PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

900821Valve,ball

Henry Technologies, Inc. · NSN 4820-01-498-5765 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-498-5765 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-498-5765. Primary manufacturer part number: 900821.
Features
  • Valve,ball — FSC 4820
  • Material: COPPER ALLOY BODY
  • Valve Operation Method: MANUAL
  • Connection Type: BUTT WELD TUBE ALL ENDS
  • Style Designator: STRAIGHT THRU
  • 3 verified cross-references
  • Primary manufacturer: Henry Technologies, Inc.
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 4820-01-498-5765, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Henry Technologies, Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-498-5765
Primary Part Number900821
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHenry Technologies, Inc.
StatusACTIVE
MaterialCOPPER ALLOY BODY
Valve Operation MethodMANUAL
Connection TypeBUTT WELD TUBE ALL ENDS
Style DesignatorSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5905-00-114-3349380-0313-000 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5950-00-645-560018518 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
1660-00-770-4250900821 INTERCHANGEABLE
Panel,bulkhead
Mission Systems Orchard Park Inc
5935-01-043-0642150220-0203 INTERCHANGEABLE
Connector,plug,electrical
Itt Cannon Llc
5955-01-110-7268 INTERCHANGEABLE
Oscillator,noncrystal Controlled
5962-01-123-1700932883-584 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Dba Raytheon
6240-01-480-19421G3019 INTERCHANGEABLE
Lamp,fluorescent
Technical Consumer Products, Inc.
3830-01-618-9603900821 INTERCHANGEABLE
Backhoe,tractor Mounting
Erskine Attachments, Inc.
Cross-Reference Index
Part NumberManufacturer
900821 Henry Technologies, Inc. (USA)
18518 Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems (USA)
18518 Itw Gse Inc. (USA)
Related Parts
5905-00-114-3349INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
380-0313-000
5950-00-645-5600INTERCHANGEABLE
TRANSFORMER,POWER
18518
1660-00-770-4250INTERCHANGEABLE
PANEL,BULKHEAD
900821
5935-01-043-0642INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
150220-0203
5955-01-110-7268INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
5962-01-123-1700INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
932883-584
6240-01-480-1942INTERCHANGEABLE
LAMP,FLUORESCENT
1G3019
3830-01-618-9603INTERCHANGEABLE
BACKHOE,TRACTOR MOUNTING
900821

Frequently Asked Questions

What is NSN 4820-01-498-5765?

NSN 4820-01-498-5765 is a Valve,ball, manufactured by Henry Technologies, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-498-5765?

NSN 4820-01-498-5765 has 3 cross-referenced part numbers: 900821 (Henry Technologies, Inc.), 18518 (Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems), 18518 (Itw Gse Inc.).

What NSN replaces 4820-01-498-5765?

There are 8 known substitutes for 4820-01-498-5765: 5905-00-114-3349, 5950-00-645-5600, 1660-00-770-4250 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 900821?

Key specifications for 900821: Material: COPPER ALLOY BODY; Valve Operation Method: MANUAL; Part Name Assigned by Controlling Agency: VALVE,BALL 2.63 OD; Connection Type: BUTT WELD TUBE ALL ENDS. 6 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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