Valve, Check4820-01-643-4505

NSN 4820-01-643-4505 · NIIN 016434505 · Part number CV2-20V-P-0-5

Vickers Inc Carol Stream Plant · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 1HUP7

Government record, cited

NSN 4820-01-643-4505 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-643-4505. Manufacturer of record part number: CV2-20V-P-0-5.

Also searched as 4820-01-643-4505 · 4820016434505 · NIIN 016434505 · 01-643-4505 · FSC 4820 Valves, Nonpowered · CAGE 1HUP7 · CV2-20V-P-0-5

Nearby stock numbers ← 4820-01-643-4483 Valve, Operator · 4820-01-643-4586 Disk, Valve →

4820-01-643-4505 — Valves, Nonpowered

Features

Valve,check — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Vickers Inc Carol Stream Plant

Identification

NSN: 4820-01-643-4505
NIIN: 016434505
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: CV2-20V-P-0-5
Manufacturer: Vickers Inc Carol Stream Plant

General Description

The Valve,check, cataloged under National Stock Number 4820-01-643-4505, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Vickers Inc Carol Stream Plant. 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	4820-01-643-4505
Primary Part Number	CV2-20V-P-0-5
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Vickers Inc Carol Stream Plant
Status	ACTIVE

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
CV2-20V-P-0-5 PRIMARY	Vickers Inc Carol Stream Plant (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 4820-01-643-4505?

NSN 4820-01-643-4505 is a Valve,check, manufactured by Vickers Inc Carol Stream Plant, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-643-4505?

NSN 4820-01-643-4505 has 1 manufacturer part number on file: CV2-20V-P-0-5 (Vickers Inc Carol Stream Plant).

What are the specifications of CV2-20V-P-0-5?

Key specifications for CV2-20V-P-0-5: Part Name Assigned by Controlling Agency: VALVE; End Item Identification: F-15SA AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-643-4505 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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