Disk, Valve4820-01-546-8693

NSN 4820-01-546-8693 · NIIN 015468693 · Part number 1909-00

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 55378

Government record, cited

NSN 4820-01-546-8693 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-546-8693. Manufacturer of record part number: 1909-00.

Also searched as 4820-01-546-8693 · 4820015468693 · NIIN 015468693 · 01-546-8693 · FSC 4820 Valves, Nonpowered · CAGE 55378 · 1909-00 · 40751-2 PC NO. 18

Nearby stock numbers ← 4820-01-546-8687 Stem, Fluid Valve · 4820-01-546-8696 Retainer, Disk, Valve →

4820-01-546-8693 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc

Identification

NSN: 4820-01-546-8693
NIIN: 015468693
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 1909-00
Manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-546-8693, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Disk,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)

Technical Specifications

Parameter	Value
NSN	4820-01-546-8693
Primary Part Number	1909-00
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
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

⇄ Related Items 1

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

7045-01-583-2752190900 POSSIBLE MATCH

CASE,DISK

Possible match (shared part number)Maxell Corporation of America Dba (foreign Parent Is Hitachi Maxell Ltd, Osaka, Japan) Div Professional Media Products Group

Cross-Reference Index

Part Number	Manufacturer
1909-00 PRIMARY	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40751-2 PC NO. 18	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)

Related Parts

7045-01-583-2752POSSIBLE MATCH

CASE,DISK

190900

Frequently Asked Questions

What is NSN 4820-01-546-8693?

NSN 4820-01-546-8693 is a Disk,valve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-546-8693?

NSN 4820-01-546-8693 has 2 manufacturer part numbers on file: 1909-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40751-2 PC NO. 18 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-546-8693?

1 possible match (shared part number, not a government interchangeability claim): 7045-01-583-2752. Verify interchangeability with system specifications before substitution.

Is NSN 4820-01-546-8693 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.

PartsTable Design LLC · partstable.com