The Disk,valve, cataloged under National Stock Number 4820-00-375-7976, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-375-7976 |
| Primary Part Number | 4824-935023ALT1PC4-7T010 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Inside Diameter | 0.330 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.295 INCHES NOMINAL IN |
| Under Flange Height | 0.705 INCHES NOMINAL IN |
| Style Designator | SWING CHECK |
| Material | STEEL |
| Outside Diameter | 0.710 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4824-935023ALT1PC4-7T010 PRIMARY | Naval Ship Systems Command (USA) |
| 7553 PRIMARY | Derbyshire Machine & Tool Co (USA) |
NSN 4820-00-375-7976 is a Disk,valve, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-375-7976 has 2 cross-referenced part numbers: 4824-935023ALT1PC4-7T010 (Naval Ship Systems Command), 7553 (Derbyshire Machine & Tool Co).
There are 8 known substitutes for 4820-00-375-7976: 5340-00-531-6856, 5930-00-631-1763, 5985-00-781-0314 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4824-935023ALT1PC4-7T010: Special Features: BRASS ARM; Inside Diameter: 0.330 INCHES NOMINAL IN; Flange Seat to Disk End Height: 0.295 INCHES NOMINAL IN; Under Flange Height: 0.705 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.