PartsTable TECHNICAL DATA SHEET

NSN 4820-01-394-4820Government record, cited

Seat, Valve4820-01-394-4820

NSN 4820-01-394-4820 · NIIN 013944820 · Part number 188-935-050-360-024

Lexair Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 56607

Government record, cited

NSN 4820-01-394-4820 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-394-4820. Manufacturer of record part number: 188-935-050-360-024.

Also searched as 4820-01-394-4820 · 4820013944820 · NIIN 013944820 · 01-394-4820 · FSC 4820 Valves, Nonpowered · CAGE 56607 · 188-935-050-360-024 · D360-036-5-144 ITEM 32

Nearby stock numbers ← 4820-01-394-4810 Retainer, Seat, Valve · 4820-01-394-4823 Stem, Fluid Valve →

4820-01-394-4820 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Material: NICKEL ALLOY OVERALL
1 manufacturer part number on file
Manufacturer of record: Lexair Inc

Identification

NSN: 4820-01-394-4820
NIIN: 013944820
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 188-935-050-360-024
Manufacturer: Lexair Inc

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-394-4820, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lexair Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	4820-01-394-4820
Primary Part Number	188-935-050-360-024
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Lexair Inc
Status	ACTIVE
Material	NICKEL ALLOY OVERALL

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
188-935-050-360-024 PRIMARY	Lexair Inc (USA)

Reference documents

Reference	Meaning
D360-036-5-144 ITEM 32	5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp
188-935-050-360-024	3/9 Design control — primary reference Emerson Automation Solutions Final Control Us Lp

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 4820-01-394-4820?

NSN 4820-01-394-4820 is a Seat,valve, manufactured by Lexair Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-394-4820?

NSN 4820-01-394-4820 has 1 manufacturer part number on file: 188-935-050-360-024 (Lexair Inc).

What are the specifications of 188-935-050-360-024?

Key specifications for 188-935-050-360-024: Special Features: CHROME PLATED; Material: NICKEL ALLOY OVERALL. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-394-4820 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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