PartsTable TECHNICAL DATA SHEET

NSN 4820-00-972-3258Government record, cited

Parts Kit, Safety Relief Valve4820-00-972-3258

NSN 4820-00-972-3258 · NIIN 009723258 · Part number 7105-3333

Woodward Hrt, Inc. Dba Woodward Hrt Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 60029

Government record, cited

NSN 4820-00-972-3258 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-972-3258. Manufacturer of record part number: 7105-3333.

Also searched as 4820-00-972-3258 · 4820009723258 · NIIN 009723258 · 00-972-3258 · FSC 4820 Valves, Nonpowered · CAGE 60029 · 7105-3333

Nearby stock numbers ← 4820-00-972-2791 Valve Assembly Inpu · 4820-00-972-4079 →

4820-00-972-3258 — Valves, Nonpowered

Features

Parts Kit,safety Relief Valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Woodward Hrt, Inc. Dba Woodward Hrt Inc

Identification

NSN: 4820-00-972-3258
NIIN: 009723258
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 7105-3333
Manufacturer: Woodward Hrt, Inc. Dba Woodward Hrt Inc

General Description

The Parts Kit,safety Relief Valve, cataloged under National Stock Number 4820-00-972-3258, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Woodward Hrt, Inc. Dba Woodward Hrt Inc. 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	Parts Kit,safety Relief Valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Woodward Hrt, Inc. Dba Woodward Hrt Inc (CAGE 60029)

Technical Specifications

Parameter	Value
NSN	4820-00-972-3258
Primary Part Number	7105-3333
Item Name	Parts Kit,safety Relief Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Woodward Hrt, Inc. Dba Woodward Hrt Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
7105-3333 PRIMARY	Woodward Hrt, Inc. Dba Woodward Hrt 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 4820-00-972-3258?

NSN 4820-00-972-3258 is a Parts Kit,safety Relief Valve, manufactured by Woodward Hrt, Inc. Dba Woodward Hrt Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-972-3258?

NSN 4820-00-972-3258 has 1 manufacturer part number on file: 7105-3333 (Woodward Hrt, Inc. Dba Woodward Hrt Inc).

Is NSN 4820-00-972-3258 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 4820-00-972-3258?

NSN 4820-00-972-3258 has DEMIL Code B. 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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