The Valve,restrictor Check, cataloged under National Stock Number 4820-01-202-3466, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Transact Intl Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-202-3466 |
| Primary Part Number | 4681 |
| Item Name | Valve,restrictor Check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Transact Intl Inc |
| Status | ACTIVE |
| Material | ALUMINUM BODY |
| Thread Series Designator | NPTF ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4681 | Transact Intl Inc (USA) |
| 1304-5-4.6 | Vonberg Valve, Inc. (USA) |
| 20100-104-4.6 | Vonberg Valve, Inc. (USA) |
NSN 4820-01-202-3466 is a Valve,restrictor Check, manufactured by Transact Intl Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-202-3466 has 3 cross-referenced part numbers: 4681 (Transact Intl Inc), 1304-5-4.6 (Vonberg Valve, Inc.), 20100-104-4.6 (Vonberg Valve, Inc.).
There are 6 known substitutes for 4820-01-202-3466: 5950-01-018-3832, 6145-01-066-6800, 5970-01-099-0194 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4681: Material: ALUMINUM BODY; Thread Series Designator: NPTF ALL ENDS; Valve Operation Method: AUTOMATIC; Nominal Thread Size: 0.500 INCHES ALL ENDS IN. 4 total characteristics are documented in the Federal Logistics Information System.