PartsTable TECHNICAL DATA SHEET

NSN 4820-01-124-3406Government record, cited

Test Assembly, Valve4820-01-124-3406

NSN 4820-01-124-3406 · NIIN 011243406 · Part number 4863852-000A

Derbyshire Machine & Tool Co · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 71905

Government record, cited

NSN 4820-01-124-3406 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-124-3406. Manufacturer of record part number: 4863852-000A.

Also searched as 4820-01-124-3406 · 4820011243406 · NIIN 011243406 · 01-124-3406 · FSC 4820 Valves, Nonpowered · CAGE 71905 · 4863852-000A · 513-4863852

Nearby stock numbers ← 4820-01-124-2830 Disk, Valve · 4820-01-124-3407 Valve, Inlet, by-Pass →

4820-01-124-3406 — Valves, Nonpowered

Features

Test Assembly,valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Derbyshire Machine & Tool Co

Identification

NSN: 4820-01-124-3406
NIIN: 011243406
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 4863852-000A
Manufacturer: Derbyshire Machine & Tool Co

General Description

The Test Assembly,valve, cataloged under National Stock Number 4820-01-124-3406, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Derbyshire Machine & Tool Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Test Assembly,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Derbyshire Machine & Tool Co (CAGE 71905)

Technical Specifications

Parameter	Value
NSN	4820-01-124-3406
Primary Part Number	4863852-000A
Item Name	Test Assembly,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Derbyshire Machine & Tool Co
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
4863852-000A PRIMARY	Derbyshire Machine & Tool Co (USA)

Reference documents

Reference	Meaning
513-4863852	5/2 Secondary reference U.S. Government activity
4863852-000A	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 4820-01-124-3406?

NSN 4820-01-124-3406 is a Test Assembly,valve, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-124-3406?

NSN 4820-01-124-3406 has 1 manufacturer part number on file: 4863852-000A (Derbyshire Machine & Tool Co).

Is NSN 4820-01-124-3406 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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