Diaphragm, Actuator Valve, Special4810-01-146-1028

NSN 4810-01-146-1028 · NIIN 011461028 · Part number 8648-6

Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 41387

Government record, cited

NSN 4810-01-146-1028 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-146-1028. Manufacturer of record part number: 8648-6.

Also searched as 4810-01-146-1028 · 4810011461028 · NIIN 011461028 · 01-146-1028 · FSC 4810 Valves, Powered · CAGE 41387 · 8648-6

Nearby stock numbers ← 4810-01-146-0967 · 4810-01-146-1029 Diaphragm, Actuator Valve, Special →

4810-01-146-1028 — Valves, Powered

Features

Diaphragm,actuator Valve,special — FSC 4810
Bead Diameter: 0.625 INCHES NOMINAL IN
Outside Diameter: 3.250 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN
Style Designator: SPECIAL SHAPED
Material Thickness: 0.018 INCHES NOMINAL IN
Bolt Hole Quantity: 11
Bolt Circle Diameter: 2.750 INCHES MINIMUM AND 2.812 INCHES MAXIMUM IN
Center Hole Diameter: 0.250 INCHES NOMINAL IN

Identification

NSN: 4810-01-146-1028
NIIN: 011461028
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 8648-6
Manufacturer: Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives

General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4810-01-146-1028, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives. Government technical data includes 9 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4810-01-146-1028
Primary Part Number	8648-6
Item Name	Diaphragm,actuator Valve,special
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
Status	ACTIVE
Bead Diameter	0.625 INCHES NOMINAL IN
Outside Diameter	3.250 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN
Style Designator	SPECIAL SHAPED
Material Thickness	0.018 INCHES NOMINAL IN
Bolt Hole Quantity	11
Bolt Circle Diameter	2.750 INCHES MINIMUM AND 2.812 INCHES MAXIMUM IN
Center Hole Diameter	0.250 INCHES NOMINAL IN
Material	RUBBER
Hole Diameter	0.290 INCHES NOMINAL IN

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
8648-6 PRIMARY	Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives (USA)

No interchangeability data on file.

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4810-00-001-4611 · Item name not on file

Frequently Asked Questions

What is NSN 4810-01-146-1028?

NSN 4810-01-146-1028 is a Diaphragm,actuator Valve,special, manufactured by Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-146-1028?

NSN 4810-01-146-1028 has 1 manufacturer part number on file: 8648-6 (Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives).

What are the specifications of 8648-6?

Key specifications for 8648-6: Bead Diameter: 0.625 INCHES NOMINAL IN; Outside Diameter: 3.250 INCHES MINIMUM AND 3.375 INCHES MAXIMUM IN; Style Designator: SPECIAL SHAPED; Material Thickness: 0.018 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4810-01-146-1028 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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