Valve, Safety Relief4820-01-325-0691

NSN 4820-01-325-0691 · NIIN 013250691 · Part number FSM10

Ametek, Inc. Div Aerospace & Defense · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 61349

Government record, cited

NSN 4820-01-325-0691 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-325-0691. Manufacturer of record part number: FSM10.

Also searched as 4820-01-325-0691 · 4820013250691 · NIIN 013250691 · 01-325-0691 · FSC 4820 Valves, Nonpowered · CAGE 61349 · FSM10

Nearby stock numbers ← 4820-01-325-0589 Selector, Directional · 4820-01-325-0694 Valve, Globe →

4820-01-325-0691 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Ametek, Inc. Div Aerospace & Defense

Identification

NSN: 4820-01-325-0691
NIIN: 013250691
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: FSM10
Manufacturer: Ametek, Inc. Div Aerospace & Defense

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-325-0691, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ametek, Inc. Div Aerospace & Defense. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,safety Relief
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Logic Spa (CAGE A2829); Ametek, Inc. Div Aerospace & Defense (CAGE 61349)

Technical Specifications

Parameter	Value
NSN	4820-01-325-0691
Primary Part Number	FSM10
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Ametek, Inc. Div Aerospace & Defense
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
FSM10	Logic Spa (ITA)
FSM10 PRIMARY	Ametek, Inc. Div Aerospace & Defense (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 4820-01-325-0691?

NSN 4820-01-325-0691 is a Valve,safety Relief, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-325-0691?

NSN 4820-01-325-0691 has 2 manufacturer part numbers on file: FSM10 (Logic Spa), FSM10 (Ametek, Inc. Div Aerospace & Defense).

Is NSN 4820-01-325-0691 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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