The Seat,valve, cataloged under National Stock Number 4820-01-310-4719, 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 3 verified specifications, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-310-4719 |
| Primary Part Number | 8995 ITEM 3 2.50IPS |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | William E Williams Valve Corp |
| Status | ACTIVE |
| Material | NICKEL ALLOY SEAT |
| Style Designator | PLAIN |
| Seating Surface Shape | FLAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8995 | William E Williams Valve Corp (USA) |
| 8995 ITEM 3 2.50IPS PRIMARY | William E Williams Valve Corp (USA) |
NSN 4820-01-310-4719 is a Seat,valve, manufactured by William E Williams Valve Corp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-310-4719 has 2 cross-referenced part numbers: 8995 (William E Williams Valve Corp), 8995 ITEM 3 2.50IPS (William E Williams Valve Corp).
There are 5 known substitutes for 4820-01-310-4719: 5940-00-549-7474, 9905-01-174-0248, 4820-01-307-6178 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8995 ITEM 3 2.50IPS: Material: NICKEL ALLOY SEAT; Style Designator: PLAIN; Seating Surface Shape: FLAT. 3 total characteristics are documented in the Federal Logistics Information System.