The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-00-678-0298, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is General Regulator Corp. Dba Accudriv. Government technical data includes 9 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-678-0298 |
| Primary Part Number | 81652-01 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | General Regulator Corp. Dba Accudriv |
| Status | ACTIVE |
| Style Designator | SPECIAL SHAPED |
| Bolt Circle Diameter | 1.812 INCHES NOMINAL IN |
| Material Thickness | 0.012 INCHES NOMINAL IN |
| Bead Diameter | 1.312 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Hole Diameter | 0.187 INCHES NOMINAL IN |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Bolt Hole Quantity | 12 |
| Center Hole Diameter | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-678-0298 is a Diaphragm,actuator Valve,special, manufactured by General Regulator Corp. Dba Accudriv, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-678-0298 has 3 cross-referenced part numbers: 81652-01 (General Regulator Corp. Dba Accudriv), 1865-14 (General Regulator Corp. Dba Accudriv), 1892-14 (General Regulator Corp. Dba Accudriv).
There are 3 known substitutes for 4820-00-678-0298: 5305-00-286-1380, 2920-01-099-6368, 5330-01-377-4436. Verify interchangeability with system specifications before substitution.
Key specifications for 81652-01: Style Designator: SPECIAL SHAPED; Bolt Circle Diameter: 1.812 INCHES NOMINAL IN; Material Thickness: 0.012 INCHES NOMINAL IN; Bead Diameter: 1.312 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.