PartsTable TECHNICAL DATA SHEET

NSN 4820-01-458-8579Government record, cited

Flange, Gland, Valve4820-01-458-8579

NSN 4820-01-458-8579 · NIIN 014588579 · Part number NC394932

Leslie Controls, Inc. Dba Leslie Controls Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 35795

Government record, cited

NSN 4820-01-458-8579 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-458-8579. Manufacturer of record part number: NC394932.

Also searched as 4820-01-458-8579 · 4820014588579 · NIIN 014588579 · 01-458-8579 · FSC 4820 Valves, Nonpowered · CAGE 35795 · NC394932 · 2498-00-300 · 2498-00-300 PART 1 10IN

Nearby stock numbers ← 4820-01-458-8578 Valve, Butterfly · 4820-01-458-8582 →

4820-01-458-8579 — Valves, Nonpowered

Features

Flange,gland,valve — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Leslie Controls, Inc. Dba Leslie Controls Inc

Identification

NSN: 4820-01-458-8579
NIIN: 014588579
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: NC394932
Manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc

General Description

The Flange,gland,valve, cataloged under National Stock Number 4820-01-458-8579, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.

Catalog Facts

Item Name	Flange,gland,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Leslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)

Technical Specifications

Parameter	Value
NSN	4820-01-458-8579
Primary Part Number	NC394932
Item Name	Flange,gland,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Leslie Controls, Inc. Dba Leslie Controls Inc
Status	CANCELLED

Lifecycle & Compliance

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

⇄ Related Items 5

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4820-01-461-31073553-003-419 POSSIBLE MATCH

RETAINER,DISK,VALVE

Possible match (shared part number)Velan Valve Corp.

4820-01-461-59952498-00-300 STYLE A TY LLLM 12IN POSSIBLE MATCH

VALVE,BUTTERFLY

Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc

4820-01-461-5999YCS75505 POSSIBLE MATCH

STEM,FLUID VALVE

Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc

5310-01-470-4717NC396218 POSSIBLE MATCH

NUT,SELF-LOCKING,HEXAGON

Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc

4820-01-495-5191N73861 POSSIBLE MATCH

DISK,VALVE

Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc

Cross-Reference Index

Part Number	Manufacturer
NC394932 PRIMARY	Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
2498-00-300 PART 1 10IN	Leslie Controls, Inc. Dba Leslie Controls Inc (USA)

Reference documents

Reference	Meaning
2498-00-300	D/9 Drawing number reference only Leslie Controls, Inc. Dba Leslie Controls Inc

Related Parts

4820-01-461-3107POSSIBLE MATCH

RETAINER,DISK,VALVE

3553-003-419

4820-01-461-5995POSSIBLE MATCH

VALVE,BUTTERFLY

2498-00-300 STYLE A TY LLLM 12IN

4820-01-461-5999POSSIBLE MATCH

STEM,FLUID VALVE

YCS75505

5310-01-470-4717POSSIBLE MATCH

NUT,SELF-LOCKING,HEXAGON

NC396218

4820-01-495-5191POSSIBLE MATCH

DISK,VALVE

N73861

Frequently Asked Questions

What is NSN 4820-01-458-8579?

NSN 4820-01-458-8579 is a Flange,gland,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: cancelled.

What part numbers are listed for NSN 4820-01-458-8579?

NSN 4820-01-458-8579 has 2 manufacturer part numbers on file: NC394932 (Leslie Controls, Inc. Dba Leslie Controls Inc), 2498-00-300 PART 1 10IN (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-458-8579?

5 possible matches (shared part number, not a government interchangeability claim): 4820-01-461-3107, 4820-01-461-5995, 4820-01-461-5999. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-458-8579 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.

Is NSN 4820-01-458-8579 still in active supply?

NSN 4820-01-458-8579 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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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