Module Assembly, Pressure Relief4820-01-525-1785

NSN 4820-01-525-1785 · NIIN 015251785 · Part number 10275B04C03

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

Government record, cited

NSN 4820-01-525-1785 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-525-1785. Manufacturer of record part number: 10275B04C03.

Also searched as 4820-01-525-1785 · 4820015251785 · NIIN 015251785 · 01-525-1785 · FSC 4820 Valves, Nonpowered · CAGE 61349 · 10275B04C03

Nearby stock numbers ← 4820-01-525-1726 Valve, Check · 4820-01-525-1854 Coupling, Actuator-Handwheel, Valve →

4820-01-525-1785 — Valves, Nonpowered

Features

Module Assembly,pressure Relief — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Ametek, Inc. Div Aerospace & Defense

Identification

NSN: 4820-01-525-1785
NIIN: 015251785
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 10275B04C03
Manufacturer: Ametek, Inc. Div Aerospace & Defense

General Description

The Module Assembly,pressure Relief, cataloged under National Stock Number 4820-01-525-1785, 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 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	4820-01-525-1785
Primary Part Number	10275B04C03
Item Name	Module Assembly,pressure 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
10275B04C03 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 4820-01-525-1785?

NSN 4820-01-525-1785 is a Module Assembly,pressure Relief, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-525-1785?

NSN 4820-01-525-1785 has 1 manufacturer part number on file: 10275B04C03 (Ametek, Inc. Div Aerospace & Defense).

What are the specifications of 10275B04C03?

Key specifications for 10275B04C03: Part Name Assigned by Controlling Agency: CABIN PRESSURE ACQUISTION MODEL; End Item Identification: CL-604 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-525-1785 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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