PartsTable TECHNICAL DATA SHEET

NSN 4820-01-367-4993Government record, cited

Disk, Valve4820-01-367-4993

NSN 4820-01-367-4993 · NIIN 013674993 · Part number 5498001-1

Tactair Fluid Controls Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 70236

Government record, cited

NSN 4820-01-367-4993 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-367-4993. Manufacturer of record part number: 5498001-1.

Also searched as 4820-01-367-4993 · 4820013674993 · NIIN 013674993 · 01-367-4993 · FSC 4820 Valves, Nonpowered · CAGE 70236 · 5498001-1

Nearby stock numbers ← 4820-01-367-4992 Disk, Valve · 4820-01-367-4994 Disk, Valve →

4820-01-367-4993 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Media for Which Designed: WATER
2 manufacturer part numbers on file
Manufacturer of record: Tactair Fluid Controls Inc

Identification

NSN: 4820-01-367-4993
NIIN: 013674993
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5498001-1
Manufacturer: Tactair Fluid Controls Inc

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-367-4993, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tactair Fluid Controls Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-367-4993
Primary Part Number	5498001-1
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Tactair Fluid Controls Inc
Status	ACTIVE
Media for Which Designed	WATER

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
5498001-1	Naval Sea Systems Command (USA)
5498001-1 PRIMARY	Tactair Fluid Controls Inc (USA)

Reference documents

Reference	Meaning
5498001-1	5/9 Secondary reference U.S. Government activity

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 4820-01-367-4993?

NSN 4820-01-367-4993 is a Disk,valve, manufactured by Tactair Fluid Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-367-4993?

NSN 4820-01-367-4993 has 2 manufacturer part numbers on file: 5498001-1 (Naval Sea Systems Command), 5498001-1 (Tactair Fluid Controls Inc).

What are the specifications of 5498001-1?

Key specifications for 5498001-1: Media for Which Designed: WATER. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-367-4993 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.

What is the DEMIL code for NSN 4820-01-367-4993?

NSN 4820-01-367-4993 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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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