PartsTable TECHNICAL DATA SHEET

NSN 4820-01-174-0902Government record, cited

Disk, Valve4820-01-174-0902

NSN 4820-01-174-0902 · NIIN 011740902 · Part number AB2661E20P1D145

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

Government record, cited

NSN 4820-01-174-0902 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-174-0902. Manufacturer of record part number: AB2661E20P1D145.

Also searched as 4820-01-174-0902 · 4820011740902 · NIIN 011740902 · 01-174-0902 · FSC 4820 Valves, Nonpowered · CAGE 60047 · AB2661E20P1D145

Nearby stock numbers ← 4820-01-174-0610 Valve, Safety Relief · 4820-01-174-0996 →

4820-01-174-0902 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Outside Diameter: 1.250 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div

Identification

NSN: 4820-01-174-0902
NIIN: 011740902
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: AB2661E20P1D145
Manufacturer: Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-174-0902, 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 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-174-0902
Primary Part Number	AB2661E20P1D145
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	1.250 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING

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
AB2661E20P1D145 PRIMARY	Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA)

Reference documents

Reference	Meaning
AB2661E20P1D145	C/1 Advisory reference — outside the item-of-supply concept 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 4820-01-174-0902?

NSN 4820-01-174-0902 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 4820-01-174-0902?

NSN 4820-01-174-0902 has 1 manufacturer part number on file: AB2661E20P1D145 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div).

What are the specifications of AB2661E20P1D145?

Key specifications for AB2661E20P1D145: Overall Height: 1.500 INCHES NOMINAL IN; Outside Diameter: 1.250 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-174-0902 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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