PartsTable TECHNICAL DATA SHEET

NSN 4820-01-161-9901Government record, cited

Disk, Valve4820-01-161-9901

NSN 4820-01-161-9901 · NIIN 011619901 · Part number AC-A965-12D52

Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 60047

Government record, cited

NSN 4820-01-161-9901 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-161-9901. Manufacturer of record part number: AC-A965-12D52.

Also searched as 4820-01-161-9901 · 4820011619901 · NIIN 011619901 · 01-161-9901 · FSC 4820 Valves, Nonpowered · CAGE 60047 · AC-A965-12D52

Nearby stock numbers ← 4820-01-161-9898 Retainer, Poppet · 4820-01-161-9904 Valve, Regulating, Fluid Pressure →

4820-01-161-9901 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Outside Diameter: 2.937 INCHES NOMINAL IN
Style Designator: BUTTERFLY
Material Thickness: 0.360 INCHES NOMINAL IN
Material: STEEL
1 manufacturer part number on file
Manufacturer of record: Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div

Identification

NSN: 4820-01-161-9901
NIIN: 011619901
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: AC-A965-12D52
Manufacturer: Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-161-9901, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-161-9901
Primary Part Number	AC-A965-12D52
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div
Status	ACTIVE
Outside Diameter	2.937 INCHES NOMINAL IN
Style Designator	BUTTERFLY
Material Thickness	0.360 INCHES NOMINAL IN
Material	STEEL

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
AC-A965-12D52 PRIMARY	Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA)

Reference documents

Reference	Meaning
AC-A965-12D52	5/9 Secondary reference Pall Aeropower Corporation

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 4820-01-161-9901?

NSN 4820-01-161-9901 is a Disk,valve, manufactured by Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-161-9901?

NSN 4820-01-161-9901 has 1 manufacturer part number on file: AC-A965-12D52 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div).

What are the specifications of AC-A965-12D52?

Key specifications for AC-A965-12D52: Outside Diameter: 2.937 INCHES NOMINAL IN; Style Designator: BUTTERFLY; Material Thickness: 0.360 INCHES NOMINAL IN; Material: STEEL. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-161-9901 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.

PartsTable Design LLC · partstable.com