PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2A650Valve,diaphragm,stop

W.w. Grainger, Inc. Div Government Sales Division · NSN 4820-00-447-0611 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-447-0611 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-447-0611. Primary manufacturer part number: 2A650.
Features
  • Valve,diaphragm,stop — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: W.w. Grainger, Inc. Div Government Sales Division
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,diaphragm,stop, cataloged under National Stock Number 4820-00-447-0611, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-447-0611
Primary Part Number2A650
Item NameValve,diaphragm,stop
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerW.w. Grainger, Inc. Div Government Sales Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2920-00-554-9155638647 INTERCHANGEABLE
Spark Plug
Am General Llc
Cross-Reference Index
Part NumberManufacturer
AC88 Harman Pump Co (USA)
2A650 PRIMARY W.w. Grainger, Inc. Div Government Sales Division (USA)
Related Parts
2920-00-554-9155INTERCHANGEABLE
SPARK PLUG
638647

Frequently Asked Questions

What is NSN 4820-00-447-0611?

NSN 4820-00-447-0611 is a Valve,diaphragm,stop, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-447-0611?

NSN 4820-00-447-0611 has 2 cross-referenced part numbers: AC88 (Harman Pump Co), 2A650 (W.w. Grainger, Inc. Div Government Sales Division).

What NSN replaces 4820-00-447-0611?

There is 1 known substitute for 4820-00-447-0611: 2920-00-554-9155. Verify interchangeability with system specifications before substitution.

What are the specifications of 2A650?

Key specifications for 2A650: End Item Identification: SUPPRESSOR SYSTEM. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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