PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104-ARetainer,ball

Essex Brass Corporation · NSN 4820-01-189-4693 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-189-4693 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-189-4693. Primary manufacturer part number: 104-A.
Features
  • Retainer,ball — FSC 4820
  • General Characteristics Item Description: BRASS
  • 4 verified cross-references
  • Primary manufacturer: Essex Brass Corporation
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Retainer,ball, cataloged under National Stock Number 4820-01-189-4693, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Essex Brass Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-189-4693
Primary Part Number104-A
Item NameRetainer,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEssex Brass Corporation
StatusACTIVE
General Characteristics Item DescriptionBRASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-144-8513104A INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
4720-00-203-3903 INTERCHANGEABLE
Hose Assembly,nonmetallic
4320-00-218-390710420 INTERCHANGEABLE
Ring,wearing
Rps-Fl, Inc. Dba Rps Inc
4210-00-289-10318287 INTERCHANGEABLE
Nozzle Assembly,monitor Type,fir
Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company
5905-00-299-1750RF3233-1 INTERCHANGEABLE
Resistor,current Regulating
L3harris Technologies, Inc.
5342-00-432-1557522111E-588-Z INTERCHANGEABLE
Coupling,clamp,grooved
Voss Industries, Llc
6625-00-450-2067 INTERCHANGEABLE
Voltmeter
4820-00-482-808713216E6171 INTERCHANGEABLE
Valve,expansion
Cecom Lr Center
5940-00-503-6345104A INTERCHANGEABLE
Terminal,lug
Brainin-Advance Industries, Llc
3455-00-554-731910420 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
Cross-Reference Index
Part NumberManufacturer
104-A Essex Brass Corporation (USA)
10420 Essex Brass Corporation (USA)
104ADET20 Essex Brass Corporation (USA)
M0DEL-104-A DET Essex Brass Corporation (USA)
Related Parts
3110-00-144-8513INTERCHANGEABLE
BEARING,BALL,ANNULAR
104A
4720-00-203-3903INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4320-00-218-3907INTERCHANGEABLE
RING,WEARING
10420
4210-00-289-1031INTERCHANGEABLE
NOZZLE ASSEMBLY,MONITOR TYPE,FIR
8287
5905-00-299-1750INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
RF3233-1
5342-00-432-1557INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
522111E-588-Z
6625-00-450-2067INTERCHANGEABLE
VOLTMETER
4820-00-482-8087INTERCHANGEABLE
VALVE,EXPANSION
13216E6171
5940-00-503-6345INTERCHANGEABLE
TERMINAL,LUG
104A
3455-00-554-7319INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10420
5315-00-592-5693INTERCHANGEABLE
LINK PIN CONNECTING
PIN00104A
4720-00-764-6741INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC

Frequently Asked Questions

What is NSN 4820-01-189-4693?

NSN 4820-01-189-4693 is a Retainer,ball, manufactured by Essex Brass Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-189-4693?

NSN 4820-01-189-4693 has 4 cross-referenced part numbers: 104-A (Essex Brass Corporation), 10420 (Essex Brass Corporation), 104ADET20 (Essex Brass Corporation), M0DEL-104-A DET (Essex Brass Corporation).

What NSN replaces 4820-01-189-4693?

There are 12 known substitutes for 4820-01-189-4693: 3110-00-144-8513, 4720-00-203-3903, 4320-00-218-3907 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 104-A?

Key specifications for 104-A: End Item Identification: INDICATOR LIQUID LEVEL MODEL 104-A; General Characteristics Item Description: BRASS. 2 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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