PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

821SBracket,fire Extinguisher

Amerex Corporation Dba Amerex Corp · NSN 4210-01-277-4642 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-01-277-4642 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-277-4642. Primary manufacturer part number: 821S.
Features
  • Bracket,fire Extinguisher — FSC 4210
  • Extinguisher Type for Which Designed: DRY CHEMICAL
  • Size Designator: 5QT
  • Mounting Position: VERTICAL
  • 4 verified cross-references
  • Primary manufacturer: Amerex Corporation Dba Amerex Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bracket,fire Extinguisher, cataloged under National Stock Number 4210-01-277-4642, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Amerex Corporation Dba Amerex Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-01-277-4642
Primary Part Number821S
Item NameBracket,fire Extinguisher
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerAmerex Corporation Dba Amerex Corp
StatusACTIVE
Extinguisher Type for Which DesignedDRY CHEMICAL
Size Designator5QT
Mounting PositionVERTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-406-44755120-00-406-4475 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
General Services Administration Federal Supply Service
6625-00-948-4714821A INTERCHANGEABLE
Voltmeter
Fluke Corp
5950-01-104-85163271301-1 INTERCHANGEABLE
Transformer,pulse
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
4210PL0740625 Jednolity Indeks Materialowy - Uniform Material Index (POL)
821A Amerex Corporation Dba Amerex Corp (USA)
821S PRIMARY Amerex Corporation Dba Amerex Corp (USA)
3350119-3 Lockheed Martin Corp (USA)
Related Parts
5120-00-406-4475INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
5120-00-406-4475
6625-00-948-4714INTERCHANGEABLE
VOLTMETER
821A
5950-01-104-8516INTERCHANGEABLE
TRANSFORMER,PULSE
3271301-1

Frequently Asked Questions

What is NSN 4210-01-277-4642?

NSN 4210-01-277-4642 is a Bracket,fire Extinguisher, manufactured by Amerex Corporation Dba Amerex Corp, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-01-277-4642?

NSN 4210-01-277-4642 has 4 cross-referenced part numbers: 4210PL0740625 (Jednolity Indeks Materialowy - Uniform Material Index), 821A (Amerex Corporation Dba Amerex Corp), 821S (Amerex Corporation Dba Amerex Corp), 3350119-3 (Lockheed Martin Corp).

What NSN replaces 4210-01-277-4642?

There are 3 known substitutes for 4210-01-277-4642: 5120-00-406-4475, 6625-00-948-4714, 5950-01-104-8516. Verify interchangeability with system specifications before substitution.

What are the specifications of 821S?

Key specifications for 821S: Extinguisher Type for Which Designed: DRY CHEMICAL; Size Designator: 5QT; Mounting Position: VERTICAL. 3 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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