PartsTable TECHNICAL DATA SHEET

NSN 4820-01-457-1775Government record, cited

Lock Valve4820-01-457-1775

NSN 4820-01-457-1775 · NIIN 014571775 · Part number 410-8009-01 ITEM 29

Dynacon, Inc. Div Forum Us, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0FSD0

Government record, cited

NSN 4820-01-457-1775 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-457-1775. Manufacturer of record part number: 410-8009-01 ITEM 29.

Also searched as 4820-01-457-1775 · 4820014571775 · NIIN 014571775 · 01-457-1775 · FSC 4820 Valves, Nonpowered · CAGE 0FSD0 · 410-8009-01 ITEM 29 · 2706T6

Nearby stock numbers ← 4820-01-457-1627 Valve, Regulating, Fluid Pressure · 4820-01-457-2013 Regulator, Compressed Gas →

4820-01-457-1775 — Valves, Nonpowered

Features

Lock Valve — FSC 4820
Material: ALUMINUM ALLOY
1 manufacturer part number on file
Manufacturer of record: Dynacon, Inc. Div Forum Us, Inc.

Identification

NSN: 4820-01-457-1775
NIIN: 014571775
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 410-8009-01 ITEM 29
Manufacturer: Dynacon, Inc. Div Forum Us, Inc.

General Description

The Lock Valve, cataloged under National Stock Number 4820-01-457-1775, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dynacon, Inc. Div Forum Us, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-457-1775
Primary Part Number	410-8009-01 ITEM 29
Item Name	Lock Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Dynacon, Inc. Div Forum Us, Inc.
Status	ACTIVE
Material	ALUMINUM ALLOY

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
410-8009-01 ITEM 29	Dynacon, Inc. Div Forum Us, Inc. (USA)

Reference documents

Reference	Meaning
2706T6	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

Related Parts in Valves

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

8171E-1/4HS2

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

D559A3M2

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 4820-01-457-1775?

NSN 4820-01-457-1775 is a Lock Valve, manufactured by Dynacon, Inc. Div Forum Us, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-457-1775?

NSN 4820-01-457-1775 has 1 manufacturer part number on file: 410-8009-01 ITEM 29 (Dynacon, Inc. Div Forum Us, Inc.).

What are the specifications of 410-8009-01 ITEM 29?

Key specifications for 410-8009-01 ITEM 29: Overall Height: 2.000 INCHES NOMINAL IN; Overall Length: 4.312 INCHES NOMINAL IN; Overall Width: 1.250 INCHES NOMINAL IN; Special Features: LOCK VALVE SINGLE. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-457-1775 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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