Seat, Valve 4820-01-276-3290 NSN 4820-01-276-3290 · NIIN 012763290 · Part number A-9779-M-109
The Walworth Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 63686
NSN 4820-01-276-3290 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-276-3290. Manufacturer of record part number: A-9779-M-109 .
Also searched as
4820-01-276-3290 ·
4820012763290 ·
NIIN 012763290 ·
01-276-3290 ·
FSC 4820 Valves, Nonpowered · CAGE 63686 · A-9779-M-109 · A-9779-M-109-SEAT RINGS
Nearby stock numbers
← 4820-01-276-3289 Seat, Valve
·
4820-01-276-3291 Seat, Valve →
4820-01-276-3290 — Valves, Nonpowered
Features
Seat,valve — FSC 4820 2 manufacturer part numbers on file Manufacturer of record: The Walworth Company
Identification
NSN: 4820-01-276-3290
NIIN: 012763290
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: A-9779-M-109
Manufacturer: The Walworth Company
General Description
The Seat,valve, cataloged under National Stock Number 4820-01-276-3290, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Walworth Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name Seat,valve FSC / FSG 4820 — Valves, Nonpowered (FSG 48) Manufacturers The Walworth Company (CAGE 63686)
Technical Specifications
Parameter Value NSN 4820-01-276-3290 Primary Part Number A-9779-M-109 Item Name Seat,valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer The Walworth Company Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL A — No Demilitarization Required Hazard No hazard code in the DLA record (HMIC N)
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 4820-01-276-3290?
NSN 4820-01-276-3290 is a Seat,valve, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-276-3290?
NSN 4820-01-276-3290 has 2 manufacturer part numbers on file: A-9779-M-109 (The Walworth Company), A-9779-M-109-SEAT RINGS (The Walworth Company).
Is NSN 4820-01-276-3290 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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