The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-930-1982, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Itt Marlow a Unit of Itt Pumps and Compressors Div. Government technical data includes 5 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-930-1982 |
| Primary Part Number | 31049 |
| Item Name | Diaphragm,valve,flat |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Itt Marlow a Unit of Itt Pumps and Compressors Div |
| Status | ACTIVE |
| Center Hole Diameter | 0.224 INCHES NOMINAL IN |
| Style Designator | FLAT |
| Material Thickness | 0.124 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Outside Diameter | 5.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 31049 PRIMARY | Itt Marlow a Unit of Itt Pumps and Compressors Div (USA) |
NSN 4820-00-930-1982 is a Diaphragm,valve,flat, manufactured by Itt Marlow a Unit of Itt Pumps and Compressors Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-930-1982 has 1 cross-referenced part number: 31049 (Itt Marlow a Unit of Itt Pumps and Compressors Div).
There are 5 known substitutes for 4820-00-930-1982: 5330-00-576-3780, 5910-01-107-6608, 4730-01-135-7501 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 31049: Center Hole Diameter: 0.224 INCHES NOMINAL IN; Style Designator: FLAT; Material Thickness: 0.124 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 5 total characteristics are documented in the Federal Logistics Information System.