The Seat,valve, cataloged under National Stock Number 4820-01-027-2280, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mark Controls Corp Pacific Valves Div. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-027-2280 |
| Primary Part Number | A4703 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Mark Controls Corp Pacific Valves Div |
| Status | ACTIVE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-027-2280 is a Seat,valve, manufactured by Mark Controls Corp Pacific Valves Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-027-2280 has 2 cross-referenced part numbers: A4703 (Mark Controls Corp Pacific Valves Div), 5-594PC14 (Mark Controls Corp Pacific Valves Div).
There are 3 known substitutes for 4820-01-027-2280: 5950-00-824-4953, 6740-01-415-3025, 5330-01-598-1283. Verify interchangeability with system specifications before substitution.
Key specifications for A4703: Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT. 1 total characteristics are documented in the Federal Logistics Information System.