The Disk,valve, cataloged under National Stock Number 4820-00-005-7492, 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 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-005-7492 |
| Primary Part Number | 80640 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Griswold Industries Dba Cla-Val Co |
| Status | ACTIVE |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Outside Diameter | 1.375 INCHES NOMINAL IN |
| Material Document and Classification | MIL-STD-417, GRADE SC810 MIL STD SINGLE MATERIAL RESPONSE |
| Style Designator | PLAIN |
| Inside Diameter | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 80640 PRIMARY | Griswold Industries Dba Cla-Val Co (USA) |
NSN 4820-00-005-7492 is a Disk,valve, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-005-7492 has 1 cross-referenced part number: 80640 (Griswold Industries Dba Cla-Val Co).
There are 2 known substitutes for 4820-00-005-7492: 3110-00-100-3132, 5340-01-049-7055. Verify interchangeability with system specifications before substitution.
Key specifications for 80640: Overall Height: 0.250 INCHES NOMINAL IN; Material: RUBBER CHLOROPRENE CLASS CR; Outside Diameter: 1.375 INCHES NOMINAL IN; Material Document and Classification: MIL-STD-417, GRADE SC810 MIL STD SINGLE MATERIAL RESPONSE. 6 total characteristics are documented in the Federal Logistics Information System.