Disk, Valve4820-01-434-5358

NSN 4820-01-434-5358 · NIIN 014345358 · Part number CSE-33

Symmons Industries Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 02977

Government record, cited

NSN 4820-01-434-5358 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-434-5358. Manufacturer of record part number: CSE-33.

Also searched as 4820-01-434-5358 · 4820014345358 · NIIN 014345358 · 01-434-5358 · FSC 4820 Valves, Nonpowered · CAGE 02977 · CSE-33

Nearby stock numbers ← 4820-01-434-5357 Spindle Rod, Safety Valve · 4820-01-434-5359 Body, Valve →

4820-01-434-5358 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Style Designator: CONE CHECK
1 manufacturer part number on file
Manufacturer of record: Symmons Industries Inc

Identification

NSN: 4820-01-434-5358
NIIN: 014345358
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: CSE-33
Manufacturer: Symmons Industries Inc

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-434-5358, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Symmons Industries Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-434-5358
Primary Part Number	CSE-33
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Symmons Industries Inc
Status	ACTIVE
Style Designator	CONE CHECK

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
CSE-33 PRIMARY	Symmons Industries Inc (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 4820-01-434-5358?

NSN 4820-01-434-5358 is a Disk,valve, manufactured by Symmons Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-434-5358?

NSN 4820-01-434-5358 has 1 manufacturer part number on file: CSE-33 (Symmons Industries Inc).

What are the specifications of CSE-33?

Key specifications for CSE-33: Style Designator: CONE CHECK; Special Features: 5-100 SERIES TEMPERATURE CONTROL VALVE; End Item Identification: WASP CLASS LHD. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-434-5358 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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