The Disk,valve, cataloged under National Stock Number 4820-01-287-7970, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is William E Williams Valve Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-287-7970 |
| Primary Part Number | 153F-1 4IN ITEM 3 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | William E Williams Valve Corp |
| Status | ACTIVE |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 153F-1 4IN ITEM 3 PRIMARY | William E Williams Valve Corp (USA) |
| 8751 | William E Williams Valve Corp (USA) |
NSN 4820-01-287-7970 is a Disk,valve, manufactured by William E Williams Valve Corp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-287-7970 has 2 cross-referenced part numbers: 153F-1 4IN ITEM 3 (William E Williams Valve Corp), 8751 (William E Williams Valve Corp).
There are 7 known substitutes for 4820-01-287-7970: 5310-00-025-7780, 6145-00-080-1817, 5910-00-583-4829 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 153F-1 4IN ITEM 3: Material: STEEL. 1 total characteristics are documented in the Federal Logistics Information System.