The Valve,check, cataloged under National Stock Number 4820-01-673-6982, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crissair Inc Div Esco Technologies. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Valve,check |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030); Crissair Inc Div Esco Technologies (CAGE 99240) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-673-6982 |
| Primary Part Number | 1C4818 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crissair Inc Div Esco Technologies |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-673-6982 is a Valve,check, manufactured by Crissair Inc Div Esco Technologies, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-673-6982 has 2 cross-referenced part numbers: 5100068 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 1C4818 (Crissair Inc Div Esco Technologies).
There is 1 known substitute for 4820-01-673-6982: 5325-01-252-9827. Verify interchangeability with system specifications before substitution.