Disk and Diaphragm Assembly, Valv4820-01-027-2822

NSN 4820-01-027-2822 · NIIN 010272822

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-027-2822 · 4820010272822 · NIIN 010272822 · 01-027-2822 · FSC 4820 Valves, Nonpowered · 213-495 · 5213-495000

Nearby stock numbers ← 4820-01-027-2821 Valve, Linear, Directional Control · 4820-01-027-2823 →

4820-01-027-2822 — Valves, Nonpowered

Features

Disk and Diaphragm Assembly,valv — FSC 4820
General Characteristics Item Description: C/O ONE EACH STEM,DISK,DIAPHRAGM AND LOCKNUT;0.165 IN. STEM DIA;0.530 IN. DISK DIA;1.000 IN. DIAPHRAGM DIA;1.520 IN. O/A LG;ALL METAL PARTS CRES IN

Identification

NSN: 4820-01-027-2822
NIIN: 010272822
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Disk and Diaphragm Assembly,valv, cataloged under National Stock Number 4820-01-027-2822, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4820-01-027-2822
Item Name	Disk and Diaphragm Assembly,valv
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
General Characteristics Item Description	C/O ONE EACH STEM,DISK,DIAPHRAGM AND LOCKNUT;0.165 IN. STEM DIA;0.530 IN. DISK DIA;1.000 IN. DIAPHRAGM DIA;1.520 IN. O/A LG;ALL METAL PARTS CRES IN

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
213-495	5/9 Secondary reference U.S. Government activity
5213-495000	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 4820-01-027-2822?

NSN 4820-01-027-2822 is a Disk and Diaphragm Assembly,valv, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-027-2822?

Key specifications for 4820-01-027-2822: General Characteristics Item Description: C/O ONE EACH STEM,DISK,DIAPHRAGM AND LOCKNUT;0.165 IN. STEM DIA;0.530 IN. DISK DIA;1.000 IN. DIAPHRAGM DIA;1.520 IN. O/A LG;ALL METAL PARTS CRES IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-027-2822 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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