Valve, Check4820-01-313-7631

NSN 4820-01-313-7631 · NIIN 013137631 · Part number VVC-500-4IN FLGE

Haywardindl. Products, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 73124

Government record, cited

NSN 4820-01-313-7631 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-313-7631. Manufacturer of record part number: VVC-500-4IN FLGE.

Also searched as 4820-01-313-7631 · 4820013137631 · NIIN 013137631 · 01-313-7631 · FSC 4820 Valves, Nonpowered · CAGE 73124 · VVC-500-4IN FLGE · VC-SS-SP

Nearby stock numbers ← 4820-01-313-7630 Valve, Check · 4820-01-313-7632 Valve, Butterfly →

4820-01-313-7631 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Mounting Position: VERTICAL
Material: STEEL CORROSION RESISTING BODY
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Haywardindl. Products, Inc.

Identification

NSN: 4820-01-313-7631
NIIN: 013137631
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: VVC-500-4IN FLGE
Manufacturer: Haywardindl. Products, Inc.

General Description

The Valve,check, cataloged under National Stock Number 4820-01-313-7631, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Haywardindl. Products, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-313-7631
Primary Part Number	VVC-500-4IN FLGE
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Haywardindl. Products, Inc.
Status	ACTIVE
Mounting Position	VERTICAL
Material	STEEL CORROSION RESISTING BODY
Valve Operation Method	AUTOMATIC

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
VVC-500-4IN FLGE PRIMARY	Haywardindl. Products, Inc. (USA)

Reference documents

Reference	Meaning
VC-SS-SP	D/9 Drawing number reference only Haywardindl. Products, Inc.

Frequently Asked Questions

What is NSN 4820-01-313-7631?

NSN 4820-01-313-7631 is a Valve,check, manufactured by Haywardindl. Products, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-313-7631?

NSN 4820-01-313-7631 has 1 manufacturer part number on file: VVC-500-4IN FLGE (Haywardindl. Products, Inc.).

What are the specifications of VVC-500-4IN FLGE?

Key specifications for VVC-500-4IN FLGE: Mounting Position: VERTICAL; Material: STEEL CORROSION RESISTING BODY; Valve Operation Method: AUTOMATIC. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-313-7631 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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