Seat, Valve 4820-01-281-4286 NSN 4820-01-281-4286 · NIIN 012814286 · Part number 5439534
Evac North America Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 47WD8
NSN 4820-01-281-4286 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-281-4286. Manufacturer of record part number: 5439534 .
Also searched as
4820-01-281-4286 ·
4820012814286 ·
NIIN 012814286 ·
01-281-4286 ·
FSC 4820 Valves, Nonpowered · CAGE 47WD8 · 5439534 · 5500031 · 5500031
Nearby stock numbers
← 4820-01-281-4178 Disk, Valve
·
4820-01-281-4322 Valve, Ball →
4820-01-281-4286 — Valves, Nonpowered
Features
Seat,valve — FSC 4820 2 manufacturer part numbers on file Manufacturer of record: Evac North America Inc
Identification
NSN: 4820-01-281-4286
NIIN: 012814286
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5439534
Manufacturer: Evac North America Inc
General Description
The Seat,valve, cataloged under National Stock Number 4820-01-281-4286, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Evac North America Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 Evac North America Inc (CAGE 47WD8)
Technical Specifications
Parameter Value NSN 4820-01-281-4286 Primary Part Number 5439534 Item Name Seat,valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Evac North America Inc 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
Part Number Manufacturer
5439534 PRIMARY Evac North America Inc (USA)
5500031 Evac North America Inc (USA)
Reference documents
Reference Meaning
5439534
5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div
5500031
5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div
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 4820-01-281-4286?
NSN 4820-01-281-4286 is a Seat,valve, manufactured by Evac North America Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-281-4286?
NSN 4820-01-281-4286 has 2 manufacturer part numbers on file: 5439534 (Evac North America Inc), 5500031 (Evac North America Inc).
Is NSN 4820-01-281-4286 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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