The Valve,check, cataloged under National Stock Number 4820-01-109-4133, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-109-4133 |
| Primary Part Number | 66626D |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Griswold Industries Dba Cla-Val Co |
| Status | CANCELLED |
| Style Designator | STRAIGHT THRU |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Thread Series Designator | NPT ALL ENDS |
| Material | ALUMINUM BODY |
| Supplementary Features | FLOW CONTROL DEVICE: DIAPHRAGM |
| Material | RUBBER FLOW CONTROL DEVICE |
| Mounting Position | HORIZONTAL |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4820-01-109-4133 is a Valve,check, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-109-4133 has 3 cross-referenced part numbers: 98164 (Griswold Industries Dba Cla-Val Co), 66626D (Griswold Industries Dba Cla-Val Co), 66626-00 (Griswold Industries Dba Cla-Val Co).
There is 1 known substitute for 4820-01-109-4133: 1005-01-562-0901. Verify interchangeability with system specifications before substitution.
Key specifications for 66626D: Style Designator: STRAIGHT THRU; Thread Direction: RIGHT-HAND ALL ENDS; Thread Series Designator: NPT ALL ENDS; Material: ALUMINUM BODY. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-109-4133 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.