The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-916-4052, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 7 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-916-4052 |
| Primary Part Number | 12121-7 |
| Item Name | Diaphragm,valve,flat |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Center Hole Diameter | 0.760 INCHES NOMINAL IN |
| Hole Diameter | 0.500 INCHES NOMINAL IN |
| Style Designator | FLAT |
| Material Thickness | 0.132 INCHES NOMINAL IN |
| Outside Diameter | 9.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 8 |
| Bolt Circle Diameter | 8.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 12121-7 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 4820-00-916-4052 is a Diaphragm,valve,flat, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-916-4052 has 1 cross-referenced part number: 12121-7 (Leslie Controls, Inc. Dba Leslie Controls Inc).
There is 1 known substitute for 4820-00-916-4052: 5306-00-392-5364. Verify interchangeability with system specifications before substitution.
Key specifications for 12121-7: Center Hole Diameter: 0.760 INCHES NOMINAL IN; Hole Diameter: 0.500 INCHES NOMINAL IN; Style Designator: FLAT; Material Thickness: 0.132 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.