The Valve,check, cataloged under National Stock Number 4820-01-187-1839, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lake Shore Systems, Inc.. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Valve,check |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Lake Shore Systems, Inc. (CAGE 34712); Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (CAGE 72352) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-187-1839 |
| Primary Part Number | 318514 ITEM 11 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 318514 ITEM 11 PRIMARY | Lake Shore Systems, Inc. (USA) |
| 318514 | Lake Shore Systems, Inc. (USA) |
| 443-16SS-2-16 | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 443-16SS-2-6 | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
NSN 4820-01-187-1839 is a Valve,check, manufactured by Lake Shore Systems, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-187-1839 has 4 cross-referenced part numbers: 318514 ITEM 11 (Lake Shore Systems, Inc.), 318514 (Lake Shore Systems, Inc.), 443-16SS-2-16 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 443-16SS-2-6 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris).
There are 5 known substitutes for 4820-01-187-1839: 5950-01-014-1784, 5330-01-103-1533, 4820-01-187-1840 and 2 more. Verify interchangeability with system specifications before substitution.