PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

211050948L1Valve,ball

Naval Inventory Control Point Mechanicsburg · NSN 4820-01-409-0801 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-409-0801 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-409-0801. Primary manufacturer part number: 211050948L1.
Features
  • Valve,ball — FSC 4820
  • Operating Pressure: 1070.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Criticality Code Justification: ZZZY
  • Material: COPPER ALLOY BODY
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • 5 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-409-0801, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-409-0801
Primary Part Number211050948L1
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Operating Pressure1070.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Criticality Code JustificationZZZY
MaterialCOPPER ALLOY BODY
Reference Number Differentiating CharacteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-291-455527044 INTERCHANGEABLE
Washer,flat
Briggs and Stratton Corp
5310-00-637-4390 INTERCHANGEABLE
Washer,flat
5835-01-061-6874 INTERCHANGEABLE
Reproducer,sound
4720-01-168-193127044 INTERCHANGEABLE
Tubing,nonmetallic
Gates Corporation
3120-01-221-1803N27044 INTERCHANGEABLE
Bushing,sleeve
Leslie Controls, Inc. Dba Leslie Controls Inc
3040-01-414-440127044-1025-1 INTERCHANGEABLE
Cam,control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
211050948L1 Naval Inventory Control Point Mechanicsburg (USA)
27044 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
27044-001L1 Naval Inventory Control Point Mechanicsburg (USA)
27044-001 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
27044L1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5310-00-291-4555INTERCHANGEABLE
WASHER,FLAT
27044
5310-00-637-4390INTERCHANGEABLE
WASHER,FLAT
5835-01-061-6874INTERCHANGEABLE
REPRODUCER,SOUND
4720-01-168-1931INTERCHANGEABLE
TUBING,NONMETALLIC
27044
3120-01-221-1803INTERCHANGEABLE
BUSHING,SLEEVE
N27044
3040-01-414-4401INTERCHANGEABLE
CAM,CONTROL
27044-1025-1

Frequently Asked Questions

What is NSN 4820-01-409-0801?

NSN 4820-01-409-0801 is a Valve,ball, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-409-0801?

NSN 4820-01-409-0801 has 5 cross-referenced part numbers: 211050948L1 (Naval Inventory Control Point Mechanicsburg), 27044 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 27044-001L1 (Naval Inventory Control Point Mechanicsburg), 27044-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 27044L1 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-409-0801?

There are 6 known substitutes for 4820-01-409-0801: 5310-00-291-4555, 5310-00-637-4390, 5835-01-061-6874 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 211050948L1?

Key specifications for 211050948L1: Operating Pressure: 1070.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Criticality Code Justification: ZZZY; Material: COPPER ALLOY BODY; Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS. 4 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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