Disk and Seat Set, Valve4820-01-378-6904

NSN 4820-01-378-6904 · NIIN 013786904 · Part number 5255419

Idsc Holdings Dba Equiserv Dba Equiserv · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 50492

Government record, cited

NSN 4820-01-378-6904 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-378-6904. Manufacturer of record part number: 5255419.

Also searched as 4820-01-378-6904 · 4820013786904 · NIIN 013786904 · 01-378-6904 · FSC 4820 Valves, Nonpowered · CAGE 50492 · 5255419

Nearby stock numbers ← 4820-01-378-6869 Cap, Valve · 4820-01-378-6913 Valve, Linear, Directional Control →

4820-01-378-6904 — Valves, Nonpowered

Features

Disk and Seat Set,valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Idsc Holdings Dba Equiserv Dba Equiserv

Identification

NSN: 4820-01-378-6904
NIIN: 013786904
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5255419
Manufacturer: Idsc Holdings Dba Equiserv Dba Equiserv

General Description

The Disk and Seat Set,valve, cataloged under National Stock Number 4820-01-378-6904, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Idsc Holdings Dba Equiserv Dba Equiserv. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Disk and Seat Set,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Idsc Holdings Dba Equiserv Dba Equiserv (CAGE 50492)

Technical Specifications

Parameter	Value
NSN	4820-01-378-6904
Primary Part Number	5255419
Item Name	Disk and Seat Set,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Idsc Holdings Dba Equiserv Dba Equiserv
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
5255419 PRIMARY	Idsc Holdings Dba Equiserv Dba Equiserv (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 4820-01-378-6904?

NSN 4820-01-378-6904 is a Disk and Seat Set,valve, manufactured by Idsc Holdings Dba Equiserv Dba Equiserv, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-378-6904?

NSN 4820-01-378-6904 has 1 manufacturer part number on file: 5255419 (Idsc Holdings Dba Equiserv Dba Equiserv).

Is NSN 4820-01-378-6904 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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