The Valve,check, cataloged under National Stock Number 4820-01-221-2012, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hein Werner Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 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 | Hein Werner Corp (CAGE 28047) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-221-2012 |
| Primary Part Number | 81081 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hein Werner Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 81081 PRIMARY | Hein Werner Corp (USA) |
NSN 4820-01-221-2012 is a Valve,check, manufactured by Hein Werner Corp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-221-2012 has 1 cross-referenced part number: 81081 (Hein Werner Corp).
There are 8 known substitutes for 4820-01-221-2012: 1650-00-128-9104, 2815-00-214-3871, 4720-01-195-8691 and 5 more. Verify interchangeability with system specifications before substitution.