NSN 4820-00-783-6573 · NIIN 007836573 · Part number 4952-24
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 41387
Government record, cited
NSN 4820-00-783-6573 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-783-6573. Manufacturer of record part number: 4952-24.
Also searched as4820-00-783-6573 ·
4820007836573 ·
NIIN 007836573 ·
00-783-6573 ·
FSC 4820 Valves, Nonpowered · CAGE 41387 · 4952-24
General Characteristics Item Description: CONSISTS OF 2 EA RUBBER FLAT VALVE DIAPHRAGMS; 1 EA BRASS DIAPHRA GM RETAINING RING; 1 EA BRASS INSERT; 1 EA DISK RETAINER
1 manufacturer part number on file
Manufacturer of record: Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
Identification
NSN: 4820-00-783-6573
NIIN: 007836573
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 4952-24
Manufacturer: Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
General Description
The Diaphragm Assembly, cataloged under National Stock Number 4820-00-783-6573, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives. Government technical data includes 1 specification, 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
4820-00-783-6573
Primary Part Number
4952-24
Item Name
Diaphragm Assembly
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
Status
ACTIVE
General Characteristics Item Description
CONSISTS OF 2 EA RUBBER FLAT VALVE DIAPHRAGMS; 1 EA BRASS DIAPHRA GM RETAINING RING; 1 EA BRASS INSERT; 1 EA DISK RETAINER
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives (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 4820-00-783-6573?
NSN 4820-00-783-6573 is a Diaphragm Assembly, manufactured by Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-783-6573?
NSN 4820-00-783-6573 has 1 manufacturer part number on file: 4952-24 (Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives).
What are the specifications of 4952-24?
Key specifications for 4952-24: General Characteristics Item Description: CONSISTS OF 2 EA RUBBER FLAT VALVE DIAPHRAGMS; 1 EA BRASS DIAPHRA GM RETAINING RING; 1 EA BRASS INSERT; 1 EA DISK RETAINER. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-00-783-6573 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.