The Valve,check, cataloged under National Stock Number 4820-00-772-8856, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-772-8856 |
| Primary Part Number | 123002 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Valve Operation Method | AUTOMATIC |
| Mounting Position | HORIZONTAL |
| Disk Loading Method | SPRING |
| Flow Control Device | DISK |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-772-8856 is a Valve,check, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-772-8856 has 2 cross-referenced part numbers: 123002 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 123002 (Honeywell International Inc. Div Aerospace - Torrance).
There are 4 known substitutes for 4820-00-772-8856: 5999-00-151-4035, 5998-00-400-0762, 5998-01-420-6593 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 123002: Style Designator: STRAIGHT THRU; Valve Operation Method: AUTOMATIC; Mounting Position: HORIZONTAL; Disk Loading Method: SPRING. 5 total characteristics are documented in the Federal Logistics Information System.