The Valve,check, cataloged under National Stock Number 4820-01-220-8826, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tbv Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-220-8826 |
| Primary Part Number | 1701-1 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Tbv Inc |
| Status | ACTIVE |
| Material | TITANIUM OVERALL |
| Connection Style | SOCKET (PIPE) ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Valve Operation Method | AUTOMATIC |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Nominal Pipe Size Accommodated | 2.000 INCHES ALL ENDS IN |
| Flow Control Device | DISK |
| Mounting Position | VERTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1701-1 | Tbv Inc (USA) |
NSN 4820-01-220-8826 is a Valve,check, manufactured by Tbv Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-220-8826 has 1 cross-referenced part number: 1701-1 (Tbv Inc).
There are 12 known substitutes for 4820-01-220-8826: 4730-00-168-6445, 2910-00-416-2892, 5950-00-422-5372 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1701-1: Material: TITANIUM OVERALL; Connection Style: SOCKET (PIPE) ALL ENDS; Style Designator: STRAIGHT THRU; Valve Operation Method: AUTOMATIC. 8 total characteristics are documented in the Federal Logistics Information System.