The Valve,check, cataloged under National Stock Number 4820-01-424-2169, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Air & Liquid Systems Corporation Dba Buffalo Pumps. This item has 4 commercial cross-references from 1 manufacturer, 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 | Air & Liquid Systems Corporation Dba Buffalo Pumps (CAGE 83130) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-424-2169 |
| Primary Part Number | CA16371 IT-177 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Air & Liquid Systems Corporation Dba Buffalo Pumps |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CA16371 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| PL 4013CRSP-1 IT-177 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| 249-51-1024 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| CA16371 IT-177 PRIMARY | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
NSN 4820-01-424-2169 is a Valve,check, manufactured by Air & Liquid Systems Corporation Dba Buffalo Pumps, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-424-2169 has 4 cross-referenced part numbers: CA16371 (Air & Liquid Systems Corporation Dba Buffalo Pumps), PL 4013CRSP-1 IT-177 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 249-51-1024 (Air & Liquid Systems Corporation Dba Buffalo Pumps), CA16371 IT-177 (Air & Liquid Systems Corporation Dba Buffalo Pumps).
There are 5 known substitutes for 4820-01-424-2169: 5935-00-201-4396, 4320-01-423-7627, 4320-01-423-7632 and 2 more. Verify interchangeability with system specifications before substitution.