PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1UValve,ball

Daniel Industries Inc · NSN 4820-01-338-6427 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-338-6427 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-338-6427. Primary manufacturer part number: 1U.
Features
  • Valve,ball — FSC 4820
  • Operating Pressure: 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Style Designator: ANGLE
  • Material: STEEL COMP 416 STEM
  • Nominal Thread Size: 0.750 INCHES ALL ENDS IN
  • Material: STEEL FLOW CONTROL DEVICE
  • Material: STEEL BODY
  • Maximum Operating Temp: 450.0 FAHRENHEIT SINGLE RESPONSE DEGF
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 416 Stem construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-338-6427, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Daniel Industries Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4820-01-338-6427
Primary Part Number1U
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDaniel Industries Inc
StatusACTIVE
Operating Pressure4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Style DesignatorANGLE
MaterialSTEEL COMP 416 STEM
Nominal Thread Size0.750 INCHES ALL ENDS IN
MaterialSTEEL FLOW CONTROL DEVICE
MaterialSTEEL BODY
Maximum Operating Temp450.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection StylePLAIN (PIPE) ALL ENDS
Connection TypeUNTHREADED EXTERNAL PIPE ALL ENDS
Bonnet TypeINSIDE SCREW
Valve Operation MethodMANUAL
Bonnet Attachment MethodTHREADED
Nominal Pipe Size Accommodated0.750 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-061-03861-1HBZB INTERCHANGEABLE
Nipple,tube
Parker-Hannifin Corporation Div Instrumentation Products Division
3110-00-144-84971H INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
5331-01-323-8854 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
1U Daniel Industries Inc (USA)
Related Parts
4730-00-061-0386INTERCHANGEABLE
NIPPLE,TUBE
1-1HBZB
3110-00-144-8497INTERCHANGEABLE
BEARING,BALL,ANNULAR
1H
5331-01-323-8854INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 4820-01-338-6427?

NSN 4820-01-338-6427 is a Valve,ball, manufactured by Daniel Industries Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-338-6427?

NSN 4820-01-338-6427 has 1 cross-referenced part number: 1U (Daniel Industries Inc).

What NSN replaces 4820-01-338-6427?

There are 3 known substitutes for 4820-01-338-6427: 4730-00-061-0386, 3110-00-144-8497, 5331-01-323-8854. Verify interchangeability with system specifications before substitution.

What are the specifications of 1U?

Key specifications for 1U: Operating Pressure: 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Style Designator: ANGLE; Material: STEEL COMP 416 STEM; Nominal Thread Size: 0.750 INCHES ALL ENDS IN. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com