PartsTable TECHNICAL DATA SHEET

NSN 4820-01-356-4570Government record, cited

Seat, Valve4820-01-356-4570

NSN 4820-01-356-4570 · NIIN 013564570 · Part number 794-76-4-02222-00

Miller Energy Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 2X330

Government record, cited

NSN 4820-01-356-4570 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-356-4570. Manufacturer of record part number: 794-76-4-02222-00.

Also searched as 4820-01-356-4570 · 4820013564570 · NIIN 013564570 · 01-356-4570 · FSC 4820 Valves, Nonpowered · CAGE 2X330 · 794-76-4-02222-00

Nearby stock numbers ← 4820-01-356-4542 Valve, Ball · 4820-01-356-4571 Seat, Valve →

4820-01-356-4570 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Material: STEEL CORROSION RESISTING SEAT
Seating Surface Shape: FLAT
1 manufacturer part number on file
Manufacturer of record: Miller Energy Inc

Identification

NSN: 4820-01-356-4570
NIIN: 013564570
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 794-76-4-02222-00
Manufacturer: Miller Energy Inc

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-356-4570, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Miller Energy Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-356-4570
Primary Part Number	794-76-4-02222-00
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Miller Energy Inc
Status	ACTIVE
Material	STEEL CORROSION RESISTING SEAT
Seating Surface Shape	FLAT

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
794-76-4-02222-00	Miller Energy Inc (USA)

Reference documents

Reference	Meaning
794-76-4-02222-00	3/2 Design control — primary reference U.S. Government activity

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 4820-01-356-4570?

NSN 4820-01-356-4570 is a Seat,valve, manufactured by Miller Energy Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-356-4570?

NSN 4820-01-356-4570 has 1 manufacturer part number on file: 794-76-4-02222-00 (Miller Energy Inc).

What are the specifications of 794-76-4-02222-00?

Key specifications for 794-76-4-02222-00: Special Features: USED ON A DIAPHRAGM VALVE; Material: STEEL CORROSION RESISTING SEAT; Seating Surface Shape: FLAT. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-356-4570 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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