The Seat,valve, cataloged under National Stock Number 4820-01-156-8278, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 1 verified specification, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-156-8278 |
| Primary Part Number | 39518 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Material | PLASTIC POLYAMIDE NYLON SEAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-156-8278 is a Seat,valve, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-156-8278 has 2 cross-referenced part numbers: 51-21-02 (Brooks Automation, Inc. Div Cti Cryogenics), 39518 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).
There are 5 known substitutes for 4820-01-156-8278: 3110-00-629-1708, 5365-00-984-4447, 5930-01-221-0519 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 39518: Material: PLASTIC POLYAMIDE NYLON SEAT. 1 total characteristics are documented in the Federal Logistics Information System.