Disk, Valve4820-01-398-2087

NSN 4820-01-398-2087 · NIIN 013982087 · Part number 8538-500-36

Velan Valve Corp. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 57574

Government record, cited

NSN 4820-01-398-2087 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-398-2087. Manufacturer of record part number: 8538-500-36.

Also searched as 4820-01-398-2087 · 4820013982087 · NIIN 013982087 · 01-398-2087 · FSC 4820 Valves, Nonpowered · CAGE 57574 · 8538-500-36

Nearby stock numbers ← 4820-01-398-2085 Valve, Gate · 4820-01-398-2088 Stem, Fluid Valve →

4820-01-398-2087 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Velan Valve Corp.

Identification

NSN: 4820-01-398-2087
NIIN: 013982087
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 8538-500-36
Manufacturer: Velan Valve Corp.

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-398-2087, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Valve Corp.. 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-398-2087
Primary Part Number	8538-500-36
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Velan Valve Corp.
Status	ACTIVE
Pressure Rating	150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Material	STEEL CORROSION RESISTING

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
8538-500-36 PRIMARY	Velan Valve Corp. (USA)

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 4820-01-398-2087?

NSN 4820-01-398-2087 is a Disk,valve, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-398-2087?

NSN 4820-01-398-2087 has 1 manufacturer part number on file: 8538-500-36 (Velan Valve Corp.).

What are the specifications of 8538-500-36?

Key specifications for 8538-500-36: Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; End Item Identification: VELAN VALVE CORP GATE VALVE MODEL NO. 83309-51; Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-398-2087 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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