Seat, Valve 4820-01-424-9873 NSN 4820-01-424-9873 · NIIN 014249873 · Part number 8543-009-150
Velan Valve Corp. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 57574
NSN 4820-01-424-9873 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-424-9873. Manufacturer of record part number: 8543-009-150 .
Also searched as
4820-01-424-9873 ·
4820014249873 ·
NIIN 014249873 ·
01-424-9873 ·
FSC 4820 Valves, Nonpowered · CAGE 57574 · 8543-009-150 · 83309-36 PART 8543-009-150 · 83309-36
Nearby stock numbers
← 4820-01-424-9871 Stem, Fluid Valve
·
4820-01-424-9874 Valve, Safety Relief →
4820-01-424-9873 — Valves, Nonpowered
Features
Seat,valve — FSC 4820 2 manufacturer part numbers on file Manufacturer of record: Velan Valve Corp.
Identification
NSN: 4820-01-424-9873
NIIN: 014249873
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 8543-009-150
Manufacturer: Velan Valve Corp.
General Description
The Seat,valve, cataloged under National Stock Number 4820-01-424-9873, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Valve Corp.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name Seat,valve FSC / FSG 4820 — Valves, Nonpowered (FSG 48) Manufacturers Velan Valve Corp. (CAGE 57574)
Technical Specifications
Parameter Value NSN 4820-01-424-9873 Primary Part Number 8543-009-150 Item Name Seat,valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Velan Valve Corp. Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL A — No Demilitarization Required Hazard No hazard code in the DLA record (HMIC N) Criticality Code X
Cross-Reference Index
Reference documents
Reference Meaning
83309-36
D/9 Drawing number reference only Velan Valve Corp.
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-424-9873?
NSN 4820-01-424-9873 is a Seat,valve, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-424-9873?
NSN 4820-01-424-9873 has 2 manufacturer part numbers on file: 83309-36 PART 8543-009-150 (Velan Valve Corp.), 8543-009-150 (Velan Valve Corp.).
Is NSN 4820-01-424-9873 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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