The Disk,valve, cataloged under National Stock Number 4820-00-035-6969, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Clayton Manufacturing Company. Government technical data includes 10 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 | 4820-00-035-6969 |
| Primary Part Number | 21949 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Clayton Manufacturing Company |
| Status | ACTIVE |
| Outside Diameter | 0.560 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 10 |
| Thread Series Designator | UNS |
| Material | COPPER ALLOY AND PLASTIC TETRAFLUOROETHYLENE |
| Shoulder Width | 0.250 INCHES NOMINAL IN |
| Seat Radius | 0.406 INCHES NOMINAL IN |
| Nominal Thread Size | 0.375 INCHES IN |
| Style Designator | PLUG |
| Shoulder Height | 0.125 INCHES NOMINAL IN |
| Thread Class | 2B |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21949 PRIMARY | Clayton Manufacturing Company (USA) |
NSN 4820-00-035-6969 is a Disk,valve, manufactured by Clayton Manufacturing Company, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-035-6969 has 1 cross-referenced part number: 21949 (Clayton Manufacturing Company).
There are 5 known substitutes for 4820-00-035-6969: 4510-00-035-4770, 4730-00-223-6410, 5961-00-235-8678 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21949: Outside Diameter: 0.560 INCHES NOMINAL IN; Thread Quantity Per Inch: 10; Thread Series Designator: UNS; Material: COPPER ALLOY AND PLASTIC TETRAFLUOROETHYLENE. 11 total characteristics are documented in the Federal Logistics Information System.