Disk, Valve4820-01-298-5507

NSN 4820-01-298-5507 · NIIN 012985507 · Part number 330576 PIECE 809

Eaton Corporation Dba Eaton Inoac Div Eaton · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 77842

Government record, cited

NSN 4820-01-298-5507 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-298-5507. Manufacturer of record part number: 330576 PIECE 809.

Also searched as 4820-01-298-5507 · 4820012985507 · NIIN 012985507 · 01-298-5507 · FSC 4820 Valves, Nonpowered · CAGE 77842 · 330576 PIECE 809

Nearby stock numbers ← 4820-01-298-5506 Disk, Valve · 4820-01-298-5624 Valve, Vent →

4820-01-298-5507 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Shank Diameter: 1.740 INCHES NOMINAL IN
Flange Seat to Disk End Height: 0.938 INCHES NOMINAL IN
Outside Diameter: 2.625 INCHES NOMINAL IN
Style Designator: POPPET
Seat Angle: 45.0 DEGREES NOMINAL
Inside Diameter: 1.500 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING

Identification

NSN: 4820-01-298-5507
NIIN: 012985507
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 330576 PIECE 809
Manufacturer: Eaton Corporation Dba Eaton Inoac Div Eaton

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-298-5507, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Corporation Dba Eaton Inoac Div Eaton. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-298-5507
Primary Part Number	330576 PIECE 809
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Eaton Corporation Dba Eaton Inoac Div Eaton
Status	ACTIVE
Shank Diameter	1.740 INCHES NOMINAL IN
Flange Seat to Disk End Height	0.938 INCHES NOMINAL IN
Outside Diameter	2.625 INCHES NOMINAL IN
Style Designator	POPPET
Seat Angle	45.0 DEGREES NOMINAL
Inside Diameter	1.500 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
330576 PIECE 809	Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
330576 PIECE 809 PRIMARY	Eaton Corporation Dba Eaton Inoac Div Eaton (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 4820-01-298-5507?

NSN 4820-01-298-5507 is a Disk,valve, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-298-5507?

NSN 4820-01-298-5507 has 2 manufacturer part numbers on file: 330576 PIECE 809 (Huntington Ingalls Inc Div Newport News Shipbuilding), 330576 PIECE 809 (Eaton Corporation Dba Eaton Inoac Div Eaton).

What are the specifications of 330576 PIECE 809?

Key specifications for 330576 PIECE 809: Shank Diameter: 1.740 INCHES NOMINAL IN; Flange Seat to Disk End Height: 0.938 INCHES NOMINAL IN; Overall Height: 1.500 INCHES NOMINAL IN; Outside Diameter: 2.625 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-298-5507 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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