PartsTable TECHNICAL DATA SHEET

NSN 4820-01-278-5522Government record, cited

Parts Kit, Check Valve4820-01-278-5522

NSN 4820-01-278-5522 · NIIN 012785522 · Part number 188-935-050-362-024

Emerson Automation Solutions Final Control Us Lp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04613

Government record, cited

NSN 4820-01-278-5522 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-278-5522. Manufacturer of record part number: 188-935-050-362-024.

Also searched as 4820-01-278-5522 · 4820012785522 · NIIN 012785522 · 01-278-5522 · FSC 4820 Valves, Nonpowered · CAGE 04613 · 188-935-050-362-024 · 188-935-050-360-044

Nearby stock numbers ← 4820-01-278-5521 Parts Kit, Ball Valve · 4820-01-278-5526 Parts Kit, Valve →

4820-01-278-5522 — Valves, Nonpowered

Features

Parts Kit,check Valve — FSC 4820
Component Quantity: 5
Supply Items and Quantities: SEAT 1; SPACER 1; LEAD SET ELECTRICAL 1; SEAT RETAINING RING GASKETS 2
1 manufacturer part number on file
Manufacturer of record: Emerson Automation Solutions Final Control Us Lp

Identification

NSN: 4820-01-278-5522
NIIN: 012785522
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 188-935-050-362-024
Manufacturer: Emerson Automation Solutions Final Control Us Lp

General Description

The Parts Kit,check Valve, cataloged under National Stock Number 4820-01-278-5522, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-278-5522
Primary Part Number	188-935-050-362-024
Item Name	Parts Kit,check Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Emerson Automation Solutions Final Control Us Lp
Status	ACTIVE
Component Quantity	5
Supply Items and Quantities	SEAT 1; SPACER 1; LEAD SET ELECTRICAL 1; SEAT RETAINING RING GASKETS 2

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
188-935-050-362-024 PRIMARY	Emerson Automation Solutions Final Control Us Lp (USA)

Reference documents

Reference	Meaning
188-935-050-360-044	5/9 Secondary 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 4820-01-278-5522?

NSN 4820-01-278-5522 is a Parts Kit,check Valve, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-278-5522?

NSN 4820-01-278-5522 has 1 manufacturer part number on file: 188-935-050-362-024 (Emerson Automation Solutions Final Control Us Lp).

What are the specifications of 188-935-050-362-024?

Key specifications for 188-935-050-362-024: Component Quantity: 5; Supply Items and Quantities: SEAT 1; SPACER 1; LEAD SET ELECTRICAL 1; SEAT RETAINING RING GASKETS 2; Special Features: SWING TYPE. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-278-5522 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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