Position: HORIZONTAL OR VERTICAL. 16 total characteristics are documented in the Federal Logistics Information System.